Active pharmaceutical ingredient (API) impurities for research

All products contained in this category are intended for laboratory use only, and are not meant for human consumption.

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Product data	Purity	Price range	Estimated delivery
3-Trifluoroacetylamino linagliptin REF: 3D-IT184093CAS: 1673546-62-7	Min. 95%	217.00 €~1,045.00 €	Wed 19 Feb 25
Apixaban Impurity 1 REF: 3D-IA176149CAS: 503614-91-3	Min. 95%	49.00 €~1,160.00 €	Wed 19 Feb 25
N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-γ-glutamyl-L-glutamic acid REF: 3D-IA63809CAS: 144051-68-3	Min. 95%	138.00 €~647.00 €	Wed 19 Feb 25
Exemestane Related Compound C CIII (androsta-1,4-diene-3,17-dione) REF: 45-1269083CAS: 897-06-3	- - -	To inquire	Wed 19 Feb 25
6-Pterinyl folic acid REF: 3D-IP157350CAS: 1391068-26-0	Min. 95%	112.00 €~2,319.00 €	Wed 19 Feb 25
Cefdinir impurity F REF: 3D-IC63666CAS: 1356842-10-8	Min. 95%	740.00 €~4,753.00 €	Wed 19 Feb 25
Oxycodone Related Compound C CII (codeinone) REF: 45-1485238CAS: 467-13-0	- - -	To inquire	Wed 19 Feb 25
Oxandrolone Related Compound C CIII (17,17-dimethyl-18-nor-2-oxa-5α-androst-13-en-3-one) REF: 45-1482036	- - -	To inquire	Wed 19 Feb 25
Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid) REF: 45-1219019CAS: 28782-42-5	- - -	To inquire	Wed 19 Feb 25
Testosterone Related Compound A CIII (Androst-4-ene-3,17-dione) REF: 45-1646010CAS: 63-05-8	- - -	To inquire	Wed 19 Feb 25
N-De[2-(methylsulfonyl)ethyl] lapatinib REF: 3D-ID20812CAS: 697299-82-4	Min. 95%	352.00 €~2,525.00 €	Wed 19 Feb 25
Clopidogrel EP Impurity B hydrochloride REF: 3D-IC183809CAS: 1396607-35-4	Min. 95%	136.00 €~583.00 €	Wed 19 Feb 25
Morphine Related Compound A CI (7,8-Didehydro-4,5α-epoxy-17-methylmorphinan-3,6α-diol, N-oxide) REF: 45-1448016CAS: 639-46-3	- - -	To inquire	Wed 19 Feb 25
Dapagliflozin Impurity 26 REF: 3D-ID171682CAS: 461432-25-7	Min. 95%	136.00 €~746.00 €	Wed 19 Feb 25
Desfluoro ezetimibe REF: 3D-FD21193CAS: 302781-98-2	Min. 95%	To inquire	Wed 19 Feb 25
Clarithromycin EP Impurity A REF: 3D-FC166203CAS: 124412-58-4	90%Nmr	652.00 €~3,483.00 €	Wed 19 Feb 25
Hydromorphone Related Compound A CII (7,8-didehydro-4,5α-epoxy-3-hydroxy-17-methylmorphinan-6-one perchlorate) REF: 45-1323021CAS: 91265-67-7	- - -	To inquire	Wed 19 Feb 25
Clindamycin-B2-phosphate REF: 3D-AC61620CAS: 54887-31-9	Min. 95%	517.00 €~3,710.00 €	Wed 19 Feb 25
(S)-Rabeprazole sodium REF: 3D-IR183125CAS: 171440-19-0	Min. 95%	640.00 €~2,806.00 €	Wed 19 Feb 25
(R,R)-Montelukast bis-sulfide REF: 3D-IM111982CAS: 1187586-61-3	90%Min	472.00 €~2,319.00 €	Wed 19 Feb 25

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3-Trifluoroacetylamino linagliptin

CAS:1673546-62-7

Please enquire for more information about 3-Trifluoroacetylamino linagliptin including the price, delivery time and more …

Formula:

C₂₇H₂₇F₃N₈O₃

Purity:

Min. 95%

Molecular weight:

568.55 g/mol

Ref: 3D-IT184093

25mg		217.00 €
50mg		348.00 €
100mg		453.00 €
250mg		863.00 €
500mg		1,045.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Apixaban Impurity 1

CAS:503614-91-3

Apixaban Impurity 1 is an impurity found in Apixaban, a drug used for the prevention …

Purity:

Min. 95%

Ref: 3D-IA176149

1kg		1,160.00 €
50g		172.00 €
100g		271.00 €
250g		469.00 €
500g		740.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-γ-glutamyl-L-g…

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N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-γ-glutamyl-L-glutamic acid

CAS:144051-68-3

N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-gamma-glutamyl-L-glutamic acid is used as a research and development purity standard. It is a white …

Formula:

C₂₅H₂₈N₆O₉

Purity:

Min. 95%

Molecular weight:

556.52 g/mol

Ref: 3D-IA63809

1mg		138.00 €
2mg		194.00 €
5mg		310.00 €
10mg		436.00 €
25mg		647.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Exemestane Related Compound C CIII (androsta-1,4-diene-3,17-dione)

Controlled Product

CAS:897-06-3

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₁₉H₂₄O₂

Color and Shape:

White Powder

Molecular weight:

284.17763

Ref: 45-1269083

Estimated delivery in United States, on Wednesday 19 Feb 2025

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6-Pterinyl folic acid

CAS:1391068-26-0

6-Pterinyl folic acid is a chemical reagent that is used in the synthesis of pteridine …

Formula:

C₂₆H₂₄N₁₂O₇

Purity:

Min. 95%

Molecular weight:

616.55 g/mol

Ref: 3D-IP157350

1mg		298.00 €
2mg		480.00 €
5mg		813.00 €
10mg		1,288.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Cefdinir impurity F

CAS:1356842-10-8

Cefdinir impurity F is an impurity of cefdinir that has been identified in some batches. …

Formula:

C₁₃H₁₁N₃O₆S

Purity:

Min. 95%

Molecular weight:

337.31 g/mol

Ref: 3D-IC63666

1mg		1,044.00 €
2mg		1,623.00 €
5mg		3,130.00 €
10mg		4,753.00 €
500µg		740.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Oxycodone Related Compound C CII (codeinone)

Controlled Product

CAS:467-13-0

Alkaloids of opium and their derivatives, salts thereof

Formula:

C₁₈H₁₉NO₃

Color and Shape:

Powder

Molecular weight:

297.13649

Ref: 45-1485238

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Oxandrolone Related Compound C CIII (17,17-dimethyl-18-nor-2-oxa-5α-androst-13-en-3-one)

Controlled Product

Lactones nesoi

Formula:

C₁₉H₂₈O₂

Color and Shape:

Powder

Molecular weight:

288.42

Ref: 45-1482036

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Diphenoxylate Related Compound A CI (1-(3-Cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylic acid)

Controlled Product

CAS:28782-42-5

Alfentanil (inn), anileridine (inn), bezitramide (inn), bromazepam (inn), difenoxin (inn), diphenoxylate (inn), dipipanone (inn), fentanyl …

Formula:

C₂₈H₂₈N₂O₂

Color and Shape:

Powder

Molecular weight:

424.55

Ref: 45-1219019

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Testosterone Related Compound A CIII (Androst-4-ene-3,17-dione)

Controlled Product

CAS:63-05-8

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₁₉H₂₆O₂

Color and Shape:

Powder

Molecular weight:

286.19328

Ref: 45-1646010

Estimated delivery in United States, on Wednesday 19 Feb 2025

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N-De[2-(methylsulfonyl)ethyl] lapatinib

CAS:697299-82-4

Lapatinib is a tyrosine kinase inhibitor that blocks the epidermal growth factor receptor (EGFR) and …

Formula:

C₂₆H₂₀ClFN₄O₂

Purity:

Min. 95%

Molecular weight:

474.91 g/mol

Ref: 3D-ID20812

1mg		352.00 €
2mg		501.00 €
5mg		746.00 €
10mg		1,123.00 €
25mg		2,525.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Clopidogrel EP Impurity B hydrochloride

CAS:1396607-35-4

Please enquire for more information about Clopidogrel EP Impurity B hydrochloride including the price, delivery …

Formula:

C₁₆H₁₆ClNO₂S•HCl

Purity:

Min. 95%

Molecular weight:

358.28 g/mol

Ref: 3D-IC183809

10mg		136.00 €
25mg		172.00 €
50mg		233.00 €
100mg		364.00 €
250mg		583.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Morphine Related Compound A CI (7,8-Didehydro-4,5α-epoxy-17-methylmorphinan-3,6α-diol, N-oxide)

Controlled Product

CAS:639-46-3

Alkaloids of opium and their derivatives, salts thereof

Formula:

C₁₇H₁₉NO₄

Color and Shape:

Yellow Tan Powder

Molecular weight:

301.13141

Ref: 45-1448016

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Dapagliflozin Impurity 26

CAS:461432-25-7

Dapagliflozin Impurity 26 is an impurity that is found in the chemical analysis of Dapagliflozin. …

Purity:

Min. 95%

Ref: 3D-ID171682

1g		136.00 €
2g		189.00 €
5g		273.00 €
10g		384.00 €
25g		746.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Desfluoro ezetimibe

CAS:302781-98-2

Desfluoro ezetimibe is a synthetic cholesterol-lowering drug that inhibits intestinal cholesterol absorption. It is chemically …

Formula:

C₂₄H₂₂FNO₃

Purity:

Min. 95%

Color and Shape:

White To Off-White Solid

Molecular weight:

391.43 g/mol

Ref: 3D-FD21193

10mg		232.00 €
25mg		436.00 €
50mg		646.00 €
100mg		986.00 €
250mg		1,449.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Clarithromycin EP Impurity A

CAS:124412-58-4

Clarithromycin EP Impurity A is an analytical standard for clarithromycin. Clarithromycin EP Impurity A is …

Formula:

C₃₈H₆₉NO₁₄

Purity:

90%Nmr

Color and Shape:

Powder

Molecular weight:

763.95 g/mol

Ref: 3D-FC166203

1mg		1,026.00 €
2mg		1,536.00 €
5mg		2,324.00 €
10mg		3,483.00 €
500µg		652.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Hydromorphone Related Compound A CII (7,8-didehydro-4,5α-epoxy-3-hydroxy-17-methylmorphinan-6-one perchlorate)

Controlled Product

CAS:91265-67-7

Alkaloids of opium and their derivatives, salts thereof, not elsewhere specified or included

Formula:

C₁₇H₁₇NO₃·HClO₄

Color and Shape:

Off-White Light Yellow Powder

Molecular weight:

383.07718

Ref: 45-1323021

Estimated delivery in United States, on Wednesday 19 Feb 2025

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Clindamycin-B2-phosphate

CAS:54887-31-9

Clindamycin-B2-phosphate is a drug product with CAS No. 54887-31-9 that is used as an analytical …

Formula:

C₁₇H₃₂ClN₂O₈PS

Purity:

Min. 95%

Color and Shape:

White Powder

Molecular weight:

490.94 g/mol

Ref: 3D-AC61620

1mg		801.00 €
2mg		1,160.00 €
5mg		2,203.00 €
10mg		3,710.00 €
500µg		517.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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(S)-Rabeprazole sodium

CAS:171440-19-0

(S)-Rabeprazole sodium is an anticancer drug that acts as a kinase inhibitor. It is an …

Formula:

C₁₈H₂₁N₃O₃S•Na

Purity:

Min. 95%

Molecular weight:

382.43 g/mol

Ref: 3D-IR183125

1mg		640.00 €
2mg		1,021.00 €
5mg		1,913.00 €
10mg		2,806.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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(R,R)-Montelukast bis-sulfide

CAS:1187586-61-3

(R,R)-Montelukast bis-sulfide is a drug product that is used in the analytical and research and …

Formula:

C₄₁H₄₆ClNO₅S₂

Purity:

90%Min

Molecular weight:

732.39 g/mol

Ref: 3D-IM111982

1mg		472.00 €
2mg		647.00 €
5mg		986.00 €
10mg		1,276.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Wednesday 19 Feb 2025

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