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Active pharmaceutical ingredient (API) impurities for research

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BrandProduct dataPurityPrice rangeEstimated delivery
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Esomeprazole impurity 17
REF: 3D-IE158401		Min. 95%To inquireMon 13 Jan 25
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Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
REF: 3D-IM25440CAS: 35511-14-9 		Min. 95 Area-%136.00 €~479.00 €Mon 13 Jan 25
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3',5'-Di-O-p-chlorobenzoyl-2-deoxy-5-azacytosine
REF: 3D-ID74823CAS: 1034301-08-0 		Min. 95%To inquireMon 13 Jan 25
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Meropenem EP Impurity A
REF: 3D-IM178851		Min. 95%To inquireMon 13 Jan 25
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4-Hydoxymethyl-5-methylimidazol
REF: 3D-IH58266CAS: 29636-87-1 		Min. 95%To inquireMon 13 Jan 25
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[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone
REF: 3D-IA63846CAS: 105356-89-6 		Min. 95%To inquireMon 13 Jan 25
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Cinacalcet Impurity B HCl
REF: 3D-IC160350CAS: 163831-65-0 		Min. 95%To inquireMon 13 Jan 25
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Des(oxopentyl) valsartan benzyl ester
REF: 3D-ID21096CAS: 676129-93-4 		Min. 95%To inquireMon 13 Jan 25
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Ketorolac tromethamine - Incorrect Polymorph
REF: 3D-IK58066CAS: 74103-07-4 		Min. 95%To inquireMon 13 Jan 25
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rac-Benzyl phenylephrone hydrochloride
REF: 3D-IB27489CAS: 71786-67-9 		Min. 95%92.00 €~1,047.00 €Mon 13 Jan 25
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N1.9,N1.9-Dimethyldesmopressin
REF: 3D-ID173217		Min. 95%To inquireMon 13 Jan 25
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Fluticasone furoate EP impurity E
REF: 3D-IF181370CAS: 398454-97-2 		Min. 95%To inquireMon 13 Jan 25
Biosynth logo
Anastrozole dimer impurity - 65%
REF: 3D-IA61497CAS: 1216898-82-6 		Min. 95%To inquireMon 13 Jan 25
Biosynth logo
Pencyclovir Impurity 1
REF: 3D-FP165992CAS: 100199-40-4 		Min. 95%To inquireMon 13 Jan 25
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a-Ribavirin (impurity B)
REF: 3D-NR10396CAS: 57198-02-4 		Min. 95%To inquireMon 13 Jan 25
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Diclofenac alcohol
REF: 3D-ID21709CAS: 27204-57-5 		Min. 95%To inquireMon 13 Jan 25
Biosynth logo
Enalapril maleate impurity A
REF: 3D-IE63754CAS: 1356932-13-2 		Min. 95%400.00 €~2,296.00 €Mon 13 Jan 25
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Olsalazine sodium impurity E
REF: 3D-IO63798		Min. 95%To inquireMon 13 Jan 25
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Dapagliflozin Impurity 17
REF: 3D-ID181102CAS: 1807632-93-4 		Min. 95%To inquireMon 13 Jan 25
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Micafungin Metabolite M1
REF: 3D-IM183055CAS: 539823-80-8 		Min. 95%To inquireMon 13 Jan 25
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Esomeprazole impurity 17
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Esomeprazole impurity 17

Esomeprazole impurity 17 is a drug product that is an analytical standard. It is a …
Formula:
C26H30N4O5S
Purity:
Min. 95%
Molecular weight:
510.61 g/mol

Ref: 3D-IE158401

100mgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
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Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide

CAS:35511-14-9
Methyl 4-hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide (MTBC) is a drug target that is a carboxylate. MTBC has been …
Formula:
C10H9NO5S
Purity:
Min. 95 Area-%
Color and Shape:
Powder
Molecular weight:
255.25 g/mol

Ref: 3D-IM25440

5mg136.00 €
10mg151.00 €
25mg213.00 €
50mg340.00 €
100mg479.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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3',5'-Di-O-p-chlorobenzoyl-2-deoxy-5-azacytosine
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3',5'-Di-O-p-chlorobenzoyl-2-deoxy-5-azacytosine

CAS:1034301-08-0
3',5'-Di-O-p-chlorobenzoyl-2-deoxy-5-azacytosine is a drug product that is an impurity in the synthesis of 5'-azacytosine. The …
Formula:
C22H18Cl2N4O6
Purity:
Min. 95%
Molecular weight:
505.31 g/mol

Ref: 3D-ID74823

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Estimated delivery in United States, on Monday 13 Jan 2025
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Meropenem EP Impurity A
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Meropenem EP Impurity A

Meropenem EP Impurity A is a synthetic, high purity, drug product that is used as …
Formula:
C17H27N3O6S
Purity:
Min. 95%
Molecular weight:
401.48 g/mol

Ref: 3D-IM178851

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4-Hydoxymethyl-5-methylimidazol
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4-Hydoxymethyl-5-methylimidazol

CAS:29636-87-1
4-Hydroxymethyl-5-methylimidazol (HMMI) is a corrosion inhibitor that is used in the production of nanomaterials. It …
Formula:
C5H8N2O
Purity:
Min. 95%
Molecular weight:
112.13 g/mol

Ref: 3D-IH58266

1gTo inquire
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[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone
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[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone

CAS:105356-89-6
4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone (CAS No. 105356-89-6) is a synthetic impurity standard used in the manufacture of various …
Formula:
C18H23N5O4
Purity:
Min. 95%
Molecular weight:
373.41 g/mol

Ref: 3D-IA63846

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Cinacalcet Impurity B HCl
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Cinacalcet Impurity B HCl

CAS:163831-65-0
Cinacalcet Impurity B HCl is an analytical standard that can be used in HPLC as …
Formula:
C19H20NCl
Purity:
Min. 95%
Color and Shape:
Powder
Molecular weight:
297.82 g/mol

Ref: 3D-IC160350

25mgTo inquire
50mgTo inquire
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Estimated delivery in United States, on Monday 13 Jan 2025
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Des(oxopentyl) valsartan benzyl ester
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Des(oxopentyl) valsartan benzyl ester

CAS:676129-93-4
Des(oxopentyl) Valsartan Benzyl Ester is an analytical standard for the drug valsartan. It is a …
Formula:
C26H27N5O2
Purity:
Min. 95%
Molecular weight:
441.53 g/mol

Ref: 3D-ID21096

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Estimated delivery in United States, on Monday 13 Jan 2025
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Ketorolac tromethamine - Incorrect Polymorph
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Ketorolac tromethamine - Incorrect Polymorph

CAS:74103-07-4
Ketorolac tromethamine is a nonsteroidal anti-inflammatory drug (NSAID) that inhibits prostaglandin synthesis. It has been …
Formula:
C15H13NO3·C4H11NO3
Purity:
Min. 95%
Molecular weight:
376.4 g/mol

Ref: 3D-IK58066

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Estimated delivery in United States, on Monday 13 Jan 2025
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rac-Benzyl phenylephrone hydrochloride
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rac-Benzyl phenylephrone hydrochloride

CAS:71786-67-9
Rac-Benzyl phenylephrone hydrochloride is a synthetic compound that is not found in nature. It can …
Formula:
C16H18ClNO2
Purity:
Min. 95%
Molecular weight:
291.77 g/mol

Ref: 3D-IB27489

2mg194.00 €
5mg310.00 €
10mg436.00 €
25mg711.00 €
50mg1,047.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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N1.9,N1.9-Dimethyldesmopressin
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N1.9,N1.9-Dimethyldesmopressin

N1.9,N1.9-Dimethyldesmopressin is a synthetic analog of the natural hormone vasopressin. It is used as a …
Purity:
Min. 95%

Ref: 3D-ID173217

100mgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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Fluticasone furoate EP impurity E
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Fluticasone furoate EP impurity E

CAS:398454-97-2
Fluticasone furoate EP impurity E is an analytical reference standard for pharmacopoeia and research. It …
Formula:
C25H31F3O5S
Purity:
Min. 95%
Molecular weight:
500.5 g/mol

Ref: 3D-IF181370

10mgTo inquire
Estimated delivery in United States, on Monday 13 Jan 2025
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Anastrozole dimer impurity - 65%
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Anastrozole dimer impurity - 65%

CAS:1216898-82-6
Anastrozole is an aromatase inhibitor used in the treatment of breast cancer. It is a …
Formula:
C30H31N9
Purity:
Min. 95%
Molecular weight:
517.63 g/mol

Ref: 3D-IA61497

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Pencyclovir Impurity 1
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Pencyclovir Impurity 1

CAS:100199-40-4
Pencyclovir Impurity 1 is a drug product that is used as an analytical reference for …
Formula:
C10H14CIN5O2
Purity:
Min. 95%
Molecular weight:
375.17 g/mol

Ref: 3D-FP165992

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a-Ribavirin (impurity B)
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a-Ribavirin (impurity B)

Controlled Product
CAS:57198-02-4
Ribavirin is an antiviral drug that inhibits the synthesis of RNA and DNA. It is …
Formula:
C8H12N4O5
Purity:
Min. 95%
Molecular weight:
244.2 g/mol

Ref: 3D-NR10396

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Diclofenac alcohol
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Diclofenac alcohol

CAS:27204-57-5
COX inhibitor; non-steroidal anti-inflammatory drug
Formula:
C13H11Cl2NO
Purity:
Min. 95%
Molecular weight:
268.14 g/mol

Ref: 3D-ID21709

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Estimated delivery in United States, on Monday 13 Jan 2025
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Enalapril maleate impurity A
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Enalapril maleate impurity A

CAS:1356932-13-2
Enalapril maleate impurity A is an enzyme inhibitor that blocks the action of angiotensin-converting enzyme …
Formula:
C24H32N2O9
Purity:
Min. 95%
Molecular weight:
492.52 g/mol

Ref: 3D-IE63754

1mg400.00 €
2mg569.00 €
5mg813.00 €
10mg1,276.00 €
25mg2,296.00 €
Estimated delivery in United States, on Monday 13 Jan 2025
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Olsalazine sodium impurity E
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Olsalazine sodium impurity E

CAS No. is a drug product that has been custom synthesized for research and development …
Formula:
C15H12N2O8S
Purity:
Min. 95%
Molecular weight:
380.33 g/mol

Ref: 3D-IO63798

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Estimated delivery in United States, on Monday 13 Jan 2025
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Dapagliflozin Impurity 17
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Dapagliflozin Impurity 17

CAS:1807632-93-4
Dapagliflozin Impurity 17 is a research and development impurity standard for HPLC. It is a …
Formula:
C15H14Br2O
Purity:
Min. 95%
Molecular weight:
370.08 g/mol

Ref: 3D-ID181102

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Micafungin Metabolite M1
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Micafungin Metabolite M1

CAS:539823-80-8
Micafungin Metabolite M1 is a metabolite of Micafungin. It is an impurity in the drug …
Formula:
C56H71N9O20
Purity:
Min. 95%
Molecular weight:
1,190.21 g/mol

Ref: 3D-IM183055

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Estimated delivery in United States, on Monday 13 Jan 2025
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