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
Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride) REF: 45-1096804CAS: 16735-19-6	- - -	To inquire	Tue 25 Feb 25
Meropenem EP impurity A REF: 3D-IM178799CAS: 1053703-36-8	95%Nmr	436.00 €~2,319.00 €	Tue 25 Feb 25
Testosterone Enanthate Related Compound H CIII (Androst-5-ene-3β,17β-diyl diheptanoate) REF: 45-1648081CAS: 162890-98-4	- - -	To inquire	Tue 25 Feb 25
1-Oxo mirtazapine REF: 3D-IO26654CAS: 191546-96-0	Min. 95%	To inquire	Tue 25 Feb 25
Dimethylamine Solution REF: 45-1211200CAS: 124-40-3	- - -	To inquire	Tue 25 Feb 25
Codeine N-Oxide CI REF: 45-1143802CAS: 3688-65-1	- - -	To inquire	Tue 25 Feb 25
6-Pterinyl folic acid REF: 3D-IP157350CAS: 1391068-26-0	Min. 95%	112.00 €~2,319.00 €	Tue 25 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	Tue 25 Feb 25
N-De[2-(methylsulfonyl)ethyl] lapatinib REF: 3D-ID20812CAS: 697299-82-4	Min. 95%	352.00 €~2,525.00 €	Tue 25 Feb 25
Acarbose EP Impurity H REF: 3D-IA175982CAS: 196944-81-7	Min. 95%	To inquire	Tue 25 Feb 25
Clopidogrel EP Impurity B hydrochloride REF: 3D-IC183809CAS: 1396607-35-4	Min. 95%	136.00 €~583.00 €	Tue 25 Feb 25
Testosterone Related Compound A CIII (Androst-4-ene-3,17-dione) REF: 45-1646010CAS: 63-05-8	- - -	To inquire	Tue 25 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	Tue 25 Feb 25
Dapagliflozin Impurity 26 REF: 3D-ID171682CAS: 461432-25-7	Min. 95%	136.00 €~746.00 €	Tue 25 Feb 25
Pramipexole EP Impurity C REF: 3D-FP165425CAS: 1973461-14-1	Min. 95%	813.00 €~4,869.00 €	Tue 25 Feb 25
Methotrexate-1-monomethyl ester REF: 3D-IM71454CAS: 66147-29-3	Min. 95%	153.00 €~1,160.00 €	Tue 25 Feb 25
1-Bromo-3,5-dimethyladamantane REF: 3D-IB06265CAS: 941-37-7	Min. 95%	136.00 €~801.00 €	Tue 25 Feb 25
N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide REF: 3D-IC58273CAS: 90357-53-2	Min. 95%	144.00 €~635.00 €	Tue 25 Feb 25
Linagliptin impurity G REF: 3D-FA146003CAS: 668270-11-9	Min. 95%	172.00 €~1,052.00 €	Tue 25 Feb 25
Empagliflozin S-furanose REF: 3D-IE181148CAS: 1620758-32-8	Min. 95%	84.00 €~1,449.00 €	Tue 25 Feb 25

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Cathinone Hydrochloride CI (α-Aminopropiophenone hydrochloride)

Controlled Product

CAS:16735-19-6

Vegetable alkaloids, natural or reproduced by synthesis, their salts and other derivatives, nesoi

Formula:

C₉H₁₁NO·HCl

Color and Shape:

White Powder

Molecular weight:

149.08406

Ref: 45-1096804

Estimated delivery in United States, on Tuesday 25 Feb 2025

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Meropenem EP impurity A

CAS:1053703-36-8

Meropenem EP impurity A is a heterocyclic nitro compound that is used to treat various …

Formula:

C₁₇H₂₇N₃OS₆

Purity:

95%Nmr

Color and Shape:

Powder

Molecular weight:

401.5 g/mol

Ref: 3D-IM178799

1mg		436.00 €
2mg		582.00 €
5mg		863.00 €
10mg		1,276.00 €
25mg		2,319.00 €

Estimated delivery in United States, on Tuesday 25 Feb 2025

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Testosterone Enanthate Related Compound H CIII (Androst-5-ene-3β,17β-diyl diheptanoate)

Controlled Product

CAS:162890-98-4

Adrenal cortical hormones and their derivatives nesoi

Formula:

C₃₃H₅₄O₄

Color and Shape:

White Solid Powder

Molecular weight:

514.40221

Ref: 45-1648081

Estimated delivery in United States, on Tuesday 25 Feb 2025

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1-Oxo mirtazapine

CAS:191546-96-0

1-Oxo mirtazapine is a metabolite of mirtazapine. It is a synthetic compound and is not …

Formula:

C₁₇H₁₇N₃O

Purity:

Min. 95%

Molecular weight:

279.34 g/mol

Ref: 3D-IO26654

1mg		801.00 €
2mg		1,160.00 €
5mg		1,855.00 €
10mg		3,594.00 €
500µg		517.00 €

Estimated delivery in United States, on Tuesday 25 Feb 2025

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Dimethylamine Solution

CAS:124-40-3

Methylamine, di or trimethylamine and their salts

Formula:

C₂H₇N(Dimethylamine)

Color and Shape:

Colorless Liquid

Molecular weight:

45.05785

Ref: 45-1211200

Estimated delivery in United States, on Tuesday 25 Feb 2025

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Codeine N-Oxide CI

Controlled Product

CAS:3688-65-1

Concentrates of poppy straw; buprenorphine (inn) codeine, dihydrocodeine (inn), ethylmorphine (inn), etorphine (inn), heroin, hydrococdone …

Formula:

C₁₈H₂₁NO₄

Color and Shape:

Brown White Powder

Molecular weight:

315.14706

Ref: 45-1143802

Estimated delivery in United States, on Tuesday 25 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 Tuesday 25 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 Tuesday 25 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 Tuesday 25 Feb 2025

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Acarbose EP Impurity H

CAS:196944-81-7

Acarbose EP Impurity H is an impurity of acarbose, a drug product used in the …

Formula:

C₂₅H₄₃NO₁₇

Purity:

Min. 95%

Molecular weight:

629.61 g/mol

Ref: 3D-IA175982

10mg To inquire

Estimated delivery in United States, on Tuesday 25 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 Tuesday 25 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 Tuesday 25 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 Tuesday 25 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 Tuesday 25 Feb 2025

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Pramipexole EP Impurity C

CAS:1973461-14-1

Pramipexole EP Impurity C is a synthetic impurity that is used as an impurity standard …

Formula:

C₂₀H₃₂N₆S₂

Purity:

Min. 95%

Ref: 3D-FP165425

1mg		813.00 €
2mg		1,276.00 €
5mg		2,551.00 €
10mg		4,869.00 €

Estimated delivery in United States, on Tuesday 25 Feb 2025

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Methotrexate-1-monomethyl ester

CAS:66147-29-3

Methotrexate-1-monomethyl ester is an impurity found in methotrexate, a drug used to treat cancer and …

Formula:

C₂₁H₂₄N₈O₅

Purity:

Min. 95%

Molecular weight:

468.47 g/mol

Ref: 3D-IM71454

2mg		172.00 €
5mg		248.00 €
10mg		364.00 €
25mg		740.00 €
50mg		1,160.00 €

Estimated delivery in United States, on Tuesday 25 Feb 2025

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1-Bromo-3,5-dimethyladamantane

CAS:941-37-7

Intermediate in the synthesis of memantine

Formula:

C₁₂H₁₉Br

Purity:

Min. 95%

Molecular weight:

243.18 g/mol

Ref: 3D-IB06265

1kg		801.00 €
50g		136.00 €
100g		198.00 €
250g		342.00 €
500g		505.00 €

Estimated delivery in United States, on Tuesday 25 Feb 2025

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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide

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N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide

CAS:90357-53-2

N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is a cavity inhibitor that has inhibitory activity against polymerization. It also reacts with …

Formula:

C₁₂H₉F₃N₂O

Purity:

Min. 95%

Molecular weight:

254.21 g/mol