Custom Synthesis

Medical Isotopes, Inc. specializes in multi-step custom synthesis for pharmaceutical companies, government, research facilities and hospitals. With more than 40 years experience in custom synthesis, our experts will prepare your compound based upon your specifications and project needs.

  • Synthesis of labeled and unlabeled standards
  • Synthesis of intermediates
  • Metabolites synthesis/characterization
  • Synthetic route development
  • Full characterization by NMR, MS and HPLC

We are always happy to speak with you about your specific needs for your application; and confirm structure and labeling, purity and enrichment before we begin.

Please call 800-374-9513 or 603-635-2255, send a fax to 603-635-2448, e-mail us or use our inquiry form for custom synthesis requests.

Terms and Conditions

Prepayment:

Product quotations noted as custom synthesis are subject to a 50% prepayment before synthesis can begin. If there is a cancellation by the customer for any reason, the Seller can request additional payment for time and materials spent up to the date of cancellation, should it exceed the 50% prepayment.

Delivery times:

Delivery times noted on Custom Synthesis are based on a best estimate and cannot always be exact as reaction times may vary. Seller will do their best to assure delivery time is met; however, order cancellation due to delivery date delay will not constitute reason for the return of the 50% down payment.

Special Interest Products

Special Interest Products with “Inquire” Pricing:

Please ask for a quotation for the following products listed below where “inquire” is listed for pricing. These products are usually available with a longer lead time than our other products. In some cases they are considered “Custom Synthesis” and sometimes they are available but with a longer delivery time and are not considered a “Custom Synthesis”. Please inquire for the quantity you would need.

 

Alphabetic Listing of Custom Synthesis Products


ABCDEFGHIJKLMNOPQRSTUVWXYZ
       
Activators: Agonists
Catalog Number Product Name    
38455 N-Acetyl-SB-611855 Glucuronide Disodium Salt Details Inquire
D75224 Sumatriptan-d6 Hemisuccinate Details Inquire
Activators: Protein Kinase Inhibitors and Activators
Catalog Number Product Name    
14868 SNS-032 Details Inquire
Affinity & Chromatography Media: Chromatography Media
Catalog Number Product Name    
30897 C-18 Silica Gel (10% C-18; Capped With TMS) Details Inquire
Agro-Products: Agro Products
Catalog Number Product Name    
D38722 3-sec-Amylphenyl N-Methylcarbamate-d3 Details Inquire
30988 Sulfotep Details Inquire
26411 syn-12-Hydroxy Dieldrin Details Inquire
Aliphatics: All Aliphatics
Catalog Number Product Name    
26253 (19Z)-seco-[4-O-(2-Hydroxyethyl)] Rapamycin Sodium Salt Details Inquire
D40868 (19E/Z)-seco-[4-O-[2-Hydroxy(ethyl)-d4]] Rapamycin Sodium Salt Details Inquire
D26254 (19Z)-seco-[4-O-[2-Hydroxy(ethyl)-d4]] Rapamycin Sodium Salt Details Inquire
D30927 Sodium Ethyl-d5 Sulfate Details Inquire
30926 Sodium ethyl sulfate Details Inquire
30929 Sodium Methanethiolate (~20% in Water) Details Inquire
O42221 Sodium Nitrite-18O2 Details Inquire
30931 Sodium Sulfosuccinate Details Inquire
99084 Solanesyl Acetone Details Inquire
D42237 Sorbic Acid Ethy-d5 Ester Details Inquire
42232 Sorbic Chloride Details Inquire
30936 Spectinomycin DiHCl Details Inquire
42254 2-Stearoyl-sn-glycero-3-phosphocholine Details Inquire
30968 Suberyl Dicholine Dichloride Details Inquire
30995 Succinylcholine Chloride Details Inquire
C30996 Succinylcholine chloride-13C6 Details Inquire
30980 Sulfamoyl Chloride Details Inquire
31007 (S)-Sulforaphane Details Inquire
40848 sym-Homo Spermidine TriHCl Details Inquire
Amines: Amines
Catalog Number Product Name    
D34518 6-Sulfatoxy melatonin d4, ammonium salt hydrate Details Inquire
Amines: Chemical Amines
Catalog Number Product Name    
D30831 Salbutamon-d9 HCl Details Inquire
30830 Salbutamon HCl Details Inquire
30835 3-( Salicylideneamino) Coumarin Details Inquire
D30844 epi-Sancycline-d6 HCl Details Inquire
30843 epi-Sancycline (>70%) Details Inquire
D75085 Sapropterin-d3 Details Inquire
C30846 Saxagliptin-13C3 Details Inquire
C26989 5-Hydroxy Saxagliptin-13C3 Details Inquire
DN46755 Hydroxy Saxagliptin-15N,d2 HCl Details Inquire
D30852 SB 612111-d4 HCl Details Inquire
30849 SB 277011 HCl Details Inquire
30850 SB-525334 Details Inquire
30851 SB 612111 HCl Details Inquire
30853 SC-236 Details Inquire
30854 SC-51089 Details Inquire
30855 SC-51322 Details Inquire
30856 SC-57461A Details Inquire
30869 Scriptide Details Inquire
46028 seco Erythromycin Details Inquire
98993 1,7a-Seco-Perindopril Details Inquire
D42202 Semiamitraz-d3 hydrochloride Details Inquire
CN30878 Semicarbazide-13C,15N2 HCl Details Inquire
48680 SID 7970631 Details Inquire
D30899 Silodosin-d6 Details Inquire
D30901 Silodosin-d6 β-D-Glucuronide Sodium Salt Details Inquire
38461 O-Acetyl Silodosin Details Inquire
30900 Silodosin β-D-Glucuronide Sodium Salt Details Inquire
99078 Sofosbuvir Carboxylic Acid Details Inquire
99080 2’-epi-Sofosbuvir Desphosphate Details Inquire
99079 α-Sofosbuvir Desphosphate Details Inquire
99081 ent-Sofosbuvir Desphosphate Details Inquire
99089 Sorafenib Hydroxydemethylamine Details Inquire
42231 Soraprazan Details Inquire
D30935 Sotalol-d6 HCl Details Inquire
44765 [ SP-4-2-(1R-trans)]-(1,2-Cyclohexanediamine-N,N’’) Dichloridoplatinum(II) Details Inquire
30953 N-Stearoyl Phytosphingosine Details Inquire
30967 Suberoyl Bis-hydroxamic Acid Details Inquire
O99158 N-(2-Succinyl) Phenylephrine 2,3’-O-Dibenzyl Ether 1,4-Dibenzyl Ester Details Inquire
30974 N-(2-Succinyl) Phenylephrine(Mixture of Diastereomers) Details Inquire
D75081 Sulbutiamine-d14 Details Inquire
D31002 Sulfadoxine-d4 Details Inquire
19296 N4-Acetyl Sulfadoxine Details Inquire
D48746 Sulfamethoxazole-d4 N4-glucoside Details Inquire
31010 Sulfamethoxypyridazine Details Inquire
99176 1-(2-Sulfamidoethyl)-2-methyl-5-nitroimidazole Details Inquire
D31011 Sulfamonomethoxine-d4 Details Inquire
31001 4-Sulfamoylphenylboronic Acid Pinacol Ester Details Inquire
D30990 Sulfanilamide-d4 Details Inquire
30989 Sulfanilic Acid Details Inquire
D30985 2-[2-Sulfo(ethyl-d4)]pseudourea Details Inquire
30984 2-(2-Sulfoethyl)pseudourea Details Inquire
31018 7-Sulfonamido-N-hydroxymethyl Hydrochlorothiazide Details Inquire
48777 Sulfur Trioxide Triethylamine Complex Details Inquire
D31022 Sumatriptan-d6 N-Oxide Details Inquire
31021 Sumatriptan N-Oxide Details Inquire
92545 (rac, syn)-4-Deschloro-sertraline Hydrochloride Details Inquire
Amino Acids Labeled: Labeled Amino Acids and Derivatives
Catalog Number Product Name    
N1180 DL-Serine-15N Details Inquire
C1183 L-Serine-3-13C Details Inquire
C53012 L-Serine 2-13C, 2-d Details Inquire
Amino Acids Unlabeled: Unlabeled Amino Acids and Derivatives
Catalog Number Product Name    
21849 N-Carboxy-L-serine N-Benzyl Ester Details Inquire
30879 L-Serine N-Carboxyanhydride Details Inquire
Anti-Cancer: Anti-cancer compounds
Catalog Number Product Name    
17670 Sabarubicin Details Inquire
17671 Safingol Details Inquire
17673 Sapacitabine Details Inquire
17675 Sardomozide Details Inquire
17676 Satraplatin Details Inquire
17677 Sebriplatin Details Inquire
17678 Seliciclib Details Inquire
30877 Selumetinib Details Inquire
17679 Semaxanib Details Inquire
17680 Semustine Details Inquire
17681 Sermorelin Details Inquire
17682 Simotaxel Details Inquire
17683 Simtrazene Details Inquire
17684 Sizofiran Details Inquire
17685 Soblitodin Details Inquire
17686 Sobuzoxane Details Inquire
17687 Sodium Phenylbutyrate Details Inquire
17689 Sparsomycin Details Inquire
17690 Spiroplatin Details Inquire
17691 Squalamine Details Inquire
17693 Streptonigrin Details Inquire
17694 Streptovarycin Details Inquire
17696 Sufosfamide Details Inquire
D75084 Sulindac-d3 Details Inquire
17698 Swainsonine Details Inquire
Anti-virals: Anti-viral Compounds
Catalog Number Product Name    
D30845 Saquinavir-d6 Details Inquire
Antibiotics: Antibiotics
Catalog Number Product Name    
17859 Salinomycin Details Inquire
17862 Streptomycin Sulfate Sterile Details Inquire
17918 Sulfamethoxazole Sodium Details Inquire
APIs and Pharmaceuticals: API Compounds
Catalog Number Product Name    
18319 Saxagliptin Details Inquire
4893 Simvastatin Details Inquire
18320 Sodelglitazar Details Inquire
APIs and Pharmaceuticals: Pharmaceuticals
Catalog Number Product Name    
72306 (Z)-β-Santalol Details Inquire
D68351 seco-(8,9)-Buspirone (Butyl-d8) Carboxylic Acid Details Inquire
68350 seco-(8,9)-Buspirone Carboxylic Acid Details Inquire
D99102 6 β-Spiro[androsta-1,4-diene-6,2’-oxiran]-3,17-dione-d3 Details Inquire
D99104 6α-Spiro[androsta-1,4-diene-6,2’-oxiran]-3,17-dione-d3 Details Inquire
72415 Δ-7 Stigmasterol Details Inquire
Aromatics and Derivatives: Aromatic Compounds
Catalog Number Product Name    
C30825 Saccharin-13C6 Details Inquire
30827 Saccharin N-(2-Acetic Acid Ethyl Ester)(Piroxicam Impurity E) Details Inquire
30828 Saccharin N-(2-Acetic Acid Isopropyl Ester)(Piroxicam Impurity F) Details Inquire
30832 Salicylhydroxamic Acid Details Inquire
30836 Salmeterol Fluticasone Propionate Mixture Details Inquire
30838 ( /-)-Salsolinol, Hydrobromide Details Inquire
30839 (+/-)-Salsolinol HCl Details Inquire
30840 Salvianolic Acid A Details Inquire
30841 Salvianolic Acid B Details Inquire
30842 Samidin Details Inquire
30848 SB 239063 Details Inquire
D30858 (R)-(+)-Sch 23390-d3 HCl Details Inquire
30857 (R)-(+)-Sch 23390 HCl Details Inquire
30862 Scopolamine Hydrobromide Trihydrate Details Inquire
30867 R,S-Scoulerine Details Inquire
30868 S-( )-Scoulerine Details Inquire
21654 2-sec-Butyl-3-methoxypyrazine Details Inquire
55293 sec-Butylbenzene Details Inquire
55294 (p-sec-Butylphenyl)acetic Acid Details Inquire
55295 1-(4-sec-Butylphenyl)ethanone Details Inquire
55296 2-(p-sec-Butylphenyl)propionic Acid Details Inquire
D55297 2-(p-sec-Butylphenyl)propionic Acid-d3 Details Inquire
58595 sec-Hexyl Alcohol Phthalate Details Inquire
D58596 sec-Hexyl Alcohol Phthalate-d4 Details Inquire
58431 sec-O-Glucosylhamaudol Details Inquire
30872 rac Secoisolariciresinol Details Inquire
C30873 rac Secoisolariciresinol-13C3 Details Inquire
D30874 rac Secoisolariciresinol-d6 Details Inquire
61702 Secophenol Details Inquire
D30882 Serotonin-d4 β-D-Glucuronide Details Inquire
30880 Serotonin HCl Details Inquire
30881 Serotonin β-D-Glucuronide Details Inquire
D30883 Sertaconazole-d6 Details Inquire
30884 Sertindole Details Inquire
D30885 Sertindole-d4 Details Inquire
30893 Sibenadet Details Inquire
30896 Sidenafil Dimer Impurity Details Inquire
53035 Sitagliptin Triazecine Analog Details Inquire
50831 ( SP-5-31)-Dichloro(3-phenyl-1H-inden-1-ylidene)bis(tricyclohexylphosphine)ruthenium Details Inquire
49909 ( SP-5-41)-[1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]dichloro(3-phenyl-1H-inden-1-ylidene)(tricyclohexylphosphine)ruthenium Details Inquire
99094 SP 2509 Details Inquire
29049 (S)-M8-SPy Details Inquire
99108 SR 9009 Details Inquire
99109 SR 9011 Details Inquire
30942 Stearalkonium Chloride Details Inquire
D30943 Stearalkonium Chloride-d7 Details Inquire
99135 Stigmatellin A Details Inquire
26995 4-Hydroxy Stiripentol Details Inquire
26997 4-Hydroxy Stiripentol-13C,d3 Details Inquire
D26996 4-Hydroxy Stiripentol-d9 Details Inquire
D30960 (R)-(+)-Styrene-d5 Oxide Details Inquire
D30959 rac Styrene-d5 Oxide Details Inquire
30958 cis-Styrene-(β)-d Details Inquire
30964 Suberanilic Acid Details Inquire
D30965 Suberanilic Acid-d5 Details Inquire
30969 Succinobucol Details Inquire
30994 Succinyl Bis[(phenylimino)-2,1-ethanediyl]bis(3-maleimidopropanamide) Details Inquire
D30975 Sudan I-d5 Details Inquire
D30977 Sudan IV-d6 Details Inquire
30976 Sudan IV (>80%) Details Inquire
30978 Sudan R Details Inquire
30981 Sulfabenzamide Details Inquire
D31003 (4-Sulfamoylphenyl)hydrazine-d4 HCl Details Inquire
D61822 Sulfanitran-d4 (Major) Details Inquire
D31004 Sulfapyridine-d4 Details Inquire
30982 6-Sulfatoxy melatonin Details Inquire
D61828 Sulfisoxazole-d4 Details Inquire
31006 D-threo-1-(4-Sulfonylphenyl)-2-dichloroacetylamino-1,3-propanediol Sodium Salt Details Inquire
54444 N-[4-Hydroxy-3-( sulfooxy)phenyl]acetamide Sodium Salt Details Inquire
21006 4,4’-Bis(2-sulfostyryl)biphenyl Disodium Details Inquire
31020 Sultopride HCl Details Inquire
31023 Sunset Yellow FCF Details Inquire
50973 syn-1,2-Dihydro-1,2-naphthalenediol Details Inquire
C99198 threo-1-C-Syringylglycerol Details Inquire
Biochemicals & Reagents: Biochemicals and Reagents
Catalog Number Product Name    
D30826 Saccharin-d4 Details Inquire
D30925 Sodium diethyldithiocarbamate-d10 Details Inquire
D2457 Sodium DL-Lactate-d4 Details Inquire
72424 Succinyl monocholine chloride Details Inquire
D31008 Sulforaphane-d8 Details Inquire
31025 (+/-)-Synephrine hydrochloride Details Inquire
Biochemicals & Reagents: Cross Linking Reagents
Catalog Number Product Name    
30993 N-Succinimidoxycarbonyl-β-alanine N-Succinimidyl Ester 1,4- Dioxane complex Details Inquire
31012 Sulfo-N-succinimidyl3-[[2-(p-azidosalicylamido)ethyl]-1,3’-dithio]propionate Details Inquire
31019 Sulfosuccinimidyl 3-[[2-(Biotinamido)ethyl] dithio]propionate Sodium Salt Details Inquire
Biotin Derivatives: Biotin Derivatives Alphabetic Listing
Catalog Number Product Name    
30876 rac Selenobiotin Details Inquire
31015 Sulfo-NHS-(PEG4-bismannose)-SS-biotin Details Inquire
Breath Test Kits - 13C: Breath Test Kits
Catalog Number Product Name    
C33786 Stearic Acid-1-13C Details Inquire
Carbohydrates and Derivatives: Carbohydrates and Derivatives Alphabetic Listing
Catalog Number Product Name    
30998 Sucrose 4,6-Methyl Orthoester Details Inquire
Carboxylic Acids: Carboxylic Acids
Catalog Number Product Name    
D42235 Sorbic Acid 6,6,6-d3 Details Inquire
Chiral Reagents: Chiral Reagents Alphabetic Listing
Catalog Number Product Name    
30824 (+)-Sabinene Details Inquire
30859 Sch 58053 Details Inquire
30894 SIDAG Dye Details Inquire
26991 3"-Hydroxy Simvastatin Details Inquire
19288 4’-Acetyl Simvastatin Details Inquire
30905 Simvastatin, 1-Pyreneacetyl Ester Details Inquire
26992 3"-Hydroxy Simvastatin Acid Sodium Salt Details Inquire
30902 Simvastatin Acyl-β-D-glucuronide Details Inquire
99028 Simvastatin Carboxylic Acid Allyl Ester Details Inquire
30904 (3S,5S)-Simvastatin Hydroxy Acid Ammonium Salt Details Inquire
30903 Simvastatin Hydroxy Acid Methyl Ester Details Inquire
32115 Sodium taurodeoxycholate hydrate Details Inquire
26993 cis-Hydroxy Solifenacin (Mixture of Diastereomers) Details Inquire
30934 Solifenacin N-Oxide Details Inquire
30940 Stauprimide Details Inquire
D30941 Stauprimide-d5 Details Inquire
99106 3-Stearoyl-sn-glycerol Details Inquire
D99107 3-Stearoyl-sn-glycerol-d5 Details Inquire
30970 (L)-Suberyl Carnitine Details Inquire
30973 N6-Succinyl Adenosine Details Inquire
31013 Sulbactam Sodium Salt Details Inquire
Chiral Reagents: Miscellaneous Reagents
Catalog Number Product Name    
68447 sec-Butyl Mercaptan Details Inquire
72359 Sodium Ethoxide Details Inquire
99065 Sodium Phosphate Dibasic Details Inquire
99150 Suberic Acid Details Inquire
30991 Sulfosuccinic Acid Sodium Salt Details Inquire
Fatty Acids and Derivatives: Fatty Acids 13C & 2H Alphabetical Listing
Catalog Number Product Name    
D5277 N-Suberylglycine-2,2,7,7-d4 Details Inquire
Fatty Acids and Derivatives: Mixed Fatty Acids
Catalog Number Product Name    
48705 Sphinganine-C17 Details Inquire
Glucuronides: Glucuronides Labeled and Unlabeled
Catalog Number Product Name    
30866 Scopoletin β-D-glucuronide Details Inquire
30887 Sertraline Carbamoyl Glucuronide Methyl Ester Details Inquire
30914 Sitagliptin Carbamoyl Tri-O-acetyl-β-D-glucuronide Methyl Ester Details Inquire
30913 Sitagliptin Carbamoyl β-D-Glucuronide Methyl Ester Details Inquire
30917 β-Sitosterol-β-D-glucuronide Details Inquire
D30923 SN-38-d3 glucuronide Details Inquire
D99035 SN-38-d5 glucuronide Details Inquire
33050 Solifenacin N-β-D-Glucuronide Details Inquire
30966 Suberoylanilide Hydroxamic Acid β-D-Glucuronide Details Inquire
Glycerol: Glycerol
Catalog Number Product Name    
30946 Stearic Acid Hydroxysuccinimide Ester Details Inquire
30944 Stearidonic Acid Details Inquire
30945 Stearidonic Acid Ethyl Ester Details Inquire
D30949 rac 2-Stearoyl-3-chloropropanediol-d5, 95% Details Inquire
30948 rac 2-Stearoyl-3-chloropropanediol, 95% Details Inquire
30950 1-Stearoyl-rac-glycerol Details Inquire
CD30951 1-Stearoyl-rac-glycerol-13C3,d5 Details Inquire
30952 2-Stearoyl-rac-glycerol Details Inquire
67050 1-Stearoyl-sn-glycerol Details Inquire
Heterocycles: Heterocyclic Compounds
Catalog Number Product Name    
66983 Salacinol Details Inquire
30860 Scopine Di(2-thienylglycolate) Details Inquire
D30870 Secnidazole-d6 Details Inquire
62962 seco 10,11-Anhydro Clarithromycin Details Inquire
30890 SEW 2871 Details Inquire
30907 Sinensetin Details Inquire
30912 Sitagliptin N-Sulfate Details Inquire
C30916 Sitaxsentan-13C4 Sodium Details Inquire
30915 Sitaxsentan Sodium Details Inquire
D67021 Sodium colistin B-d7 methanesulfonate Details Inquire
30938 Spiro[1-azabicyclo[2.2.2]octane-3,2’-oxirane] HCl Details Inquire
D30957 Stiripentol-d9 Details Inquire
30961 SU 5402 Details Inquire
21850 5-Carboxy SU 5402 Details Inquire
30963 SU 5402 2-Hydroxyethyl Ester Details Inquire
30979 Sudoxicam Details Inquire
99164 Sulfo-NHS-LC-Diazirine Details Inquire
C30987 5-Sulfooxymethylfurfural-13C6 Sodium Salt Details Inquire
30986 5-Sulfooxymethylfurfural Sodium Salt Details Inquire
Impurities and Metabolites: Chemical Impurities
Catalog Number Product Name    
86513 Sulbactam impurity G Details Inquire
86514 Sulbactam Impurtity 1 (6-alfa-Bromopenicillanic acid) Details Inquire
86249 Sulfadiazine Impurity 1 (4-Hydroxy Sulfadiazine) Details Inquire
86250 Sulfadiazine Impurity 2 (5-Hydroxy Sulfadiazine) Details Inquire
86248 Sulfadiazine Impurity F Details Inquire
86464 Sulfasalazine Impurity A Details Inquire
86465 Sulfasalazine Impurity B Details Inquire
D86467 Sulfasalazine Impurity D Details Inquire
86470 Sulfasalazine Impurity G Details Inquire
86460 Sulfasalazine Impurity H Details Inquire
86461 Sulfasalazine Impurity I Details Inquire
86462 Sulfasalazine Impurity J Details Inquire
86427 Sulindac Related Compund A Details Inquire
C86490 Sulpiride Impurity C Details Inquire
86493 Sulpiride Impurity F Details Inquire
86494 Sulpiride impurity G Details Inquire
D86227 Sultamicillin EP Impurity D Details Inquire
86228 Sultamicillin EP Impurity E Details Inquire
86229 Sultamicillin EP Impurity F Details Inquire
86230 Sultamicillin EP Impurity G Details Inquire
86261 Sumatriptan EP impurity B hemisuccinate Details Inquire
86260 Sumatriptan Impurity 2 Details Inquire
86256 Sumatriptan Impurity 4 Details Inquire
86254 Sumatriptan Impurity G Details Inquire
86257 Sumatriptan Impurity H Details Inquire
C86500 Sunitinib Impurity C Details Inquire
86502 Sunitinib Impurity H Details Inquire
86503 Sunitinib Impurity I Details Inquire
86497 Sunitinib Ketone Impurity Details Inquire
Impurities and Metabolites: Metabolites and Impurities
Catalog Number Product Name    
30833 Salicylic Acid β-D-O-Glucuronide Details Inquire
30864 Scopolamine β-D-Glucuronide Details Inquire
68972 (1,11-seco)-Cyclosporin A Oxazolidinone Methylamide Details Inquire
30886 Sertraline Carbamoyl Glucuronide Details Inquire
30889 Sertraline Carbamoyl Glucuronide Methyl Ester Triacetate Details Inquire
30906 Simvastatin 4’-Methyl Ether Details Inquire
14662 (R)-(+)-Styrene oxide Details Inquire
14676 (S)-(-)-Styrene oxide Details Inquire
30962 SU 5402 Ethyl Ester Details Inquire
30971 N-Succinyl-5-aminoimidazole-4-carboxamide ribose Details Inquire
86016 Sucralose Impurity B Details Inquire
86507 Sulbactam Impurity A Details Inquire
C86509 Sulbactam Impurity C Details Inquire
D86508 Sulbactam Impurity D Details Inquire
86510 Sulbactam Impurity E Details Inquire
77159 4-Sulfoamino antipyrine Details Inquire
86496 Sunitinib Impurity B Details Inquire
Inhibitors: All Inhibitors
Catalog Number Product Name    
D5598 Simvastatin hydroxy acid-d6 sodium salt Details Inquire
30910 rac-Sitagliptin Details Inquire
30911 Sitagliptin Carbamoyl β-D-Glucuronide Details Inquire
31024 Swainsonine-6,7-3H Details Inquire
O94062 Sym-O,O’-Dipyridamole Bis(hemisuccinate) Details Inquire
Inorganic Salts: Inorganic Salts
Catalog Number Product Name    
99020 Silver(I) fluoride Details Inquire
CH1245 Sodium Chloride-37 (Chlorine) Details Inquire
CH1244 Sodium Chloride-35Cl Details Inquire
108661 Sodium sulfate-34S Details Inquire
Intermediates: Various Intermediates
Catalog Number Product Name    
18863 Sodium dichloroisocyanurate Details Inquire
5607 Sodium Periodate Details Inquire
Labels, Dyes, Stains and Indicators: Labels, Dyes, Stains and Indicators
Catalog Number Product Name    
31009 Sulfo Rhodamine Amidoethyl Mercaptan Details Inquire
Metal Isotopes: Metal Isotopes Alphabetical Listing
Catalog Number Product Name    
1648 Samarium 144 Details Inquire
1649 Samarium 147 Details Inquire
1650 Samarium 148 Details Inquire
1654 Samarium 154 Details Inquire
1656 Selenium 76 Details Inquire
1659 Selenium 80 Details Inquire
1660 Selenium 82 Details Inquire
1661 Silicon 28 Details Inquire
1662 Silicon 29 Details Inquire
1663 Silicon 30 Details Inquire
1664 Silver 107 Details Inquire
1665 Silver 109 Details Inquire
17276 Sodium dichromate dihydrate Cr-53 Details Inquire
1666 Strontium 84 Details Inquire
1667 Strontium 86 Details Inquire
1668 Strontium 87 Details Inquire
1669 Strontium 88 Details Inquire
1670 Sulfur 32 Details Inquire
1671 Sulfur 33 Details Inquire
1673 Sulfur 36 Details Inquire
1672 Sulfur-34S Details Inquire
Metal Isotopes: Metal Pre-Made Targets
Catalog Number Product Name    
110362 Si-28 Pre-Made Metal Target Details Inquire
110364 Sm-148 Oxide Pre-Made Target Details Inquire
110365 Sr-86 Pre-Made Metal Target Details Inquire
Metal Isotopes: Sulfur and Selenium Compounds
Catalog Number Product Name    
30928 Sodium 2’-Hydroxyacetophenone Oxime-2-sulfinate Details Inquire
Neurochemicals: Neurochemical Compounds
Catalog Number Product Name    
5844 Serotonin Creatinine Sulfate Details Inquire
36109 Sunifiram Details Inquire
NEW: Carbosynth
Catalog Number Product Name    
105881 Salbutamon hydrochloride Details Inquire
105882 Salicylamide Details Inquire
105883 (+/-)-Salsolinol hydrochloride Details Inquire
105884 SB 202190 hydrochloride Details Inquire
105887 (3b-5Z-7R-8a-22E)-9-10-Secoergosta-5-10(19)-22-triene-3-7-8-triol Details Inquire
105868 L-Sepiapterin Details Inquire
105890 D-L-Serine methyl ester hydrochloride Details Inquire
105891 (1R-4S) Sertraline hydrochloride Details Inquire
105892 (1S-4R) Sertraline hydrochloride Details Inquire
105837 rac-cis-sertraline hydrochloride Details Inquire
105869 Siastatin B Details Inquire
105893 Sibutramine hydrochloride monohydrate Details Inquire
105910 Siglure acid Details Inquire
105895 Sitagliptin N-sulfate sodium salt Details Inquire
105859 Sodium Danshensu Details Inquire
105879 Sodium glycididazole Details Inquire
105858 Sodium methoxide - 25% in methanolic solution Details Inquire
105872 Sodium phenoxide Details Inquire
105873 Sodium phenyl phosphate dibasic dihydrate Details Inquire
105864 Sodium taurodeoxycholate Details Inquire
105863 Sodium tetrachloropalladate(II) Details Inquire
105896 Solifenacin hydrochloride Details Inquire
105897 Somatostatin Details Inquire
105898 Spermine bis (nitric oxide) adduct Details Inquire
105900 7b-Spironolactone Details Inquire
105899 Spiro[1-azabicyclo[2.2.2]octane-3-2’-oxirane] hydrochloride Details Inquire
105902 N-Succinimidyloxycarbonylheptyl methanethiosulfonate Details Inquire
105903 Sufentanil citrate Details Inquire
D105316 Sulfamic acid [(1S-2S-4R)-4-[4-[[(1S)-2-3-dihydro-1H-inden-1-yl]amino]-7H-pyrrolo[2-3-d]pyrimidin-7-yl]-2-hydroxycyclopentyl]methyl ester Details Inquire
105904 (4-Sulfamoylphenyl)hydrazine Details Inquire
105905 Sulfo rhodamine methanethiosulfonate Details Inquire
105861 Sulforhodamine 101 cadaverine TFA salt Details Inquire
105870 Sulforhodamine 101 sulfuryl chloride Details Inquire
NEW: Metabolites and Impurities
Catalog Number Product Name    
75364 Spiro Almotriptan Details Inquire
Nicotine and Derivatives: Nicotine and Derivatives Alphabetic Listing
Catalog Number Product Name    
30932 Solanesyl Bromide Details Inquire
Nucleotides and Nucleosides: Nucleotides and Nucleosides Alphabetic Listing
Catalog Number Product Name    
30829 SAENTA Details Inquire
Nucleotides and Nucleosides: Phosphorylating Reagents
Catalog Number Product Name    
30933 Solanesyl Pyrophosphate Triammonium Salt Details Inquire
Oligosaccharides: Oligosaccharide Compounds
Catalog Number Product Name    
30891 3’-α-Sialyl-N-acetyllactosamine Details Inquire
30892 3’-β-Sialyl-N-acetyllactosamine Details Inquire
30999 Sucrose 1,6,6’-Tricarboxylate Trimethyl Ester Details Inquire
30997 Sucrose 6’-Acetate, Technical grade 80% Details Inquire
31016 3’-Sulfated Lewis X, Methyl Glycoside Details Inquire
31017 4’-Sulfated Lewis X, Methyl Glycoside Details Inquire
30992 6-Sulfo Sialyl Lewis X Methyl Glycoside Sodium Salt Details Inquire
Organic Building Blocks: Organic Building Blocks.
Catalog Number Product Name    
17913 SALICYLAMIDE Details Inquire
36121 Sofosbuvir Details Inquire
36113 SR9009 Details Inquire
87409 5-Sulphamoyl-2-methoxy benzamide Details Inquire
87408 5-Sulphamoyl-2-methoxy benzoic acid Details Inquire
86495 5-Sulphamoylsalicylic acid Details Inquire
86486 5-Sulphosalicylic acid Details Inquire
Other Research Compounds: Research Compounds
Catalog Number Product Name    
98939 S 23 Details Inquire
98941 S 5751 Details Inquire
98940 S3QEL 2 Details Inquire
98947 (2R,4R)-Sacubitril Details Inquire
98946 (2S,4R)-Sacubitril Details Inquire
98948 (2S,4S)-Sacubitril Details Inquire
98952 Salicylanilide Details Inquire
98954 Salicylic Acid Acyl- β-D-glucuronide Dibenzyl Ether Details Inquire
D98953 (p-Salicylic Acid-d4) 4-Glucuronide Potassium Salt Details Inquire
D34167 Salicyluric acid-d4 Details Inquire
D98957 Salmeterol-d4 Details Inquire
98960 ()- β-Santalene Details Inquire
D98961 ()- β-Santalene-d3 Details Inquire
98962 Saprisartan Details Inquire
CN99368 Sapropterin-15N3,13C1 triflate Details Inquire
98963 SAR-20347 Details Inquire
73172 Sar-NH2·HCl Details Inquire
73173 Sar-NMe2·HCl Details Inquire
98969 Saralasin Details Inquire
D75087 Sarpogrelate-d3 Details Inquire
D75415 Sarpogrelate-d3 hydrochloride Details Inquire
D98968 Sarsasapogenin-d5 Details Inquire
98970 Saxagliptin Dihydroxylated Metabolite Details Inquire
98972 SB 202474 Details Inquire
98971 SB 216763 Details Inquire
98973 SB 225002 Details Inquire
98974 SB 264128 Details Inquire
33332 SB-268262 Details Inquire
D98975 SB 706375-d6 Details Inquire
98976 SB 742457 Details Inquire
98977 SBC-115,076 Details Inquire
98980 SCH 51344 Details Inquire
D98981 SCH 51344-d3 Details Inquire
98982 Sclareol Diacetate Details Inquire
98984 SD 208 Details Inquire
98985 SDB-005 Details Inquire
D98986 SDB-005-d11 Details Inquire
98988 Sebaleic Acid Details Inquire
D98989 Sebaleic Acid-d4 Details Inquire
D98990 Sebaleic Acid-d19 Details Inquire
91002 2-sec-Butyl-4-[(Piperazinyl-1-yl)-phenyl]-1,2,4-triazol-3-one Dihydrochloride Details Inquire
91027 3-sec-Butyl-6-methyluracil Details Inquire
90942 sec-Butyl Cypionate Details Inquire
91064 1-( sec-Butyl)-4-(4-(4-(4-(((2R,4R)-2-(chloromethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one Details Inquire
91065 1-( sec-Butyl)-4-(4-(4-(4-(((2R,4S)-2-(chloromethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one Details Inquire
91066 1-( sec-Butyl)-4-(4-(4-(4-(((2S,4R)-2-(chloromethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one Details Inquire
91063 1-( sec-Butyl)-4-(4-(4-(4-(((2S,4S)-2-(chloromethyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one Details Inquire
98991 (24S)-Secalciferol Details Inquire
89774 2,3-seco Bazedoxifene Details Inquire
94740 1,2-Seco-ezetimibe-Δ-lactone Details Inquire
96389 seco-Lactam (E)-Cefdinir Lactone Details Inquire
O95582 (19E/Z)-seco-[4-O-(2-Hydroxyethyl)] Rapamycin Details Inquire
98994 L-Selenocysteine Details Inquire
98995 L-Selenocystine Details Inquire
98996 Selisistat Details Inquire
98998 Sephadex CM-25 Details Inquire
98999 Sephin 1 Details Inquire
99000 Sephin 1 Hydrochloride Details Inquire
99003 L-Serine 2-Propyl Ester Details Inquire
99002 L-Serine isopropyl ester Details Inquire
99006 rac-trans-Sertraline Hydrochloride Details Inquire
99004 rac-cis-Sertraline Mandelate Details Inquire
99007 L-Seryl-L-threonyl-L-glycyl-L-isoleucyl-L-seryl-L-valyl-L-prolyl-L-glycyl-L-prolyl-L-methionyl-L-glycyl-L-prolyl-L-seryl-L-glycyl-L-prolyl-L-Arginine Details Inquire
D99008 Sesamol-d2 Details Inquire
99009 Sesbanimide A Details Inquire
99010 Seselin Details Inquire
33349 ’-Sexithiophene >99 % Ultrapure Details Inquire
99011 SF-1-088 Details Inquire
33092 Shikimate-3-phosphate Trisodium Salt Details Inquire
33383 SHNH Details Inquire
99012 SI-2 Details Inquire
C75326 3’ Sialyllactose-1,2,3-13C3 Details Inquire
99013 6’-Sialyllactose Sodium Salt Details Inquire
D99016 Silodosin-d4 β-D-Glucuronide Sodium Salt Details Inquire
73425 Silodosin Glucuronide (Mixture of Diasteromers) Details Inquire
99022 Silver Hexafluoroantimonate(V) Details Inquire
99017 Silver Thiocyanate Details Inquire
C99025 Simazine-13C5 Details Inquire
99026 Simendan Details Inquire
D33337 Simvastatin acid-d3 Details Inquire
99029 SIPr Details Inquire
32117 Sitaxsentan Details Inquire
99030 SKF 83566 Hydrobromide Details Inquire
99031 SMI-481 Details Inquire
99041 Sodium 1-(((7S)-1-(4-Azidophenyl)-7-(3’,6’-dihydroxy-3-oxo-4a’,9a’-dihydro-3H-spiro[isobenzofuran-1,9’-xanthen]-5-ylcarboxamido)-1,8,16-trioxo-12,13-dithia-2,9,17-triazatricosan-23-oyl)oxy)-2,5-dioxopyrrolidine-3-sulfonate Details Inquire
33759 Sodium 2-oxobutyrate Details Inquire
33319 Sodium 4-(3,5-dimethoxystyryl)phenyl phosphate Details Inquire
33320 Sodium 5-isopropyl-2-methylphenyl phosphate Details Inquire
91274 Sodium 7-(1H-Tetrazol-1-acetamido)cephalosporanate Details Inquire
99040 Sodium Amide Details Inquire
D74593 Sodium benzoate-3,4,5-d3 Details Inquire
99042 Sodium Bisulfite Details Inquire
99043 Sodium Bromide Details Inquire
99054 Sodium Formate Details Inquire
99055 Sodium Hexafluorophosphate Details Inquire
99057 Sodium Hydrosulfide Hydrate Details Inquire
99056 Sodium Hydrosulfite, 85% Details Inquire
99058 Sodium Hypochlorite Details Inquire
99072 Sodium L-(+)-Tartrate Details Inquire
99046 Sodium N-Decanoylsarcosinate Details Inquire
D99047 Sodium N-decanoylsarcosinate-d19 Details Inquire
99069 Sodium N-Myristoylsarcosinate Details Inquire
99062 Sodium Oxamate Details Inquire
99063 Sodium Perborate Details Inquire
99068 Sodium Pyrophosphate Details Inquire
98823 R 788 Sodium Salt Details Inquire
O99082 Sofosbuvir O-Desisopropyl O-Ethyl Ester Details Inquire
O99083 Sofosbuvir O-Desisopropyl O-Methyl Ester Details Inquire
D75079 Solifenacin-d5 Details Inquire
D99085 Solifenacin-d7 Hydrochloride Details Inquire
99086 (1S,3’S)-Solifenacin Succinate Details Inquire
99091 L-Sorbosone Details Inquire
99092 Sorivudine Details Inquire
99093 SP 141 Details Inquire
93078 (R)-1-[( SP)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldi-tert-butylphosphine Details Inquire
99095 Spasmoxale Details Inquire
D99096 Spasmoxale-d5 Details Inquire
99097 4-trans-8-trans-Sphingadiene Details Inquire
99099 Spilanthic Acid Details Inquire
99100 Spiroheptadiene Details Inquire
99110 SR 12813 Details Inquire
O99111 Stavudine 5-O- β-Glucuronide Details Inquire
OD99112 Stavudine 5-O- β-Glucuronide-d3 Details Inquire
D99121 2-Stearo-1-olein-d5 Details Inquire
99118 3-Stearo-1-olein Details Inquire
D99119 3-Stearo-1-olein-d5 Details Inquire
99116 1-Stearo-2-linolein Details Inquire
D99117 1-Stearo-2-linolein-d5 Details Inquire
99114 1-Stearo-3-linolein Details Inquire
D99115 1-Stearo-3-linolein-d5 Details Inquire
99113 1-Stearoyl-2-arachidonoyl-sn-glycerol Details Inquire
99122 1-Stearoyl-2-linoleoyl-sn-glycerol Details Inquire
D99123 1-Stearoyl-2-linoleoyl-sn-glycerol-d5 Details Inquire
D99127 2-Stearoyl-d35-sn-glycero-3-phosphocholine Details Inquire
D99128 Stearoyl L-α-Lysolecithin-d9 Details Inquire
C99125 Stearoyl-L-car3 ChloridC3 Chloride Details Inquire
D99126 2-Stearoyl-rac-glycerol-d5 Details Inquire
O99129 2-Stearoylglycerol 1,3-O-Bis(triisopropylsilyl) Ether Details Inquire
99131 Stepronin Details Inquire
73649 STF Antigen (Threonine, Fmoc, peracetylated, methyl ester) Details Inquire
73629 STF-Serine (Fmoc, peracetylated, methyl ester) Details Inquire
D99137 (3α,22E)-Stigmasta-5,22-dien-3-ol-d6 Details Inquire
D99134 Stigmastadienone-d5 Details Inquire
99136 5 β-Stigmastane Details Inquire
73648 STn Antigen (Threonine, Fmoc, peracetylated, methyl ester) Details Inquire
99144 (-)-Strigolactone GR24 Details Inquire
99142 (+)-Strigolactone GR24 Details Inquire
99145 epi-(-)-Strigolactone GR24 Details Inquire
99143 epi-(+)-Strigolactone GR24 Details Inquire
99141 epi-()-Strigolactone GR24 Details Inquire
99148 SU 6656 Details Inquire
99149 SU 9516 Details Inquire
D99151 Suberyl Glycine-d4 Details Inquire
99184 Suc-Leu-Tyr-AMC Details Inquire
99157 N-Succinimidyl N-methylcarbamate Details Inquire
C99155 Succinonitrile-1,4-13C4 Details Inquire
30972 N-Succinyl-5-aminoimidazole-4-carboxamide Ribose 5’-Phosphate Dibarium Salt Details Inquire
C99156 Succinyl-L-car3 ChloridC3 Chloride Details Inquire
99167 Sucrose octasulfate Details Inquire
99168 Sulcotrione Details Inquire
D99169 Sulcotrione-d10 Details Inquire
17915 SULFACHLORPYRIDAZINE SODIUM Details Inquire
99175 4-Sulfamoylbenzoic Acid Details Inquire
99182 4-Sulfino-2-butenoic Acid Details Inquire
D99162 Sulfisoxazole Acetyl-d4 Details Inquire
74668 2-Sulfobenzoic acid monoammonium salt Details Inquire
99183 5R-(N-Sulfonyloxy)amino L-Pipecolic Amide Sodium Salt Details Inquire
98956 4-( Sulfooxy)-benzoic Acid 1-(Phenylmethyl) Ester Ammonium Salt Details Inquire
98955 4-( Sulfooxy)-benzoic Acid Diammonium Salt Details Inquire
D99179 D,L-Sulforaphane glutathione-d5 Details Inquire
CN99180 D,L-Sulforaphane Glutathion2,15C2,15N Details Inquire
99185 Sulforhodamine B Sodium Salt Details Inquire
99181 Sulfosalicylic Acid Details Inquire
99188 Sulfurous Acid Details Inquire
99190 Sulfuryl Chloride Details Inquire
D99177 Sulindac-d6 Methyl Ester Details Inquire
99191 Sulopenem Details Inquire
99192 Sultamicillin Tosylate Details Inquire
99195 Suspensolide Details Inquire
73612 Suvorexant intermediate II Details Inquire
73613 Suvorexant intermediate VI Details Inquire
89730 rac-syn-Balanol Details Inquire
73605 SYR-472 Details Inquire
Peptides: Custom Peptides
Catalog Number Product Name    
30875 Segetalin A Details Inquire
73679 SRN(β-N-GlcNAc)TRD-NH2 Details Inquire
O73682 SVES(β-O-GlcNAc)GSADAK-NH2 Details Inquire
O73684 SVET(β-O-GlcNAc)GSADAK-NH2 Details Inquire
C110559 SVSEIQLMHNLGKHLNSMERVEWL-Arg13C6,15N4-KKLQDVHNF Details Inquire
Reference Standards: Labeled Reference Standards
Catalog Number Product Name    
CN75892 S-(1,2-Dichlorovinyl)-Cysteine-13C3-15N Details Inquire
D77186 S-Bicalutamide-d4 Details Inquire
D79383 S-Donepezil-d5 Details Inquire
D75924 S-Doxazosin-d8 Details Inquire
D81544 S-Hydroxychloroquine-d4 Details Inquire
D82488 S-Lercanidipine-d3 HCl Details Inquire
D78495 S-Licarbazepine-d4 Details Inquire
D83064 S-Manidipine-d4 Details Inquire
D75934 S-Methyl N, N-Diethyldithiocarbamate-d10 Details Inquire
D87736 S-Verapamil-d7 Details Inquire
D108600 L-Saccharopine-d5 Details Inquire
D86202 Sacubitril Impurity 4-d4 Details Inquire
D86299 Salbutamol-d3 Details Inquire
D108530 Sapropterin-d3 sulfate Details Inquire
CD111378 Sapropterin-13C; d3 Details Inquire
C100200 Sarcosine-(methyl-13C) Details Inquire
D100199 Sarcosine tert-butyl ester-d3 Details Inquire
C111123 [13C,2H3]-Sarecycline hydrochlorid Details Inquire
D76206 Sarpogrelate-d3 HCl Details Inquire
DN48639 Saxagliptin-15N,d2 hydrochloride Details Inquire
D30863 Scopolamine-d3 hydrobromide Details Inquire
D85959 Scopolamine-d3 • HBr (Hyoscine-d3 HBr) Details Inquire
D85969 Scopolaming-d5 HBr (Hyoscine-d5 HBr) Details Inquire
D110419 Scopoletin-d4 Details Inquire
CD110418 Scopoletin-13C,d3 Details Inquire
D110681 Selexipag-d8 Details Inquire
C88213 L-Serine-1,2-13C2 Details Inquire
D108567 L-Serine-2,3,3-d3,15N Details Inquire
D111269 Sertraline-d6 hydrochloride Details Inquire
D110903 3’-Sialyllactose-d5 sodium salt Details Inquire
D86006 Sibutramine Carbamic Acid Impurity 1- d6 Details Inquire
D86009 Sibutramine-d7 • HCl Details Inquire
D86007 Sibutramine Impurity 2-d6 Details Inquire
D86399 Silodosin Metabolite-d4 Details Inquire
D76203 Simvastatin-d6 Hydroxy Acid Sodium Salt Details Inquire
D111278 Siponimod-d5 Details Inquire
D34174 SN-38-d5 Details Inquire
D67020 Sodium colistin A-d5 methanesulfonate Details Inquire
D77969 Sodium Cromoglycate-d5 Details Inquire
D82062 Sodium Iothalamate-d6 Details Inquire
CD74351 Sodium iothalamate-13C2,d3 Details Inquire
C110329 Sodium Palmitate-13C16 Details Inquire
D84949 Sodium Phenylbutyrate-d11 Details Inquire
108716 Sodium Sulfide 34S Details Inquire
108664 Sodium thiosulfate-34S pentahydrate Details Inquire
CD76196 Sofosbuvir-13C-D3 Details Inquire
CD86044 Sofosbuvir Impurity (GS-566500)-13C-d3 Details Inquire
CD86066 Sofosbuvir Impurity 31-13C-d3 Details Inquire
CD86059 Sofosbuvir Nucleoside Derivative-13C-d3; Sofosbuvir metabolite (GS-331007)-13C-d3 Details Inquire
D75083 Sorafenib-d4 Details Inquire
D76199 Sparsentan-d5 (RE-021-d5) Details Inquire
D86505 Spiramycin I-d3 Details Inquire
D76202 Spironolactone-d3 Details Inquire
72410 Steviol-13C,d2 Details Inquire
D86073 Stiripentol-D9 Details Inquire
D111293 Succinyl Monocholine Chloride-d4 Details Inquire
D88153 Sulbactam-d3 Details Inquire
C31000 Sulfadiazine-13C6 Details Inquire
C108564 Sulfathiazole-(phenyl-13C6) Details Inquire
D86432 Sulindac Sulfide-d3 Details Inquire
D86433 Sulindac Sulfone-d3 Details Inquire
D512 Synephrine-d3 Details Inquire
D76204 Synhexyl-d6 Details Inquire
Reference Standards: Pharmaceutical Reference Standards
Catalog Number Product Name    
D5381 Salicylic Acid-3,4,5,6-d4 Details Inquire
30861 Scopine hydrochloride Details Inquire
30871 (3β,5Z,7R,8α,22E)-9,10-Secoergosta-5,10(19),22-triene-3,7,8-triol Details Inquire
30908 Sisomicin Details Inquire
30909 Sitafloxacin Sesquihydrate Details Inquire
32805 Sodium Alginate Details Inquire
30955 Stellasterol Details Inquire
Reference Standards: Unlabeled Reference Standards
Catalog Number Product Name    
87896 S, R-Isovalganciclovir Impurity Details Inquire
85265 S-​Nitroso-​N-​Acetyl-​DL-​Penicillamine Details Inquire
77783 S-(-)-Carvedilol Details Inquire
CN78994 S-(1, 2, 2-Trichlorovinyl)-Cysteine-13C3-15N Details Inquire
81401 S-(1, 2, 2-Trichlorovinyl)-Glutathione Details Inquire
CN81402 S-(1, 2, 2-Trichlorovinyl)-Glutathione-13C2-15N Details Inquire
78998 S-(1,2-Dichlorovinyl)-Cysteine Details Inquire
81397 S-(1,2-Dichlorovinyl)-Glutathione Details Inquire
CN76007 S-(1,2-Dichlorovinyl)-Glutathione-13C2-15N Details Inquire
76395 S-Adenosyl-L-Methionine Disulfate p-Toluenesulfonate (Mixture of Diastereomers) Details Inquire
77185 S-Bicalutamide Details Inquire
79001 S-Carboxymethyl L-cysteine Lactam Details Inquire
78999 S-Carboxymethyl L-Cysteine Sulfoxide Lactam Details Inquire
78989 S-Carboxypropyl-L- Cysteine-(R)-Sulfoxide Details Inquire
78990 S-Carboxypropyl-L- Cysteine-(S)-Sulfoxide Details Inquire
78804 S-Chlorpheniramine Maleate Details Inquire
79410 S-Doxazosin Details Inquire
81646 S-Ibuprofen-Acyl-beta-D-Glucuronide Details Inquire
82659 S-Laropiprant Details Inquire
83063 S-Manidipine Details Inquire
78141 S-Methyl Cefmetazole Details Inquire
79002 S-Methyl-L-Cysteine-S-oxide Details Inquire
79578 S-Methyl N, N-Diethyldithiocarbamate Details Inquire
85264 S-methyl-penicillamine Details Inquire
84751 S-Pralatrexate Details Inquire
87045 S-Tolterodine Details Inquire
87726 S-Verapamil HCl Details Inquire
82898 S(OH), R-Metconazole ((-)-cis-5-[(4-chlorophenyl)methyl]-2,2-dimethyl-1-(1H-1,2,4-triazole-1-ylmethyl]cyclopentanol) Details Inquire
111144 S18-000003 Details Inquire
C86011 Saccharin-13C6 Details Inquire
86191 Sacubitril-(2R, 4R)-Isomer Details Inquire
86190 Sacubitril-(2S, 4S)-Isomer Details Inquire
110742 Sacubitril acyl glucuronide Details Inquire
D86197 (2S, 4S)-Sacubitril-d4 Details Inquire
86192 Sacubitril Enantiomer Details Inquire
86193 Sacubitril Impurity 1 Details Inquire
86195 Sacubitril Impurity 3 Details Inquire
86198 Sacubitril Impurity 5 Details Inquire
86199 Sacubitril Impurity 6 Details Inquire
86200 Sacubitril Impurity 7 Details Inquire
86201 Sacubitril Impurity 8 Details Inquire
86203 Safinamide Impurity 1 Details Inquire
86204 Safinamide Impurity 2 Details Inquire
86205 Safinamide Impurity 3 Details Inquire
86207 Safinamide Impurity 4 Details Inquire
86209 Safinamide Impurity 6 Details Inquire
86210 Safinamide Impurity 7 Details Inquire
86211 Safinamide Impurity 8 Details Inquire
86304 Salbutamol Impurity 1 Details Inquire
C86311 Salbutamol Impurity C (Albuterol Related Compound A) Details Inquire
D86307 Salbutamol Impurity D Details Inquire
86308 Salbutamol Impurity F Details Inquire
86289 Salbutamol Impurity G Details Inquire
86290 Salbutamol Impurity H Details Inquire
86293 Salbutamol Impurity K Details Inquire
86292 Salbutamol Impurity L Details Inquire
O86295 Salbutamol Impurity O Details Inquire
86297 Salbutamol Related Compound 2 Details Inquire
C86475 Salicylic Acid Impurity C Details Inquire
86473 Salicylic Acid Acyl Glucuronide Details Inquire
86392 Salinomycin Sodium Salt Details Inquire
86281 Salmeterol Impurity 1 Details Inquire
C86287 Salmeterol Impurity C Details Inquire
D86283 Salmeterol Impurity D Details Inquire
86284 Salmeterol Impurity G Details Inquire
86280 Salmeterol Impurity H (Xinafoate Adduct Impurity) Details Inquire
110847 Sapitinib Details Inquire
86434 Sapropterin DiHCl Details Inquire
86435 Sapropterin Related Compound ((6S)-5,6,7,8-Tetrahydro-L-Biopterin Sulfate) Details Inquire
83169 Sarecycline Details Inquire
86188 Saredutant Details Inquire
86481 Sarpogrelate Related Compound I HCl (3-Dimethylamino-1-(o-Formylphenoxy)-2-propyl Hydrogen Succinate HCl) Details Inquire
86483 Sarpogrelate Related Compound III HCl Details Inquire
86484 Sarpogrelate Related Compound IV Details Inquire
86458 (1R, 3S, 5R, 2S)-Saxagliptin Details Inquire
86457 (1S, 3R, 5S, 2S)-Saxagliptin Details Inquire
86459 (1S, 3S, 5S, 2R)-Saxagliptin Details Inquire
86455 Saxagliptin Impurity 1 Details Inquire
86456 Saxagliptin Impurity 2 Details Inquire
86438 Saxagliptin Impurity 3 Details Inquire
86439 Saxagliptin Impurity 4 (Deoxy Saxagliptin) Details Inquire
86440 Saxagliptin Impurity 5 (Epoxy saxaglliptin) Details Inquire
86441 Saxagliptin Impurity 6 Details Inquire
86443 Saxagliptin Impurity 8 (N-Formyl Saxagliptin) Details Inquire
86445 Saxagliptin Impurity 10 Details Inquire
86446 Saxagliptin Impurity 11 Details Inquire
86448 Saxagliptin Impurity 13 Details Inquire
86450 Saxagliptin Impurity 15 Details Inquire
86451 Saxagliptin Impurity 16 Details Inquire
86452 Saxagliptin Impurity 17 Details Inquire
30847 Saxitoxin Details Inquire
87566 SB-332235 (6-Chloro-3-[3-(2,3-dichlorophenyl)ureido]-2-hydroxybenzenesulfonamide) Details Inquire
110866 SBI-0206965 Details Inquire
85967 Scopolamine HBr (Hyoscine HBr) Details Inquire
30865 Scopoletin Details Inquire
85974 Secnidazole Impurity B Details Inquire
86212 Securinine Details Inquire
86121 Selamectin Impurity A Details Inquire
86123 Selamectin Impurity B Details Inquire
C86122 Selamectin Impurity C Details Inquire
D86124 Selamectin Impurity D Details Inquire
C86216 Sennoside C Details Inquire
D86217 Sennoside D Details Inquire
86471 Serotonin Glucuronide Details Inquire
61708 (R)-Sertaconazole Details Inquire
86100 Sertaconazole Impurity A Details Inquire
86101 Sertaconazole Impurity B Details Inquire
C86102 Sertaconazole Impurity C Details Inquire
85988 Sertraline 2, 3-Dichloro Imine Impurity Details Inquire
85984 (1R,4R)-Sertraline 4-chlorophenyl impurity HCl Details Inquire
N85981 Sertraline-15N13CD3 Details Inquire
85990 Sertraline Dimethyl Impurity HCl Details Inquire
85991 Sertraline EP Impurity B HCl Details Inquire
D85982 Sertraline EP Impurity D HCl Details Inquire
85994 (1R,4S)-trans-Sertraline HCl Details Inquire
85992 Sertraline Impurity (SRTRC-3) Details Inquire
C85993 Sertraline Impurity C (Sertraline 4-Chlorophenyl Impurity HCl) Details Inquire
5795 Sevelamer Details Inquire
86390 Sevelamer Carbonate Details Inquire
86389 Sevelamer HCl Details Inquire
86008 Sibutramine Carbamic Acid Impurity 1 Details Inquire
85997 Sibutramine HCl Details Inquire
86005 Sibutramine Impurity 1 Details Inquire
86010 Sibutramine Impurity 2 Details Inquire
111153 Sibutramine impurity 5 Details Inquire
86002 Sibutramine Impurity H Details Inquire
86003 Sibutramine Impurity I Details Inquire
86004 Sibutramine Impurity J Details Inquire
86013 Sibutramine Related Compound 1 Details Inquire
5699 Sildenafil Details Inquire
86131 Sildenafil Analogue III Details Inquire
86110 Sildenafil HCl Details Inquire
86139 Sildenafil Impurity ((1-methyl-4-Nitro -3-n-propyl pyrazole-5- carboxylic acid) Details Inquire
86176 Sildenafil Impurity 1 Details Inquire
86179 Sildenafil Impurity 3 Details Inquire
86091 Sildenafil Impurity 4 Details Inquire
86092 Sildenafil Impurity 5 Details Inquire
86093 Sildenafil Impurity 6 Details Inquire
86138 Sildenafil Impurity A Related Compound (Isomer of Isobutyl Sildenafil) Details Inquire
86149 Sildenafil Methyl Sulfonate Ester Impurity Details Inquire
86133 Sildenafil Related Compound Details Inquire
86147 Sildenafil Related Compound 2 Details Inquire
86393 Silodosin (R-isomer) Details Inquire
D76205 Silodosin-d4 Glucuronide Lithium Salt Details Inquire
86402 Silodosin Dehydro Impurity Details Inquire
86403 Silodosin Impurity 2 HCl (Nitrile Impurity) Details Inquire
86404 Silodosin Impurity 3 (Dimer Impurity) Details Inquire
86396 Silodosin Impurity 5 Details Inquire
86397 Silodosin Impurity 6 Details Inquire
86398 Silodosin Impurity 7 HCl Details Inquire
86400 Silodosin Impurity 8 Details Inquire
86401 Silodosin Metabolite Details Inquire
86394 Silodosin Related Impurity Details Inquire
D108692 Simazine-d5 Details Inquire
86265 Simvastatin Ethyl Ester Details Inquire
86270 Simvastatin Impurity H Details Inquire
86271 Simvastatin Impurity K Details Inquire
86218 Sitafloxacin Details Inquire
86221 Sitafloxacin Dechloro Impurity Details Inquire
86219 Sitafloxacin Impurity 1 Details Inquire
86220 Sitafloxacin Impurity 2 Details Inquire
86371 Sitagliptin carbamoyl glucuronide Details Inquire
86355 Sitagliptin Deamino Impurity 2 (Mixture of Z and E Isomers) Details Inquire
86346 Sitagliptin Defluoro Impurity 1 Details Inquire
86347 Sitagliptin Defluoro Impurity 2 Details Inquire
86348 Sitagliptin Defluoro Impurity 3 (Sitagliptin impurity I) Details Inquire
86349 Sitagliptin Defluoro Impurity 4 Details Inquire
86356 Sitagliptin Defluoro Impurity 5 Details Inquire
86383 Sitagliptin Defluoro Impurity 6 Details Inquire
86364 Sitagliptin Desfluoro Impurity HCl Details Inquire
86368 Sitagliptin diamide impurity Details Inquire
86388 Sitagliptin dioxo impurity Details Inquire
86369 Sitagliptin enamine amide impurity Details Inquire
86343 Sitagliptin Enamine impurity Details Inquire
86378 Sitagliptin Fumarate Adduct Details Inquire
86376 Sitagliptin Impurity 6 Details Inquire
86379 Sitagliptin Impurity 7 Details Inquire
86380 Sitagliptin Impurity 8 Details Inquire
86382 Sitagliptin Impurity 9 Details Inquire
86384 Sitagliptin impurity 10 Details Inquire
86385 Sitagliptin impurity 11 Details Inquire
86386 Sitagliptin Impurity 12 Details Inquire
86367 Sitagliptin impurity B Details Inquire
D86342 Sitagliptin impurity D Details Inquire
86387 Sitagliptin Impurity E HCl (Sitagliptin S-Isomer HCl) Details Inquire
86360 Sitagliptin impurity F Details Inquire
86361 Sitagliptin impurity G Details Inquire
86362 Sitagliptin impurity H HCl Details Inquire
86363 Sitagliptin impurity M Details Inquire
86373 Sitagliptin impurity N Details Inquire
86370 Sitagliptin impurity N related compound Details Inquire
O86374 Sitagliptin impurity O Details Inquire
O86372 Sitagliptin impurity O related compound Details Inquire
86366 Sitagliptin impurity P HCl Details Inquire
86352 (R)-Sitagliptin Methyl-Ester Impurity Details Inquire
86381 Sitagliptin Monophosphate Monohydrate Details Inquire
86357 (R)-Sitagliptin N-Boc-Acid Impurity Details Inquire
86350 (S)-Sitagliptin N-Boc-Acid Impurity Details Inquire
86358 Sitagliptin N-Boc Impurity Details Inquire
86351 (R)-Sitagliptin N-Boc-Methyl-Ester Impurity Details Inquire
86353 Sitagliptin N-Phoshate Impurity Details Inquire
86365 Sitagliptin related compound 1 Details Inquire
86375 Sitagliptin Related Compound HCl (5-Defluoro Impurity) Details Inquire
81934 SN-38 Hydroxy Acid Details Inquire
86958 Sodium 2-Methyl-4,5-Dihydro-1,3-Thiazol-4-Carboxylate Details Inquire
77968 Sodium Cromoglycate Details Inquire
81123 Sodium Fusidate EP Impurity B Details Inquire
C81124 Sodium Fusidate EP Impurity C Details Inquire
D81125 Sodium Fusidate EP Impurity D Details Inquire
81126 Sodium Fusidate EP Impurity E Details Inquire
81121 Sodium Fusidate EP Impurity F Details Inquire
81127 Sodium Fusidate EP Impurity J Details Inquire
81128 Sodium Fusidate EP Impurity K Details Inquire
O81122 Sodium Fusidate EP Impurity O Sodium Salt Details Inquire
81193 Sodium Gualenate (Guaiazulene 3-Sulfonate Sodium Salt) Details Inquire
82061 Sodium Iothalamate Details Inquire
82978 Sodium Methylparaben Details Inquire
84948 Sodium Phenylbutyrate Details Inquire
C86504 Sodium Valproate Impurity C Details Inquire
86023 Sofosbuvir Impurity 1 Details Inquire
86024 Sofosbuvir Impurity 2 Details Inquire
86025 Sofosbuvir Impurity 3 Details Inquire
86027 Sofosbuvir Impurity 5 Details Inquire
86028 Sofosbuvir Impurity 6 Details Inquire
86029 Sofosbuvir Impurity 7 Details Inquire
86030 Sofosbuvir Impurity 8 Details Inquire
86031 Sofosbuvir Impurity 10 Details Inquire
86032 Sofosbuvir Impurity 11 Details Inquire
86034 Sofosbuvir Impurity 13 Details Inquire
86035 Sofosbuvir Impurity 14 Details Inquire
86036 Sofosbuvir Impurity 15 Details Inquire
86037 Sofosbuvir Impurity 16 Details Inquire
86038 Sofosbuvir Impurity 17 Details Inquire
86041 Sofosbuvir Impurity 21 Details Inquire
86042 Sofosbuvir Impurity 22 (GS-491241) Details Inquire
86045 Sofosbuvir Impurity 23 Details Inquire
86046 Sofosbuvir Impurity 24 Details Inquire
86047 Sofosbuvir Impurity 25 Details Inquire
86048 Sofosbuvir Impurity 26 Details Inquire
86049 Sofosbuvir Impurity 27 Details Inquire
86050 Sofosbuvir Impurity 28 Details Inquire
86051 Sofosbuvir Impurity 29 Details Inquire
86053 Sofosbuvir Impurity 31 Details Inquire
86054 Sofosbuvir Impurity 32 Details Inquire
86055 Sofosbuvir Impurity 33 Details Inquire
86057 Sofosbuvir Impurity 35 Details Inquire
86058 Sofosbuvir Impurity 36 Details Inquire
86060 Sofosbuvir Impurity 37 ( Sofosbuvir Isomer) Details Inquire
86061 Sofosbuvir Impurity 38 Details Inquire
86062 Sofosbuvir Impurity 39 Details Inquire
86063 Sofosbuvir Impurity 40 Details Inquire
86064 Sofosbuvir Impurity 41 Details Inquire
86065 Sofosbuvir Impurity 42 Details Inquire
76197 Sofosbuvir Impurity 43 Details Inquire
86313 Solifenacin Details Inquire
86325 Solifenacin Impurity 1 ((R)-4-Nitrophenyl Quinuclidin-3-yl Carbonate) Details Inquire
86331 Solifenacin (S, S)-Isomer Details Inquire
D86324 Solifenacin EP Impurity D Details Inquire
86320 Solifenacin Impurity Details Inquire
86330 Solifenacin N-Glucuronide Details Inquire
86315 Solifenacin Related Compound 2 Succinate Details Inquire
86318 Solifenacin Related Compound 5 Details Inquire
86327 Solifenacin Related Compound 7 Details Inquire
86334 Solifenacin Related Compound 12 Details Inquire
86335 Solifenacin Related Compound 13 Details Inquire
86336 Solifenacin Related Compound 14 Details Inquire
86337 Solifenacin Related Compound 15 Details Inquire
86338 Solifenacin Related Compound 16 Details Inquire
C86412 Sorafenib Impurity C Details Inquire
86413 Sorafenib Impurity I Details Inquire
86411 Sorafenib Related Compound Details Inquire
86422 Sorafenib related compound 1 Details Inquire
86406 Sorafenib related compound 5 Details Inquire
86407 Sorafenib related compound 6 Details Inquire
86408 Sorafenib related compound 7 Details Inquire
86409 Sorafenib related compound 8 Details Inquire
86415 Sorafenib related compound 11 Details Inquire
86416 Sorafenib Related Compound 12 Details Inquire
86419 Sorafenib Related Compound 15 Details Inquire
C81940 Sorbitan monolaurate-13C6 Details Inquire
D86516 Sotalol EP Impurity D Details Inquire
86515 Sotalol Impurity A Details Inquire
C86518 Sotalol Related Compound C Details Inquire
86519 Sovaprevir Details Inquire
86524 Spectinomycin DiHCl Details Inquire
86525 Spectinomycin Sulfate Details Inquire
76317 Spiro Almotriptan Details Inquire
86135 Spirodiclofen Impurity 2 Details Inquire
86136 Spirodiclofen Impurity 3 Details Inquire
86240 Spironolactone acid Details Inquire
C86243 Spironolactone EP Impurity C: (2’R)-3’, 4’-Dihydro-5’H-Spiro[androst-4-ene-17, 2’-furan]-3, 5& Details Inquire
86245 Spironolactone Related Compound (S-[17-Alfa-(Ethoxymethyl)-17-hydroxy-3-oxoandrost-4-en-7-alfa-yl] Ethanethioate) Details Inquire
86178 Stigmastanol Details Inquire
86236 Streptomycin Details Inquire
111396 Strictosidine Details Inquire
85691 Strontium Ranelate Impurity A Details Inquire
85692 Strontium Ranelate Impurity B Details Inquire
C85693 Strontium Ranelate impurity C Details Inquire
D85694 Strontium Ranelate Impurity D Details Inquire
85695 Strontium Ranelate Impurity E Details Inquire
85687 Strontium Ranelate impurity F Details Inquire
85688 Strontium Ranelate Impurity G Details Inquire
85689 Strontium Ranelate Impurity H Details Inquire
C86167 Suffruticoside C Details Inquire
86234 Suγdex Sodium Details Inquire
86247 Sulfadiazine Sodium Salt Details Inquire
86251 Sulfadimethoxine Sodium Salt Details Inquire
86426 Sulfalene (sulfamethoxypyrazine) Details Inquire
37397 Sulfamethoxazole Related Compound A Details Inquire
86017 Sulfamic acid Details Inquire
86019 Sulfamic Acid Ethyl Ester (Amidosulfuric Acid Ethyl Ester) Details Inquire
86020 Sulfamic Acid Isopropyl Ester (Amidosulfuric Acid Isopropyl Ester) Details Inquire
86018 Sulfamic Acid Methyl Ester (Amidosulfuric Acid Methyl Ester) Details Inquire
5625 2-sulfanylquinoline-3-carbaldehyde Details Inquire
86145 Sulfotemp Details Inquire
86146 Sulfotemp Pyridyl Ester Details Inquire
86428 Sulindac Acyl Glucuronide Details Inquire
86430 Sulindac Sulfide Acyl Glucuronide Details Inquire
86431 Sulindac Sulfone Acyl Glucuronide Details Inquire
87657 Sulphitocobalamin Details Inquire
86225 Sultamicillin Details Inquire
86391 Synhexyl Details Inquire
Steroids & Hormones: Labeled Steroids & Hormones
Catalog Number Product Name    
D30939 Spironolactone-d7 Details Inquire
D72413 Stigmasterol-d3 Details Inquire
D86067 Stigmasterol-d5 Details Inquire
Steroids & Hormones: Unlabeled Steroids and Hormones
Catalog Number Product Name    
30930 Sodium prasterone sulfate sodium salt Details Inquire
14826 Soybean Isoflavone Details Inquire
Sugars: Sugars Alphabetical Listing
Catalog Number Product Name    
17912 SACCHARINE SODIUM Details Inquire
107237 Salicylic acid phenolic D-glucuronide Details Inquire
108382 3’-Sialyl Lewis A-sp-biotin Details Inquire
108365 3’-Sialyl Lewis X Details Inquire
108370 3’-β-Sialyl-N-acetyllactosamine Details Inquire
108371 3’-α-Sialyl-N-acetyllactosamine sodium salt Details Inquire
108385 3’-α-Sialyl-N-acetyllactosamine-sp-biotin Details Inquire
108386 6’-α-Sialyl-N-acetyllactosamine-sp-biotin Details Inquire
108384 3’-Sialyllactose-sp-biotin Details Inquire
108383 6’-Sialyllactose-sp-biotin Details Inquire
107231 Sodium-D-glucuronate Details Inquire
17923 Sodium Gluconate Details Inquire
107229 L-Sorbitol Details Inquire
108363 Stachyose hydrate - 80% Details Inquire
107240 Stigmasterol glucoside Details Inquire
108375 Sucrose acetoisobutyrate Details Inquire
108364 Sucrose octaacetate Details Inquire
108369 Sucrose octabenzoate Details Inquire