Parent Category: Impurities and Metabolites

Chemical Impurities



Catalog No. Product Name Enrichment
Quantity Price
D66080 2-Methyl-d3 Ethynyl Estradiol
1 mg $650   Add to Cart
10 mg $2,200   Add to Cart
66120 2-Methyl-"1-megestrol Acetate (Megestrol Acetate Impurity)
1 mg $640   Add to Cart
10 mg $2,120   Add to Cart
65431 2-((8S,13S,14S)-3-Hydroxy-13-methyl-17-oxo-2,3,4,6,7,8,12,13,14, 15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl) acetonitrile
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
108717 2-(4-Methyl-2-phenylpiperazin-1-yl)nicotinamide
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82364 (1-Methyl-4-piperidinyl)[3-[2-(3-chlorophenyl)ethyl]pyridinyl] methanone
Synonyms:
Loratadine Impurity;
1 mg $490   Add to Cart
60056 N-Methyl-4-[1-(4-chlorophenyl)-1-phenylethoxy)hexahydroazepine
Synonyms:
Clemastine Fumarate Impurity B;
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66020 4-Methylbenzo[4,5]imidazo[1,2-β]pyrido[1,2-d][1,2,4] thiadiazin-3-ol
10 mg $5,850   Add to Cart
50 mg $8,250   Add to Cart
66076 6-Methylene Progesterone Acetate
25 mg $675   Add to Cart
250 mg $2,400   Add to Cart
66073 11-Methylenelynestrenol
10 mg $5,750   Add to Cart
76503 4-(Methylsulfonyl)acetophenone
Synonyms:
Etoricoxib Related Compound A;
25 mg $690   Add to Cart
63225 Bis(methylthio)-2-nitroethylene
25 g $610   Add to Cart
250 g $1,380   Add to Cart
66303 Mometasone Furoate Impurity A
10 mg $890   Add to Cart
O97544 Mono-O-acetyl fingolimod
Synonyms:
2-Amino-2-[2-(4-octylphenyl)ethyl]-1,3-propanediol 1-Acetate; Fingolimod EP Impurity G;
25 mg $290   Add to Cart
52451 Montelukast ketocarbinol impurity
1 mg $490   Add to Cart
D76066 Mupirocin Impurity D
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12420 Mycophenolate Mofetil N-Oxide (EP Impurity G)
Synonyms:
(4E)-6-(1,3-Dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5- isobenzofuranyl)-4-methyl-4-hexenoic Acid 2-(4-Oxido-4- morpholinyl)ethyl Ester; EP ImpurityG;
1 mg $890   Add to Cart
5 mg $2,120   Add to Cart
87057 N-Chloro Ethyl ThioTEPA
Synonyms:
Thiotepa EP Impurity A; N-Chloro Ethyl ThioTEPA;ThioTEPA Chloroethyl Analog; ThioTEPA Chloro Impurity; P,P-Bis(1- aziridinyl)-N-(2-chloroethyl)-phosphinothioic Amide; N,N’- Diethylene-N’’-2-chloroethyl Thiophosphoramide; N- (2-Chloroethyl)-P,P-bisaziridinyl Thiophosphamide;
5 mg $390   Add to Cart
97681 Nebramine hydrochloride
Synonyms:
2-Deoxy-4-O-(2,6-diamino-2,3,6-trideoxy-&α;-D-ribo- hexopyranosyl)-D-streptamine Sulfate; 3’-Deoxyneamin Hydrochloride; 3’-Deoxyneamine Hydrochloride; 3’-Deoxyneomycin A Hydrochloride; Nebramycin VIII Hydrochloride; Tobramine Hydrochloride;
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66457 Nona-O-acetyl Acarbose D-Fructose 1,6,6’’,6’’’’’’-Tetra-tert- butyldimethylsilyloxymethyl Ester
1 mg $625   Add to Cart
10 mg $2,000   Add to Cart
66459 2-Nonenedioic Acid
25 mg $675   Add to Cart
250 mg $2,400   Add to Cart
66467 Norethindrone 3-Ethyl Ether
25 mg $650   Add to Cart
250 mg $2,200   Add to Cart
66468 Norethindrone Acetate 3-Ethyl Ether
100 mg $650   Add to Cart
1 g $2,200   Add to Cart
66465 Norethindrone Acetate 3-Isopropylenol Ether
100 mg $650   Add to Cart
1 g $2,200   Add to Cart
66463 6β,17-Norethindrone Diacetate
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
65297 10β-Hydroxy D-(-)-Norgestrel
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66480 (17α)-19-Norpregn-5-en-20-yne-3,17-diol
5 mg $650   Add to Cart
500 mg $2,200   Add to Cart
D97897 trans-1,2,3,4,4a,10,11,11a-Octahydro-N,N-dimethyl-5H-dibenzo[a,d] cycloheptene-Δ5,γ-propylamine hydrochloride
Synonyms:
Amitriptyline impurity E hydrochloride;
1 mg $990   Add to Cart
10521 orthoGliclazide (Gliclazide Impurity)
Synonyms:
1-(3-Azabicyclo[3.3.0]oct-3-yl)-3-o-tolylsulfonylurea;
1 mg $925   Add to Cart
5 mg $2,400   Add to Cart
12854 3-Oxo Citalopram
Synonyms:
1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-3-oxo- 5-isobenzofurancarbonitrile;
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C77822 3-Oxo citalopram hydrochloride
Synonyms:
Citalopram Hydrochloride EP Impurity C;
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41848 3-Oxo posaconazole
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12860 3-Oxo Ropinirole HCl (Ropinirole Impurity C)
Synonyms:
4-[2-(Dipropylamino)ethyl]-1H-indole-2,3-dione; 4-[2-(Dipropylamino)ethyl]isatin; SKF 96266; Ropinirole Related Compound B;
1 mg $925   Add to Cart
5 mg $2,400   Add to Cart
66599 11-Oxo-betamethasone Dipropionate
50 mg $650   Add to Cart
500 mg $2,200   Add to Cart
9869 7-Epi-10-oxo-docetaxel (Docetaxel Impurity D)
Synonyms:
(2b,5b,7a,13a)-4-Acetoxy-13-(((2R,3S)-3-[(tert-butoxycarbonyl) amino]-2-hydroxy-3-phenylpropanoyl)oxy)-1,7-dihydroxy- 9,10-dioxo -5,20-epoxytax-11-en-2-yl Benzoate; Docetaxel Impurity D;
2.5 mg $3,200   Add to Cart
5 mg $4,500   Add to Cart
5821 10-Oxo-Docetaxel (impurity B)
1 mg $490   Add to Cart
65298 (11β,16α)-11-Hydroxy-16-(1-oxobutoxy)-androsta-1,4-diene -3,17-dione
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98304 Perindopril de-2-((S)-ethyl 2-(ethylamino)pentanoate)
Synonyms:
(2S,3aS,7aS)-1-Acetyloctahydro-1H-indole-2-carboxylic Acid; [2S- (2&α;,3a β,7a β)]-1-Acetyloctahydro-1H-Indole-2- carboxylic Acid; Perindopril Impurity L; Perindopril EP Impurity L;
25 mg $390   Add to Cart
85071 Permethrin EP Impurity G
Synonyms:
Chloroacetylenic Permethrin;
1 mg $990   Add to Cart
13012 4-Phenybutyl 2-Carboxyethylphosphinic Acid (Fosinopril Impurity A )
Synonyms:
[Hydroxy(4-phenylbutyl)phosphinyl]acetic Acid; Fosinopril Impurity A;
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65475 3-((1R)-3-Hydroxy-1-phenyl-propyl)-4-hydroxy-benzoic Acid Methyl Ester
1 mg $620   Add to Cart
10 mg $1,460   Add to Cart
61356 Prasugrel iminium bromide impurity
Synonyms:
Prasugrel impurity 10;
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66780 Prednisolone 21-Methanesulfonate
100 mg $625   Add to Cart
250 mg $750   Add to Cart
1 g $1,250   Add to Cart
66781 Prednisolone Caproate
250 mg $650   Add to Cart
2.5 g $2,200   Add to Cart
66783 Predocol
100 mg $650   Add to Cart
1 g $2,200   Add to Cart
65490 1α-Hydroxy Previtamin D2 +1α-Hydroxy Vitamin D2(Mixture of 2 compounds)
25 mg $15,500   Add to Cart
66810 1-[6-(2-propenyl)-ergoline-8β-carbonyl]-3-methyl- perhydropyrimidine-2-one
10 mg $10,750   Add to Cart
25 mg $17,500   Add to Cart
D72164 1-[6-(2-propenyl)-ergoline-8β-carbonyl]-3-methyl- perhydropyrimidine-2-one-d3
5 mg $10,750   Add to Cart
10 mg $13,750   Add to Cart
66811 21-Propionyloxy delta8(9)-Dexamethasone
5 mg $700   Add to Cart
50 mg $2,600   Add to Cart
78827 (2S,4R)-4-Propyl-2-hydroxymethyl-1-pyrrolidinecarboxylic acid
Synonyms:
Clindamycin Hydrolysis Impurity A;
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66853 Pseudomonic acid C
Synonyms:
Mupirocin Calcium Impurity B;
10 mg $990   Add to Cart
56638 Raloxifene EP impurity B
Synonyms:
3-Des[4-(2-Piperidinyl)ethoxy]benzoyl-7-[4-(2-Piperidinyl)ethoxy] benzoyl Raloxifene;
1 mg $390   Add to Cart
19606 (1R,4S)-rel-4-[(2-Amino-6-chloro-4-pyrimidinyl)amino]-2- cyclopentene-1-methanol
Synonyms:
cis-(+/-)-4-[(2-Amino-6-chloro-4-pyrimidinyl)amino]-2- cyclopentene-1-methanol;
5 mg $900   Add to Cart
50 mg $2,700   Add to Cart
19607 (1R,4S)-rel-4-[(2-Amino-6-chloro-4-pyrimidinyl)amino]-2- cyclopentene-1-methanol-d2
Synonyms:
cis-(+/-)-4-[(2-Amino-6-chloro-4-pyrimidinyl)amino]-2- cyclopentene-1-methanol;
2.5 mg $900   Add to Cart
25 mg $2,700   Add to Cart
19608 (1R,4S)-rel-4-[[2-Amino-6-chloro-5-[(4-chlorophenyl)azo]-4- pyrimidinyl]amino]-2-cyclopentene-1-methanol
Synonyms:
cis-(+/-)-4-[[2-Amino-6-chloro-5-[(4-chlorophenyl)azo]-4- pyrimidinyl]amino]-2-cyclopentene-1-methanol;
1 mg $890   Add to Cart
10 mg $2,620   Add to Cart
D19609 (1R,4S)-rel-4-[[2-Amino-6-chloro-5-[(4-chlorophenyl)azo]-4- pyrimidinyl]amino]-2-cyclopentene-1-methanol-d2
1 mg $925   Add to Cart
10 mg $2,900   Add to Cart
66942 Resveratrol 3-sulfate-4’-glucuronide
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66955 Riboflavin 4’,5’-diphosphate
Synonyms:
Riboflavin impurity C;
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C73412 1-β-D-Ribofuranosyl-3-guanylurea picrate
Synonyms:
1-beta-D-Ribofuranosyl-3-guanylurea picrate; Azacitidine Related Compound C;
50 mg $1,690   Add to Cart
34652 (-)-Scopolamine N-oxide hydrobromide
1 mg $575   Add to Cart
5 mg $1,475   Add to Cart
86513 Sulbactam impurity G
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86514 Sulbactam Impurtity 1 (6-alfa-Bromopenicillanic acid)
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86249 Sulfadiazine Impurity 1 (4-Hydroxy Sulfadiazine)
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86250 Sulfadiazine Impurity 2 (5-Hydroxy Sulfadiazine)
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86248 Sulfadiazine Impurity F
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86464 Sulfasalazine Impurity A
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86465 Sulfasalazine Impurity B
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D86467 Sulfasalazine Impurity D
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86470 Sulfasalazine Impurity G
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86460 Sulfasalazine Impurity H
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86461 Sulfasalazine Impurity I
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86462 Sulfasalazine Impurity J
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86427 Sulindac Related Compund A
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C86490 Sulpiride Impurity C
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86493 Sulpiride Impurity F
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86494 Sulpiride impurity G
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D86227 Sultamicillin EP Impurity D
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86228 Sultamicillin EP Impurity E
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86229 Sultamicillin EP Impurity F
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86230 Sultamicillin EP Impurity G
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86261 Sumatriptan EP impurity B hemisuccinate
   Request Quote
86260 Sumatriptan Impurity 2
   Request Quote
86256 Sumatriptan Impurity 4
   Request Quote
86254 Sumatriptan Impurity G
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86257 Sumatriptan Impurity H
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C86500 Sunitinib Impurity C
   Request Quote
86502 Sunitinib Impurity H
   Request Quote
86503 Sunitinib Impurity I
   Request Quote
86497 Sunitinib Ketone Impurity
   Request Quote
87009 Tacalcitol Impurity 1
   Request Quote
86622 Tadalafil Aminohemiketal Impurity (EP Impurity E)
   Request Quote
86632 Tadalafil Dichloro Impurity
   Request Quote
86634 Tadalafil Dimethoxy Impurity
   Request Quote
86624 Tadalafil Hydroxyquinoline Impurity (EP Impurity G)
   Request Quote
86658 Tadalafil Impurity 1 HCl
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86662 Tadalafil Impurity 5
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86663 Tadalafil Impurity 6 (N-Acetyl-D-Tryptophan)
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86666 Tadalafil Impurity 9
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86678 Tadalafil Impurity B
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C86615 Tadalafil Impurity C
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D86617 Tadalafil Impurity D
Synonyms:
Tadalafil Impurity 24;
10 mg $1,390   Add to Cart
86625 Tadalafil Ketolactam Impurity (EP Impurity H)
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86654 Tadalafil N-Dipropyl Impurity
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61887 Δ2,3(Δ3,4)-4,7-seco-Tebipenemoic acid
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61888 4,7-seco-Tebipenemoic acid methyl ester pivoxil
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42299 Teneligliptin sulfoxide hydrochloride
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67143 (S)-Tenofovir Disoproxil Fumarate
2.5 mg $650   Add to Cart
25 mg $2,200   Add to Cart
110827 Tenofovir Impurity 99
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61896 Terazosin dimer impurity dihydrochloride
5 mg $390   Add to Cart
67155 4-O-(2,3,4,6-Tetra-O-acetyl-6-deoxy-α-D-glucopyranosyl-β -D-glucopyranose Triacetate
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
65530 5β-Hydroxy-tetrahydro Canrenone
5 mg $675   Add to Cart
50 mg $2,400   Add to Cart
65531 5β-Hydroxy-tetrahydro Canrenone Lactol
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
63191 (17β)-3,17-Bis-O-[(tetrahydro-2H-pyran-2-yl)-6-O-[9-[(4,4,5, 5,5-Pentafluoropentyl)sulfenyl]nonyl-estra-1,3,5(10),6(7)- tetraene
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
67218 Tetrahydro-6-methyl-5-[[4,5,6-trihydroxy-3-(hydroxymethyl)-2- cyclohexen-1-yl]amino]-2H-Pyran-2,3,4-triol Heptaacetate
25 mg $675   Add to Cart
250 mg $2,400   Add to Cart
67216 Tetrahydro-6-methyl-5-[[4,5,6-trihydroxy-3-(hydroxymethyl)-2- cyclohexen-1-yl]amino]-2H-Pyran-2,3,4-triol Thiophenyl
5 mg $675   Add to Cart
50 mg $2,400   Add to Cart
67217 Tetrahydro-6-methyl-5-[[4,5,6-trihydroxy-3-(hydroxymethyl)-2- cyclohexen-1-yl]amino]-2H-Pyran-2,3,4-triol Thiophenyl Hexaacetate
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
67215 Tetrahydro-6-methyl-5-[[4,5,6-trihydroxy-3-(hydroxymethyl)-2- cyclohexen-1-yl]amino]-2H-Pyran-2,3,4-triol Thiophenyl Hexamethoxybenzyl Ether
1 mg $625   Add to Cart
10 mg $2,000   Add to Cart
67195 Tetrahydrofurosemide
Synonyms:
Furosemide Impurity F; Chloro-5-Sulfamoyl-2-[[((2RS)-Tetrahydrofuran-2-yl)methyl]amino] Benzoic Acid;
250 mg $190   Add to Cart
1 g $590   Add to Cart
67239 Tetrakis(2-chloroethyl)phosphorodiamidic Chloride
250 mg $650   Add to Cart
2.5 g $2,200   Add to Cart
62094 S(+)-N-(2-(2-Thienyl)ethyl)-2-chlorophenyl glycine methyl ester hydrochloride
Synonyms:
Clopidogrel Impurity;
50 mg $190   Add to Cart
250 mg $590   Add to Cart
67279 21-Thiocarboxylic Acid Fluticasone Dimer Impurity
0.5 mg $675   Add to Cart
2.5 mg $1,225   Add to Cart
10 mg $2,875   Add to Cart
67337 Transplatin
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
53232 Treprostinil-3’-yl treprostinilate ester
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67153 4-O-(2,3,4-Tri-O-acetyl-6-deoxy-6-iodo-α-D-glucopyranosyl)- β-D-glucopyranose 1,2,3,6-Tetraacetate
10 mg $650   Add to Cart
100 mg $2,200   Add to Cart
62375 6,8,11-Trihydroxy-1-methoxy-5,12-naphthacenedione
Synonyms:
Doxorubicin Impurity;
1 mg $390   Add to Cart
67387 4,4,4-Trimethoxybutanoic Acid Methyl Ester
500 mg $610   Add to Cart
5 g $1,160   Add to Cart
49149 1-Tritylimidazole
Synonyms:
Clotrimazole impurity F;
1 g $190   Add to Cart
5 g $590   Add to Cart
D38234 Venlafaxine EP impurity D hydrochloride
25 mg $590   Add to Cart
87825 Vilanterol impurity 11
1 mg $690   Add to Cart
D67498 Vitamin d3 Octanoate (90%)
50 mg $650   Add to Cart
500 mg $2,200   Add to Cart
D67499 Vitamin d3 Decanoate (>90%)
50 mg $650   Add to Cart
500 mg $2,200   Add to Cart