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
Amlodipine diethyl ester REF: 3D-IA17875CAS: 140171-65-9	Min. 95%	92.00 €~1,855.00 €	Fri 29 Nov 24
Gabapentin EP Impurity E REF: 3D-IG171034CAS: 667465-00-1	Min. 95%	To inquire	Fri 29 Nov 24
6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone REF: 3D-ID63842CAS: 1177261-73-2	Min. 95%	To inquire	Fri 29 Nov 24
3'-Acetyl-4'-(2,3-epoxypropoxy)butyranilide REF: 3D-IA17081CAS: 28197-66-2	Min. 95%	136.00 €~518.00 €	Fri 29 Nov 24
Vigabatrin EP Impurity B REF: 3D-FV162282CAS: 1379504-35-4	Min. 95%	To inquire	Fri 29 Nov 24
N-[(2E)-6,6-Dimethyl-2-hepten-4-ynyl]-1-naphthalenemethanamine REF: 3D-ID21330CAS: 99473-11-7	Min. 95%	To inquire	Fri 29 Nov 24
1-[2,3-O-Isopropylidene-b-D-ribofuranosyl]-1,2,4-triazole-3-carboxylic acid methyl ester REF: 3D-NI16557CAS: 594860-43-2	Min. 95%	To inquire	Fri 29 Nov 24
Pitavastatin Z-isomer impurity REF: 3D-IP145423CAS: 1159588-21-2	Min. 95%	To inquire	Fri 29 Nov 24
Nabumetone dimer REF: 3D-IN26116CAS: 343272-53-7	Min. 95%	172.00 €~986.00 €	Fri 29 Nov 24
2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide REF: 3D-IA17598CAS: 1194434-39-3	Min. 95%	640.00 €~5,356.00 €	Fri 29 Nov 24
2,2'-Bisnalmefene REF: 3D-IB18817CAS: 176220-84-1	Min. 95%	To inquire	Fri 29 Nov 24
[4-L-Glutamic Acid]-desmopressin REF: 3D-IG173261	Min. 95%	To inquire	Fri 29 Nov 24
2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene REF: 3D-IP27340CAS: 66364-70-3	Min. 95%	To inquire	Fri 29 Nov 24
Chlorhexidine digluconate EP Impurity L REF: 3D-IC176165	Min. 95%	To inquire	Fri 29 Nov 24
Oxo Simvastatin REF: 3D-IO178972CAS: 1426939-44-7	Min. 95%	To inquire	Fri 29 Nov 24
Acyclovir EP Impurity Q REF: 3D-IA174866	Min. 95%	To inquire	Fri 29 Nov 24
4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride REF: 3D-IB183365CAS: 2144776-33-8	Min. 95%	647.00 €~2,667.00 €	Fri 29 Nov 24
Rosuvastatin EP Impurity C sodium REF: 3D-IR183844CAS: 1620823-61-1	Min. 95%	To inquire	Fri 29 Nov 24
AtorvastatinN-(3,5-dihydroxy-7-heptanoic acid)amide REF: 3D-IA71943CAS: 887196-24-9	Min. 95%	To inquire	Fri 29 Nov 24
Alverine EP Impurity C REF: 3D-IA168561CAS: 13125-62-7	Min. 95%	To inquire	Fri 29 Nov 24

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Amlodipine diethyl ester

CAS:140171-65-9

Amlodipine diethyl ester is a synthetic drug that belongs to the group of calcium channel …

Formula:

C₂₁H₂₇ClN₂O₅

Purity:

Min. 95%

Molecular weight:

422.9 g/mol

Ref: 3D-IA17875

25mg		740.00 €
50mg		1,160.00 €
100mg		1,855.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

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Gabapentin EP Impurity E

CAS:667465-00-1

Impurity EP is a research and development impurity that is used as a drug product …

Purity:

Min. 95%

Ref: 3D-IG171034

500mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone

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6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone

CAS:1177261-73-2

6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone is a drug product. It is an analytical standard for the impurity of CAS …

Formula:

C₁₉H₂₄N₄O₅

Purity:

Min. 95%

Molecular weight:

388.42 g/mol

Ref: 3D-ID63842

10mg		To inquire
25mg		To inquire
50mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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3'-Acetyl-4'-(2,3-epoxypropoxy)butyranilide

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3'-Acetyl-4'-(2,3-epoxypropoxy)butyranilide

CAS:28197-66-2

3'-Acetyl-4'-(2,3-epoxypropoxy)butyranilide is an impurity found in the drug product of 3'-acetyl-4'-(2,3-epoxypropoxy)butyranilide hydrochloride. It has a …

Formula:

C₁₅H₁₉NO₄

Purity:

Min. 95%

Molecular weight:

277.32 g/mol

Ref: 3D-IA17081

5mg		136.00 €
10mg		172.00 €
25mg		248.00 €
50mg		363.00 €
100mg		518.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

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Vigabatrin EP Impurity B

CAS:1379504-35-4

Vigabatrin EP Impurity B is a research and development impurity standard that belongs to the …

Formula:

C₆H₁₁NO₂

Purity:

Min. 95%

Molecular weight:

129.16 g/mol

Ref: 3D-FV162282

10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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N-[(2E)-6,6-Dimethyl-2-hepten-4-ynyl]-1-naphthalenemethanamine

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N-[(2E)-6,6-Dimethyl-2-hepten-4-ynyl]-1-naphthalenemethanamine

CAS:99473-11-7

N-[(2E)-6,6-Dimethyl-2-hepten-4-ynyl]-1-naphthalenemethanamine (DHEA) is a human metabolite and an endogenous hormone. DHEA has been shown to …

Formula:

C₂₀H₂₃N

Purity:

Min. 95%

Molecular weight:

277.4 g/mol

Ref: 3D-ID21330

1mg		To inquire
2mg		To inquire
5mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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1-[2,3-O-Isopropylidene-b-D-ribofuranosyl]-1,2,4-triazole-3-carboxylic acid methyl ester

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1-[2,3-O-Isopropylidene-b-D-ribofuranosyl]-1,2,4-triazole-3-carboxylic acid methyl ester

CAS:594860-43-2

1-[2,3-O-Isopropylidene-b-D-ribofuranosyl]-1,2,4-triazole-3-carboxylic acid methyl ester is a synthetic compound that has been shown to inhibit the …

Formula:

C₁₂H₁₇N₃O₆

Purity:

Min. 95%

Molecular weight:

299.28 g/mol

Ref: 3D-NI16557

10mg		To inquire
25mg		To inquire
50mg		To inquire
100mg		To inquire
250mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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Pitavastatin Z-isomer impurity

CAS:1159588-21-2

The Z-isomer impurity of pitavastatin is a synthetic compound that has been used as an …

Purity:

Min. 95%

Ref: 3D-IP145423

50mg		To inquire
100mg		To inquire
250mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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Nabumetone dimer

CAS:343272-53-7

Nabumetone is a nonsteroidal anti-inflammatory drug that is metabolized by the liver to form a …

Formula:

C₂₇H₂₆O₃

Purity:

Min. 95%

Molecular weight:

398.49 g/mol

Ref: 3D-IN26116

1mg		172.00 €
2mg		279.00 €
5mg		364.00 €
10mg		518.00 €
25mg		986.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

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2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide

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2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide

CAS:1194434-39-3

2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide is a drug product that is Custom synthesized. It has a …

Formula:

C₁₀H₁₀BrCl₂N₃O₂

Purity:

Min. 95%

Molecular weight:

355.02 g/mol

Ref: 3D-IA17598

1mg		640.00 €
2mg		949.00 €
5mg		1,531.00 €
10mg		2,551.00 €
25mg		5,356.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

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2,2'-Bisnalmefene

Controlled Product

CAS:176220-84-1

2,2'-Bisnalmefene is a short-acting opioid antagonist that has been used for the treatment of alcohol …

Formula:

C₄₂H₄₈N₂O₆

Purity:

Min. 95%

Molecular weight:

676.84 g/mol

Ref: 3D-IB18817

10mg 2,783.00 €

Estimated delivery in United States, on Friday 29 Nov 2024

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[4-L-Glutamic Acid]-desmopressin

4-L-Glutamic Acid]-desmopressin is an analytical standard that is used to calibrate HPLC systems. This product …

Purity:

Min. 95%

Ref: 3D-IG173261

100mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene

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2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene

CAS:66364-70-3

2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene is an impurity found in sulfasalazine. It is a metabolite that is formed by …

Formula:

C₁₇H₁₄N₄O₃S

Purity:

Min. 95%

Molecular weight:

354.38 g/mol

Ref: 3D-IP27340

10mg		To inquire
25mg		To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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Chlorhexidine digluconate EP Impurity L

Chlorhexidine digluconate EP Impurity L is a metabolite of chlorhexidine digluconate. It is an impurity …

Formula:

C₁₃H₁₅ClN₂O₆

Purity:

Min. 95%

Molecular weight:

330.72 g/mol

Ref: 3D-IC176165

10mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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Oxo Simvastatin

CAS:1426939-44-7

Oxo Simvastatin is a synthetic drug product that belongs to the class of statins. It …

Formula:

C₂₅H₃₆O₅

Purity:

Min. 95%

Molecular weight:

416.55 g/mol

Ref: 3D-IO178972

25mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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Acyclovir EP Impurity Q

Acyclovir EP Impurity Q is a drug product that is used as the impurity standard …

Purity:

Min. 95%

Ref: 3D-IA174866

10mg To inquire

Estimated delivery in United States, on Friday 29 Nov 2024

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4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride

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4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride

CAS:2144776-33-8

Please enquire for more information about 4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride including the price, delivery time and more …

Formula:

C₂₀H₂₇N₄O₄S₂•Cl

Purity:

Min. 95%

Molecular weight:

487.04 g/mol