Pharmaceutical analytical standards

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

Results 6,231-6,240 of 59,523

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ImpurityLevels of characterisation

Cat. No.: P-M098-063
Formula: C₄₄H₅₈O₉
Family: Methylprednisolone
Synonyms: (6S,8S,9S,10R,11S,13S,14S,17R)-17-[2-[2-[(6S,8S,9S,10R,11S,13S,14S,17R)-11,17-Dihydroxy-6,10,13-trimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethoxy]acetyl]-11,17-dihydroxy-6,10,13-trimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-one

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-M098-066
Formula: C₃₀H₃₈O₁₁
Family: Methylprednisolone
Synonyms: 4-[2-[(6S,8S,9S,10R,11S,13S,14S,17R)-17-(3-Carboxypropanoyloxy)-11-hydroxy-6,10,13-trimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethoxy]-4-oxobutanoic acid

ImpurityLevels of characterisation

Cat. No.: P-M098-039
Formula: C₂₄H₃₂O₆
Family: Methylprednisolone
Synonyms: (6S,8S,9S,10R,11S,13S,14S,17R)-11-Hydroxy-6,10,13-trimethyl-3-oxo-17-propanoyloxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-17-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-M098-040
Formula: C₂₇H₃₈O₇
Family: Methylprednisolone
Synonyms: [(6S,8S,9S,10R,11S,13S,14S,17R)-17-(2-Acetyloxy-1-hydroxyethyl)-11-hydroxy-6,10,13-trimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl] propanoate

ImpurityLevels of characterisation

NitrosamineLevels of characterisation

NitrosamineLevels of characterisation

Cat. No.: P-M085-042
Formula: C₂₀H₂₁N₉O₆
Family: Methotrexate
Synonyms: N-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-N-nitroso-L-glutamic acid

NitrosamineLevels of characterisation

Isotopically labelledLevels of characterisation

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