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
D75873 Cinacalcet-d3
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D75846 Cinitapride-d5
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D32615 N-trans-Cinnamoylglycine-2,2-d2 99%D
0.01 g $825   Add to Cart
D86153 Cinnamyldenafil-d8
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D4465 Cinnarizine-d8
Synonyms:
(1-(Diphenylmethyl)-4-(3-phenyl-2-propenyl)piperazine-d8; Aplactan-d8);
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D78938 Ciprofibrate-d6
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D4507 Ciprofloxacin-d8 98%D
1 mg $390   Add to Cart
D78897 Citicoline-d4 sodium salt
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C100205 Citric acid-13C6 99% 13C
10 mg $590   Add to Cart
CD75852 (-)-Citrinin-13C-d3
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D74225 Clavulanic Acid Imidazole Derivative-d3
10 mg $1,790   Add to Cart
25 mg $3,490   Add to Cart
D34497 Clavulanic acid methyl-d3 ester
Synonyms:
(2R,3Z,5R)-3-(2-Hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0 ]heptane-2-carboxylic Acid Methyl-d3 Ester; [2R-(2α,3Z,5α)] - 3-(2-Hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane- 2-carboxylic Acid Methyl-d3 Ester; Methyl-d3 Clavulanate;;
98% D
5 mg $420   Add to Cart
D14485 (+/-)-Clenbuterol-d9 (trimethyl-d9) 99% D
0.01 g $855   Add to Cart
0.05 g $1,950   Add to Cart
D16809 Clenbuterol-d9 HCl
100 ug $650   Add to Cart
D4473 Clenbuterol-d9
Synonyms:
4-Amino-3,5-dichloro-α-[[(1,1-dimethylethyl-d9)amino]methyl] benzenemethanol; 4-amino-3,5-dichloro-α-[[[1,1-di(methyl-d3)ethyl-2,2,2-d -3]amino]methyl]Benzenemethanol;
99%D
1 mg $590   Add to Cart
D44693 Clenisopenterol-d7 hydrochloride
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D44695 Clenpenterol-d5 hydrochloride
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D108522 Clenpenterol-(dimethyl-d6, propyl-d5) hydrochloride
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ND33895 Clevidipine-d10,15N
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D100202 Clidinium bromide-d10
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D5830 Clindamycin-d3 hydrochloride 98%D
1 mg $890   Add to Cart
D68822 Clobetasol 17-Propionate-d5
1 mg $390   Add to Cart
D91926 Clobutinol hydrochloride-d6
Synonyms:
4-Chloro-&α;-[2-(dimethylamino)-1-methylethyl]-&α;- methylbenzeneethanol Hydrochloride-d6; p-Chloro-&α;-[2- (dimethylamino)-1-methylethyl]-&α;-methylphenethyl Alcohol Hydrochloride-d6; Biotertussin-d6; KAT 256-d6; Silom-d6; Silomat- d6; Silonist-d6;
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CN68831 Clofarabine-13C,15N3
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D79046 Clomiphene-d5 hydrochloride
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D16829 Clomipramine-d3
100 ug $580   Add to Cart
D75834 Clomipramine-13C,d3 hydrochloride
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D8550 Clonidine-d4 hydrochloride
Synonyms:
N-(2,6-Dichlorophenyl)-4,5-dihydro-1H-imidazol-d4-2-amine; 2-(2,6-Dichloroanilino)-2-imidazoline-d4; ST-155-d4; Catapres-d4; Catapresan-d4;
98%D
1 mg $190   Add to Cart
5 mg $590   Add to Cart
D78869 Clonixin-d6
Synonyms:
Chlonixin-d6;
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D74341 rac-Clopidogrel acid-d4 hydrochloride
10 mg $2,065   Add to Cart
25 mg $4,270   Add to Cart
D75840 Clopidogrel-d4 carboxylic acid
Synonyms:
rac-Clopidogrel-d4 Carboxylic Acid; (+/-)-Clopidogrel-d4 Carboxylic Acid;
1 mg $390   Add to Cart
D74227 Clopidogrel-d4
10 mg $1,950   Add to Cart
25 mg $3,565   Add to Cart
C88152 Clopidogrel-13C6 Hydrogen Sulfate
1 mg $890   Add to Cart
C108611 Clopyralid-13C3
1 mg $990   Add to Cart
78265 Closantel-13C6
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D1780 Clotrimazole-d5 99%D
5 mg $290   Add to Cart
25 mg $890   Add to Cart
D33899 Clotrimazole-d10
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D91937 Clozapine-d3
Synonyms:
8-Chloro-11-[4-(methyl-d3)-1-piperazinyl]-5H-Dibenzo[b,e][1,4] diazepine; HF-1854,-d3; Liponex-d3;
1 mg $450   Add to Cart
10 mg $1,600   Add to Cart
D16813 Clozapine-d4 99%D
1 mg $290   Add to Cart
5 mg $890   Add to Cart
D50412 Cobicistat-d8
1 mg $990   Add to Cart
D108614 Cobicistat-13C4, d3
1 mg $890   Add to Cart
D8576 Colchicine-d6
Synonyms:
N-[(7S)-5,6,7,9-Tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a] heptalen-7-yl]acetamide-d6; (-)-Colchicine-d6; Colchineos-d6; Colchisol-d6; Colcin-d6; Colsaloid-d6; Condylon-d6; NSC 757-d6;
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D77919 Combretastatin A4-d3
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D78612 Conivaptan-d4
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D78595 COTI-219-d8
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CD74231 Cotinine-N-Oxide-13C2d4 HCl
10 mg $4,490   Add to Cart
25 mg $7,490   Add to Cart
D91966 Cotrimoxazole-d4
Synonyms:
Abacin-d4; Abactrim-d4; Acuco-d4; Alcorim F-d4; Alfatrim-d4; Andoprim-d4; Anitrim-d4; Antibiotic TMP-SMZ-d4; Antrimox-d4; Aop- Sulfatrim-d4; Apo-Sulfatrim-d4; BS-d4; Bacdan-d4; Bacidal-d4; Bacin-d4; Bacticel-d4; Bactifor-d4; Bactoprim-d4; Bactramin-d4; Bactrim-d4; Bactrim DS-d4; Bactrim Forte-d4; Bactrimel-d4; Baktar -d4; Bencole-d4; Bethaprim-d4; Biosulten-d4; Biseptol-d4; Biseptol 480-d4; Brifeseptol-d4; Briscotrim-d4; Bronquimucil-d4; Centrim-d4; Chemitrim-d4; Chemotrim-d4; Ciplin-d4; Co-Trimoxazole -d4; Co;
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D78582 Cotrimoxazole-13C,d3
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D14261 Coumarin-d4
Synonyms:
1-Benzopyran-2-one; 1,2-Benzopyrone;
98%:d4
25 mg $2,000   Add to Cart
C108636 Creatinine-(guanidino-13C)
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100191 Creatinine-(methyl-13C)
Synonyms:
4-Amidinosarcosine-(methyl-13C);
99% 13C
100 mg $490   Add to Cart
CD100194 Creatinine-13C3,d3,15N
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D39512 Crotonobetaine-d9 hydrochloride
0.5 mg $490   Add to Cart
D56113 Curcumin sulfate-d6 tetrabutylammonium salt
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D32143 Cyclobenzaprine-d3 hydrochloride
Synonyms:
Cyclobenzaprine-d3 HCl (N-methyl-d3);
99%D
10 mg $290   Add to Cart
50 mg $890   Add to Cart
C74232 D-Cyclohexylalanine-D-Glutamate-Glycine Trifluoroacetic Acid Salt -13C215N
10 mg $1,750   Add to Cart
25 mg $3,260   Add to Cart
D665 Cyclophosphamide-d4 99%D
1 mg $990   Add to Cart
5 mg $1,900   Add to Cart
D8710 Cyclosporin A-d4
Synonyms:
Cyclosporine-d4; Ciclosporin-d4; Atopica-d4; Sandimmun(e)-d4; Neoral-d4; Optimmune-d4;
90%
1 mg $590   Add to Cart
5 mg $1,890   Add to Cart
D108490 trans-Cypermethrin d6
1.1 ml $490   Add to Cart
CN3107 Cytosine-2,4-13C,15N3 99%13C,98%15N
5 mg $850   Add to Cart
D88151 Dalbavancin-d6
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D88191 Daminozide D6 100 ng/ul in Acetonitrile
1.1 ml $290   Add to Cart
D74869 Dantrolene-d4
5 mg $990   Add to Cart
D75377 Deferoxamine-d7 trifluoroacetate >95%
0.5 mg $490   Add to Cart
D92374 (2E)-Demethoxy curcumin-d7
Synonyms:
(E,E)-1-(4-Hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl)-1,6- heptadiene-3,5-dione-d7; 1-(4-Hydroxy-3-methoxyphenyl)-7-(p- hydroxyphenyl)-1,6-heptadiene-3,5-dione-d7; (1E,6E)-1-(4- Hydroxyphenyl)-7-(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5- dione-d7; Curcumin II-d7; Desmethoxycurcumin-d7; Monodemethoxycurcumin-d7;;
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CD78338 2-Demethyl colchicine-13C-d3
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D74305 N-Demethyltramadol-d6 HCl
10 mg $1,575   Add to Cart
25 mg $2,785   Add to Cart
C74195 5’-Deoxy-5-fluorocytidine-13C5
10 mg $2,890   Add to Cart
25 mg $5,490   Add to Cart
108566 8-Hydroxy-2’-Deoxyguanosine-15N5 95% 15N
0.1 mg $990   Add to Cart
D14268 Desacetyl Diltiazem-d4 HCl 98%:d4
5 mg $1,000   Add to Cart
OD85839 25-O-Desacetyl rifabutin-d7
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D85757 25-Desacetyl rifampicin-d4
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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
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
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
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
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
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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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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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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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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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
D39851 Didecyl dimethyl ammonium-d6 chloride
5 mg $650   Add to Cart
50 mg $2,200   Add to Cart
D74306 N-Diethyl Norpseudoephedrine-d10 HCl
10 mg $1,700   Add to Cart
25 mg $2,865   Add to Cart
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
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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C17025 2-(3,4-Dihydroxyphenyl-13C6)ethylamine hydrochloride
Synonyms:
Dopamine-13C6 Hydrochloride; 3-Hydroxytyramine-13C6 Hydrochloride;
99% 13C
0.01 g $900   Add to Cart
D173 3,4-Dihydroxyphenylethylene glycol-d5 98%D
5 mg $1,100   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 98% D
100 ml $490   Add to Cart
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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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
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
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
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
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
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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D40269 Edoxaban-d6
1 mg $690   Add to Cart
D74247 Eflornithine-d3 hydrochloride
1 mg $1,590   Add to Cart
D75951 Eletriptan-d3 HBr
1 mg $390   Add to Cart
D33950 Eletriptan-d5 hydrochloride
1 mg $390   Add to Cart
ND108605 Emtricitabine-d3 15N
1 mg $790   Add to Cart
ND33951 Emtricitabine-15N,d2
1 mg $990   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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D14744 (+/-)-Epinephrine-d3 (N-methyl-d3)
Synonyms:
Adrenaline-d3, Adrenaline deuterated, adrenaline-d;
99% D
5 mg $895   Add to Cart
10 mg $1,200   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
D108541 Ertapenem-d4 sodium salt
1 mg $990   Add to Cart
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
CD108581 Erythromycin-N-methyl-13C,d3 in MTBE
1.2 ml $990   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
D75967 Ethosuximide-d5
5 mg $890   Add to Cart