Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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ImpurityLevels of characterisation

Cat. No.: P-P209-022
CAS: 1135334-50-7
Formula: C₁₇H₂₀N₂O₂S·HCl
Family: Promethazine
Synonyms: Promethazine Sulphoxide N-Oxide Hydrochloride, N,N,alpha-Trimethyl-10H-phenothiazine-10-ethanamine N,5-dioxide monohydrochloride

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-R007-017
CAS: 518048-02-7
Formula: C₂₄H₂₅FN₄O₅
Family: Raltegravir
Synonyms: Benzyl N-[2-[4-[(4-fluorophenyl)methylcarbamoyl]-5-hydroxy-1-methyl-6-oxopyrimidin-2-yl]propan-2-yl]carbamate, Phenylmethyl N-(1-(4-((((4-fluorophenyl)methyl)amino)carbonyl)-1,6-dihydro-5-hydroxy-1-methyl-6-oxo-2-pyrimidinyl)-1-methylethyl)carbamate

ImpurityLevels of characterisation

Cat. No.: P-R007-022
CAS: 518048-04-9
Formula: C₁₉H₂₁FN₄O₆
Family: Raltegravir
Synonyms: Methyl 2-[2-[4-[(4-fluorophenyl)methylcarbamoyl]-5-hydroxy-1-methyl-6-oxopyrimidin-2-yl]propan-2-ylamino]-2-oxoacetate

ImpurityLevels of characterisation

Cat. No.: P-R007-023
CAS: 1193687-88-5
Formula: C₂₀H₂₃FN₄O₆
Family: Raltegravir
Synonyms: Ethyl 2-[2-[4-[(4-fluorophenyl)methylcarbamoyl]-5-hydroxy-1-methyl-6-oxopyrimidin-2-yl]propan-2-ylamino]-2-oxoacetate, Raltegravir diketo ethoxyimpurity

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-R062-007
CAS: 781649-84-1
Formula: C₁₁H₁₄N₄O·2HCl
Family: Rimegepant
Synonyms: 1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one dihydrochloride

ImpurityLevels of characterisation

Cat. No.: P-R062-012
CAS: 1190363-46-2
Formula: C₂₅H₃₃F₂NO₂Si
Family: Rimegepant
Synonyms: (6S,9R)-6-(2,3-Difluorophenyl)-9-tri(propan-2-yl)silyloxy-6,7,8,9-tetrahydrocyclohepta[b]pyridin-5-one

ImpurityLevels of characterisation

Cat. No.: P-R062-016
CAS: 1397526-07-6
Formula: C₂₅H₃₃F₂NO₂Si
Family: Rimegepant
Synonyms: (6R,9R)-6-(2,3-Difluorophenyl)-9-tri(propan-2-yl)silyloxy-6,7,8,9-tetrahydrocyclohepta[b]pyridin-5-one

ImpurityLevels of characterisation

Cat. No.: P-R062-018
CAS: 1373116-07-4
Formula: C₁₆H₁₆F₂N₂O·2HCl
Family: Rimegepant
Synonyms: (5S,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol dihydrochloride

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