Pharmaceutical analytical standards

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

Results 9,021-9,030 of 36,550

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ImpurityLevels of characterisation

Cat. No.: P-E058-030
Formula: C₁₄H₁₆N₂O₇
Family: Entacapone
Synonyms: (Z)-2-(Diethylcarbamoyl)-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoic acid

ImpurityLevels of characterisation

Cat. No.: P-E058-031
Formula: C₁₄H₁₇N₃O₆
Family: Entacapone
Synonyms: (2E)-2-[(3,4-Dihydroxy-5-nitrophenyl)methylidene]-N',N'-diethylpropanediamide

ImpurityLevels of characterisation

Cat. No.: P-E058-032
Formula: C₁₄H₁₃N₃O₅
Family: Entacapone
Synonyms: (E)-2-Cyano-N,N-diethyl-3-(5-nitro-3,4-dioxocyclohexa-1,5-dien-1-yl)prop-2-enamide

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-E058-020
Formula: C₁₃H₁₂N₂O₆
Family: Entacapone
Synonyms: Propan-2-yl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)prop-2-enoate

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-E058-023
Formula: C₁₅H₁₇N₃O₅
Family: Entacapone
Synonyms: (E)-2-Cyano-N,N-diethyl-3-(4-hydroxy-3-methoxy-2-nitrophenyl)prop-2-enamide

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-E058-025
Formula: C₁₅H₁₇N₃O₅
Family: Entacapone
Synonyms: (E)-2-Cyano-N,N-diethyl-3-(4-hydroxy-5-methoxy-2-nitrophenyl)prop-2-enamide

ImpurityLevels of characterisation

Cat. No.: P-E058-026
Formula: C₂₂H₂₉N₅O₆
Family: Entacapone
Synonyms: 2,4-Dicyano-N,N,N',N'-tetraethyl-3-(4-hydroxy-3-methoxy-5-nitrophenyl)pentanediamide

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