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Impurities & Reference Standards

API Impurities

Source 1942 api impurities for research, QC and production, documented with COA and SDS.

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Reference Standard

N-(2-(7-Methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)ethyl)acetamide chemical structure

N-(2-(7-Methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)ethyl)acetamide

CAS: 178677-49-1
Formula: C₁₅H₂₁NO₂
MW: 247.33 g/mol

VQ-029053

Reference Standard

N-(2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl)propionamide chemical structure

N-(2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl)propionamide

CAS: 1252018-55-5
Formula: C₁₆H₁₉NO₂
MW: 257.33 g/mol

VQ-044015

Reference Standard

N-(2-(Diethylamino)ethyl)-5-((5-fluoro-2-oxoindolin-3-ylidene)methyl)-2,4-dimethyl-1H-pyrrole-3-carboxamide chemical structure

N-(2-(Diethylamino)ethyl)-5-((5-fluoro-2-oxoindolin-3-ylidene)methyl)-2,4-dimethyl-1H-pyrrole-3-carboxamide

CAS: 342641-94-5
Formula: C₂₂H₂₇FN₄O₂
MW: 398.5 g/mol

VQ-042318

Reference Standard

N-(2-(Methylsulfinyl)ethyl)-2-((3,3,3-trifluoropropyl)thio)-9H-purin-6-amine

N-(2-(Methylsulfinyl)ethyl)-2-((3,3,3-trifluoropropyl)thio)-9H-purin-6-amine

CAS: 2351938-00-4
Formula: C₁₁H₁₄F₃N₅OS₂
MW: 353.38 g/mol

VQ-035462

Reference Standard

N-(2-(Methylthio)ethyl)-2-((3,3,3-trifluoropropyl)thio)-9H-purin-6-amine chemical structure

N-(2-(Methylthio)ethyl)-2-((3,3,3-trifluoropropyl)thio)-9H-purin-6-amine

CAS: 1830294-25-1
Formula: C₁₁H₁₄F₃N₅S₂
MW: 337.4 g/mol

VQ-021056

Reference Standard

N-(2-(Phenylthio)phenyl)dibenzo[b,f][1,4]thiazepin-11-amine chemical structure

N-(2-(Phenylthio)phenyl)dibenzo[b,f][1,4]thiazepin-11-amine

CAS: 2206135-50-2
Formula: C₂₅H₁₈N₂S₂
MW: 410.6 g/mol

VQ-045027

Reference Standard

N-(2-Amino-2-oxoethyl)-2,5-dichlorobenzamide chemical structure

N-(2-Amino-2-oxoethyl)-2,5-dichlorobenzamide

CAS: 1378314-08-9
Formula: C₉H₈Cl₂N₂O₂
MW: 247.07 g/mol

VQ-026279

Reference Standard

N-(2-Amino-2-oxoethyl)-N-(1-(3,5-dioxopiperazin-1-yl)propan-2-yl)glycine

N-(2-Amino-2-oxoethyl)-N-(1-(3,5-dioxopiperazin-1-yl)propan-2-yl)glycine

CAS: 153042-69-4
Formula: C₁₁H₁₈N₄O₅
MW: 286.68 g/mol

VQ-035422

Reference Standard

N-(2-Amino-2-oxoethyl)-N-[(1S)-2-(3,5-dioxo-1-piperazinyl)-1-methylethyl]-glycine chemical structure

N-(2-Amino-2-oxoethyl)-N-[(1S)-2-(3,5-dioxo-1-piperazinyl)-1-methylethyl]-glycine

CAS: 120418-77-1
Formula: C₁₁H₁₈N₄O₅
MW: 286.28 g/mol

VQ-043867

Reference Standard

N-(2-Amino-2-oxoethyl)benzamide chemical structure

N-(2-Amino-2-oxoethyl)benzamide

CAS: 5813-81-0
Formula: C₉H₁₀N₂O₂
MW: 178.19 g/mol

VQ-031060

Reference Standard

N-(2-Amino-4,5,6,7-tetrahydro-1,3-benzothiazol-6-yl)acetamide chemical structure

N-(2-Amino-4,5,6,7-tetrahydro-1,3-benzothiazol-6-yl)acetamide

CAS: 104617-51-8
Formula: C₉H₁₃N₃OS
MW: 211.29 g/mol

VQ-033274

Reference Standard

N-(2-Amino-4,5,6,7-tetrahydro-6-benzothiazolyl)acetamide Hydrobromide chemical structure

N-(2-Amino-4,5,6,7-tetrahydro-6-benzothiazolyl)acetamide Hydrobromide

CAS: 104617-50-7
Formula: C₉H₁₄BrN₃OS
MW: 292.2 g/mol

VQ-041584

Reference Standard

N-(2-Aminoethyl)-1,2,3,4-Tetrahydronaphthalene-1-Carboxamide chemical structure

N-(2-Aminoethyl)-1,2,3,4-Tetrahydronaphthalene-1-Carboxamide

CAS: 84460-89-9
Formula: C₁₃H₁₈N₂O
MW: 218.29 g/mol

VQ-028315

Reference Standard

N-(2-Aminoethyl)-2-[phenyl(phenylmethyl)amino]acetamide chemical structure

N-(2-Aminoethyl)-2-[phenyl(phenylmethyl)amino]acetamide

CAS: 26953-37-7
Formula: C₁₇H₂₁N₃O
MW: 283.37 g/mol

VQ-020809

Reference Standard

N-(2-Aminoethyl)-2,2-diphenylcyclopropanecarboxamide chemical structure

N-(2-Aminoethyl)-2,2-diphenylcyclopropanecarboxamide

CAS: 109546-07-8
Formula: C₁₈H₂₀N₂O
MW: 280.4 g/mol

VQ-036288

Reference Standard

N-(2-Aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide chemical structure

N-(2-Aminoethyl)-5-(1,2-dithiolan-3-yl)pentanamide

CAS: 728854-75-9
Formula: C₁₀H₂₀N₂OS₂
MW: 248.4 g/mol

VQ-048904

Reference Standard

N-(2-Aminoethyl)-N'-(5-bromo-6-quinoxalinyl)thiourea chemical structure

N-(2-Aminoethyl)-N'-(5-bromo-6-quinoxalinyl)thiourea

CAS: 134892-47-0
Formula: C₁₁H₁₂BrN₅S
MW: 326.22 g/mol

VQ-021880

Reference Standard

N-(2-Aminoethyl)morpholine-4-carboxamide Hydrochloride chemical structure

N-(2-Aminoethyl)morpholine-4-carboxamide Hydrochloride

CAS: 88017-03-2
Formula: C₇H₁₆ClN₃O₂
MW: 209.67 g/mol

VQ-037876

Reference Standard

N-(2-Aminophenyl)-N-methyl-2-(4-methylpiperazin-1-yl)acetamide chemical structure

N-(2-Aminophenyl)-N-methyl-2-(4-methylpiperazin-1-yl)acetamide

CAS: 2117628-65-4
Formula: C₁₄H₂₂N₄O
MW: 262.35 g/mol

VQ-032170

Reference Standard

N-(2-Aminophenyl)-N,7-dimethyl-2-propyl-1H-benzo[d]imidazole-5-carboxamide chemical structure

N-(2-Aminophenyl)-N,7-dimethyl-2-propyl-1H-benzo[d]imidazole-5-carboxamide

CAS: 1860008-29-2
Formula: C₁₉H₂₂N₄O
MW: 322.4 g/mol

VQ-034100

Reference Standard

N-(2-Chloro-2-methylpropyl)-N-(3,3-diphenylpropyl)-N-methylamine chemical structure

N-(2-Chloro-2-methylpropyl)-N-(3,3-diphenylpropyl)-N-methylamine

CAS: 936491-32-6
Formula: C₂₀H₂₆ClN
MW: 315.9 g/mol

VQ-037951

Reference Standard

N-(2-Chloro-4-methylpyridin-3-yl)-2-(cyclopropylamino)nicotinamide chemical structure

N-(2-Chloro-4-methylpyridin-3-yl)-2-(cyclopropylamino)nicotinamide

CAS: 133627-47-1
Formula: C₁₅H₁₅ClN₄O
MW: 302.76 g/mol

VQ-032109

Reference Standard

N-(2-Chloro-5-methoxyphenyl)-2-cyanoacetamide chemical structure

N-(2-Chloro-5-methoxyphenyl)-2-cyanoacetamide

CAS: 1307530-78-4
Formula: C₁₀H₉ClN₂O₂
MW: 224.64 g/mol

VQ-036012

Reference Standard

N-(2-Chloro-6-methylphenyl)-2-((2-methyl-6-(2-(piperazin-1-yl)ethoxy)pyrimidin-4-yl)amino)thiazole-5-carboxamide chemical structure

N-(2-Chloro-6-methylphenyl)-2-((2-methyl-6-(2-(piperazin-1-yl)ethoxy)pyrimidin-4-yl)amino)thiazole-5-carboxamide

CAS: 2468737-83-7
Formula: C₂₂H₂₆ClN₇O₂S
MW: 488 g/mol

VQ-044122

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