Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Results 1,401-1,410 of 59,523

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ImpurityLevels of characterisation

Cat. No.: P-S051-108
Formula: C₁₆H₂₁F₂NO₄
Family: Sitagliptin
Synonyms: Methyl (3R)-4-(2,5-difluorophenyl)-3-[(2-methylpropan-2-yl)oxycarbonylamino]butanoate

ImpurityLevels of characterisation

Cat. No.: P-S051-114
Formula: C₂₀H₂₃F₆N₅O
Family: Sitagliptin
Synonyms: (3R)-3-(tert-Butylamino)-1-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]-4-(2,4,5-trifluorophenyl)butan-1-one

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-S051-117
Formula: C₁₉H₂₅F₃N₂O₄
Family: Sitagliptin
Synonyms: tert-Butyl N-[(2R)-4-morpholin-4-yl-4-oxo-1-(2,4,5-trifluorophenyl)butan-2-yl]carbamate

ImpurityLevels of characterisation

Cat. No.: P-S051-121
Formula: C₁₇H₁₅F₆N₅O₂
Family: Sitagliptin
Synonyms: N-[(2R)-4-Oxo-4-[3-(trifluoromethyl)-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]-1-(2,4,5-trifluorophenyl)butan-2-yl]formamide

ImpurityLevels of characterisation

Cat. No.: P-S051-124
Formula: C₁₂H₁₄F₃NO₂·HCl
Family: Sitagliptin
Synonyms: Ethyl (3S)-3-amino-4-(2,4,5-trifluorophenyl)butanoate hydrochloride

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-S051-129
Formula: C₁₅H₁₇F₂N₅O
Family: Sitagliptin
Synonyms: (3R)-3-Amino-4-(2,4-difluorophenyl)-1-(6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)butan-1-one

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