Reference Standards

Medical Isotopes offers a wide range of reference standards, a standardized object or substance which is used as a measurement base for similar objects or substances, such as the pharmaceuticals of Doxycycline-d5 hyclate, Lathosterol-2,2,4,4-d4, Panthenol-d6, Cyclosporin A-13C2,d6, Sodium (+-)-2-Hydroxybutyrate-2,3,3-d3, and Isavuconazole-d4.


Labeled Reference Standards

Catalog No. Product Name Enrichment
Quantity Price
D85757 25-Desacetyl rifampicin-d4
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D85853 25-Desacetyl rifaximin-d6
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D14292 Descarboethoxyloratadine-d5
Synonyms:
4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11 -ylidene)-1-piperidinecarboxylic acid ethyl ester;
98%:d5
5 mg $1,000   Add to Cart
D86089 Descarbon Sildenafil-d3
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D79095 Desethyl Chloroquine-d5 HCl
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D14314 DesethylOxybutynin-d5 HCl 98%D
5 mg $750   Add to Cart
D61788 Desglymidodrine-d6
Synonyms:
ST 1059-d6;
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D56588 Deshydroxyethoxy ticagrelor-d7
Synonyms:
Ticagrelor Impurity G-d7;
1 mg $290   Add to Cart
5 mg $990   Add to Cart
D85972 Desmethyl selegiline-d5 • HCl
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D86184 Desmethyl Carbodenafil-d8
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D77831 (S)-Desmethyl Citalopram-d4 Oxalate
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D77832 (R)-Desmethyl Citalopram-d4 Oxalate
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D14269 Desmethyl Diltiazem-d4 HCl 98%:d4
5 mg $1,000   Add to Cart
D82860 Desmethyl Mirtazapine-d4
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D74301 N-Desmethyl Topotecan-d3 HCl
10 mg $2,290   Add to Cart
25 mg $4,350   Add to Cart
D43612 N-Desmethyl-N-cyclopentyl Tadalafil-d4
Synonyms:
Cyclopentyl tadalafil-d4;
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D69275 N-Despropyl macitentan-d4
Synonyms:
Macitentan metabolite d4;
1 mg $390   Add to Cart
CD100177 Despropyl Macitentan-13C2,D4
1 mg $690   Add to Cart
D84617 Despropyl propafenone-d5 HCl
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38368 Deuterated teicoplanin
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D79629 Dexamethasone 21-Phosphate-d4
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D74238 Dexamethasone Phosphate-d5
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D14265 Dextromethorphan-d3 hydrobromide 99.4%D
5 mg $590   Add to Cart
D14266 Dextrophan-d3 tartrate
Synonyms:
(+)-3-Hydroxy-N-methylmorphinan(+)-tartrate salt;
98%:d3
1 mg $750   Add to Cart
5 mg $1,500   Add to Cart
D75783 Di(2-Ethylhexyl) Azelate-d14
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OD93569 Di-O-cysteinyl-glycinoyl curcumin-d6
Synonyms:
4-((1E,6E)-7-(4-(2-((R)-2-Amino-3-mercaptopropanamido)acetoxy)-3- methoxyphenyl)-3,5-dioxohepta-1,6-dien-1-yl)-2-methoxyphenyl 2- ((S)-2-amino-3-mercaptopropanamido)acetate-d6; 2,2’-[[(1E,6E)-3,5 -dioxo-1,6-heptadiene-1,7-diyl]bis(2-methoxy-4,1-phenylene)] Ester L-cysteinyl-glycine-d6;;
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OD93571 Di-O-glycinoylcurcumin-d6 dihydrochloride
Synonyms:
((1E,6E)-3,5-Dioxohepta-1,6-diene-1,7-diyl)bis(2-methoxy-4,1- phenylene) bis(2-aminoacetate)-d6 Dihydrochloride;
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110326 2,6-di-tert-Butylpyridine-15N
500 mg $1,490   Add to Cart
D76598 Diallyl disulfide-D10
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D100183 D-2,4-Diaminobutyric-2,3,3,4,4-d5 Acid 2HCl 67 atom % D (99.2% 2-d1, 20.8% 3,3-d2, 98.4% 4,4-d2)
100 mg $490   Add to Cart
D108542 Diazoxide-d6
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76219 Dibenzoylmethan-D12
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D74240 Dibutyl Sulfide-d18
200 mg $1,500   Add to Cart
D88843 3,4-Dichloro-N-[[1-(dimethylamino)cyclohexyl]methyl]-benzamide-d6
Synonyms:
3,4-Dichloro-N-[[1-(dimethylamino)cyclohexyl]methyl]-benzamide-d6; AH 7921-d6;
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D86090 Dichlorodenafil-d5
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C93051 2,2-Dichloropropanoic acid-13C3
Synonyms:
2,2-DPA-13C3; 2,2-Dichloropropionic Acid-13C3; Alatex-13C3; Basinex P-13C3; DPA-13C3; Dalapon-13C3; Dalascam-13C3; NSC 56352- 13C3; Proprop-13C3; S 1315-13C3; S 95-13C3; S 95 (herbicide)- 13C3; Tripon-13C3; &α;,&α;-Dichloropropanoic Acid-13C3; &α;,&α;-Dichloropropionic Acid-13C3;
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C79429 Dichlorphenamide-13C6
Synonyms:
Diclofenamide-13C6;
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D108543 Diclazuril-d4
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D93012 Diclofenac-d4
Synonyms:
2-((2,6-Dichlorophenyl)aminobenzeneacetic Acid-d4, ;
1 mg $290   Add to Cart
5 mg $890   Add to Cart
C45415 Diclofenac-13C6 sodium salt
1 mg $990   Add to Cart
D14267 Diclofenac-d4 (phenyl-d4 Acetic Acid) 98%D
5 mg $590   Add to Cart
88197 Dicofol D8 (ring D8)
1 ml $390   Add to Cart
D79209 Dicycloverine-d4 HCl
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D39851 Didecyl dimethyl ammonium-d6 chloride
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
D75831 Didesmethyl citalopram d4 HBr
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D75937 Dienogest-d6
1 mg $490   Add to Cart
D74306 N-Diethyl Norpseudoephedrine-d10 HCl
10 mg $1,700   Add to Cart
25 mg $2,865   Add to Cart
D79869 Diethylstilbestrol-d5
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D75912 Difluprednate-d3
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110386 Dihexylphthalate-D4
10 mg $190   Add to Cart
50 mg $608   Add to Cart
CD80543 Dihydro Ergotamine-13C,d3 Mesylate
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D84053 10,11-Dihydro-10,11-dihydroxy carbamazepine-d4
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D33187 13,14-dihydro-15-keto Prostaglandin D2-d4
Synonyms:
13,14-dihydro-15-keto PGD2-d4;
>99% D
50 ug $584   Add to Cart
100 ug $849   Add to Cart
1 mg    Request Quote
CD76842 Dihydroartemisinin-13C, d4
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D108554 Dihydrodydrogesterone-d7
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D3222 1α,25-Dihydroxy vitamin D3-26,26,26,27,27,27-d6
Synonyms:
Calcitriol-26,26,26,27,27,27-d6; Dihydroxycholecalciferol-26,26,26,27,27,27-d6; Calcitriol-d6;
99%D
1 mg $990   Add to Cart
D81926 2,5-Dihydroxy-3,4-dimethoxy-6-methylbenzenebutanoic acid-d6
Synonyms:
2H-QS-4-d6;
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D78843 7a,12a-Dihydroxycholest-4-en-3-one-d3
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D173 3,4-Dihydroxyphenylethylene glycol-d5 98%D
5 mg $1,100   Add to Cart
1 mg $390   Add to Cart
D74179 3,4-Dihydroxyphenylethylene Glycol-d3
25 mg $1,980   Add to Cart
50 mg $2,990   Add to Cart
100188 Diisobutylaluminum deuteride solution
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D79194 Diltiazem-d3 HCl
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D86085 Dimethyl Acetildenafil-d5
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D81140 Dimethyl-d6 Fumarate
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D86160 Dimethylacetildenafil-d5
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D86185 Dimethylsildenafil-d5
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D86186 DimethylThiosildenafil-d5
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108624 dinor-12-oxo Phytodienoic acid-d5
50 ug $290   Add to Cart
D14507 Diphenhydramine-d5 hydrochloride 99% D
10 mg $270   Add to Cart
50 mg $865   Add to Cart
D100190 Diphenhydramine-d3 solution
1 ml $190   Add to Cart
D108545 Dipropylene glycol-d8
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CD79252 Dirithromycin-13C-D3
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D9771 Disopyramide-d14 tosylate salt
Synonyms:
α-[2-[Bis(1-methylethyl-d7)amino]ethyl]-α-phenyl-2- pyridineacetamideTosylate Salt; α-[2-[Di-(isopropyl-d7)-amino]ethyl]-α-phenyl-2- pyridineacetamide Tosylate Salt; Dicorantil-d14 Tosylate Salt; Lispine-d14 Tosylate Salt;
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D33263 Disopyramide-d5
Synonyms:
4-(Diisopropylamino)-2-phenyl-2-(pyridin-2-yl)butanamide-d5;
50 mg $1,990   Add to Cart
D75876 DL-Cystine-d6
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D75888 DL-Glutaryl Carnitine-d6
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D75932 DL-Methyldopa-d3
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D110340 Dobesilate-d3 calcium salt
1 mg $590   Add to Cart
D79482 Docetaxel Metabolite M2-d6
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D79483 Docetaxel Metabolite M4-d6
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D79535 Docosahexaenoic Acid Ethyl Ester-d5
Synonyms:
(all-Z)-4,7,10,13,16,19-Docosahexaenoic Acid Ethyl-d5 Ester; Cervonic Acid Ethyl-d5 Ester; Ethyl-d5 (all-Z)-4,7,10,13,16,19- Docosahexaenoate; Ethyl-d5 Docosahexaenoate;;
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D64666 (all-cis)-7,10,13,16,19-Docosapentaenoic-d5 Acid
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D74244 Dodecyl N,N-dimethylaminoacetate-d6
25 mg $4,490   Add to Cart
50 mg $5,490   Add to Cart
D79238 Dolasetron-d4
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D75904 Dolutegravir-d5
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D75915 Donepezil-d5 HCl
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D517 L-Dopa-d3 (α-d1,β-d2)
Synonyms:
3,4-Dihydroxy-L-phenylalanine(α-d1,β-d2); L-3-Hydroxytyrosine(α-d1,β-d2); Levodopa(α-d1,β-d2); 3-(3,4-Dihydroxyphenyl)-L-alanine(α-d1,β-d2);
98%
5 mg $695   Add to Cart
D33700 L-Dopa-β,β-d2 98%D
5 mg $695   Add to Cart
1 mg $219   Add to Cart
C17025 Dopamine-13C6 hydrochloride
Synonyms:
3-Hydroxytyramine-13C6 Hydrochloride; 2-(3,4-Dihydroxyphenyl-13C6)ethylamine hydrochloride;
99% 13C
10 mg $900   Add to Cart
D502 Dopamine (β-d2) Hydrobromide 98%D
5 mg $495   Add to Cart
D607 Dopamine-d4 hydrochloride
Synonyms:
2-(3,4-Dihydroxyphenyl)ethyl-1,1,2,2-d4-amine HCl;
98%D
5 mg $495   Add to Cart
1 mg $195   Add to Cart
D75938 Doripenem-d4 sodium salt
1 mg $890   Add to Cart
D79848 Dorzolamide-d5 HCl
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C94171 Doxifluridine-13C5
Synonyms:
5’-Deoxy-5-fluorouridine-13C5, 5’-DFUR-13C5, 5’-dFUrd-13C5, Ro-21 -9738-13C5; Flutron-13C5; Furtulon-13C5; USP Capecitabine Related Compound B-13C5;;
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CD34818 Doxorubicin-13C,d3 triflate salt
Synonyms:
Doxorubicin-13C,d3 trifluoroacetic acid salt;
1 mg $2,490   Add to Cart
D69875 Doxycycline-d3 hyclate
1 mg $675   Add to Cart
10 mg $2,400   Add to Cart
D75906 Droperidol-d4
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D79337 Drospirenone-20,20,21,21-d4
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D74246 Duloxetine-d7 Hydrochloride
10 mg $1,790   Add to Cart
25 mg $2,990   Add to Cart
D14270 Duloxetine-d3 hydrochloride
Synonyms:
2-Thiophenepropanamine-N-methyl-γ-(1-naphthalenyloxy)- hydrochloride-(γS);
98%:d3
5 mg $590   Add to Cart
D94201 Dutasteride-d3
Synonyms:
(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-[2,5-Bis(trifluoromethyl)phenyl]- 2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a- dimethyl-2-oxo-1H-Indeno[5,4-f]quinoline-7-carboxamide-d3; (5&α;,17 β)-N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4- azaandrost-1-ene-17-carboxamide-d3; Avodart-d3; Avolve-d3; GG 745 -d3; GI 198745-d3; Veltride-d3;
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CD80242 E6005 Impurity 1-13C-d3
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CD75950 E6005-13C-d3
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D40269 Edoxaban-d6
1 mg $690   Add to Cart
D75948 Efinaconazole-d8
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D74247 Eflornithine-d3 hydrochloride
1 mg $1,590   Add to Cart
C80336 Eflornithine-15N-13C2
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D75951 Eletriptan-d3 HBr
1 mg $390   Add to Cart
D33950 Eletriptan-d5 hydrochloride
1 mg $390   Add to Cart
CD75946 Eluxadoline-13C,d3
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D75941 Elvitegravir-d8
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D80405 Emedastine-d5
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CD80406 Emedastine-13C, d3
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ND108605 Emtricitabine-d3 15N
1 mg $790   Add to Cart
ND33951 Emtricitabine-15N,d2
1 mg $690   Add to Cart
D14271 Enalapril-d5
Synonyms:
Enalaprilat dehydrate-d5; Vasotec-d5; 2(S)-1-[(2S)-2-[[(1S)-1-Carboxy-3-phenylpropyl] amino]propanoyl] pyrrolidine-2-carboxylic acid-d5;
98%:d5
5 mg $1,400   Add to Cart
D9847 Enalapril-d5 maleate
Synonyms:
(S)-1-[N-[1-(Ethoxycarbonxyl)-3-phenyl-d5-propyl]-L-alanyl]-L -proline Maleate Salt;
98%D
1 mg $290   Add to Cart
5 mg $890   Add to Cart
D14272 Enalaprilat-d5
Synonyms:
Enalaprilat-phenyl-d5;
98%:d5
0.01 g $885   Add to Cart
0.05 g $2,050   Add to Cart
D14511 Enrofloxacin-d5 hydroiodide 99% D
10 mg $490   Add to Cart
D80333 (1R, 3S, 4S)-Entecavir (Impurity D)
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CD74249 Entecavir-d213C15N
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CD75963 Epinastine-13C-D3 HBr
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CD5733 (±)-Epinephrine (methyl-13C,d3)
Synonyms:
Adrenaline-13C,D3;
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D14744 (+/-)-Epinephrine-d3 (N-methyl-d3)
Synonyms:
Adrenaline-d3, Adrenaline deuterated, adrenaline-d;
99% D
1 mg $190   Add to Cart
5 mg $590   Add to Cart
D46016 L-(-)-Epinephrine-d3
2.5 mg $390   Add to Cart
D6633 DL-Epinephrine-d3 hydrochloride
Synonyms:
(DL)-Adrenalin; 4-(1-Hydroxy-2-[methylamino]ethyl)-1,2-benzenediolhydrochloride;
98%D
5 mg $290   Add to Cart
D5731 (+/-)-Epinephrine-2,5,6,α,β,β-d6
Synonyms:
Adrenaline-2,5,6,α,β,β-d6; 3,4-Dihydroxy-α-(methylaminomethyl)nezyl alcohol-2,5,6,α, β,β-d6;
98%D
10 mg $760   Add to Cart
50 mg $1,625   Add to Cart
D75959 Epinephrine-d3
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D80350 Epinephrine-d6
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D76258 Ergocalciferol (Vitamin D2)-d6
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D80041 Ertapenem-d4 Disodium
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D108541 Ertapenem-d4 sodium salt
1 mg $990   Add to Cart
D80504 Erythritol-d3
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D14241 R,S-erythro HydroxyBupropion-d9 HCl
Synonyms:
(αS)-rel-3-Chloro-α-[(1R)-1-[(1,1-dimethylethyl)amino] ethyl]benzenemethanol-d9; rac erythro-Hydroxybupropion-d9;
98%:d9
5 mg $1,000   Add to Cart
CD75957 Erythromycin Ethylsuccinate-13C-D3
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D75956 Erythromycin Ethylsuccinate-D5
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CD108581 Erythromycin-N-methyl-13C,d3 in MTBE
1.2 ml $990   Add to Cart
CD80308 Erythromycylamine-13C-D3
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D76108 Esomeprazole-d3 99 atom % D
1 mg $550   Add to Cart
5 mg $1,750   Add to Cart
D80514 Esterastin-d3
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D80182 Estradiol-d5
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D80155 Estradiol-d3 Glucuronide
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D80410 Estriol 16-α-(beta-D-Glucuronide)-d5
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D80419 Estriol 3-(beta-D-Glucuronide)-d5
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D80418 Estriol 3-Sulfate-d5
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D80411 Estriol-3-Sulfate-16-α-(beta-D-Glucuronide)-d5
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D32680 (2S,2’S)-Ethambutol-d4 99%D
10 mg $885   Add to Cart
108550 Ethanolamine-15N
250 mg $990   Add to Cart
D74251 Ethinyl Estradiol-d5
10 mg $4,490   Add to Cart
D74252 Ethinyl Estradiol-3-Sulfate-d5 Sodium Salt
10 mg $5,490   Add to Cart
25 mg $10,490   Add to Cart