Pharmaceutical analytical standards

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

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NitrosamineLevels of characterisation

Cat. No.: P-F121-017
Formula: C₅H₁₂N₂O₄
Family: Fosfomycin
Synonyms: N-[1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl]-N-methylnitrous amide

NitrosamineLevels of characterisation

Cat. No.: P-L037-005
Formula: C₂₂H₂₁F₄N₅O₄
Family: Letermovir
Synonyms: 2-[(4S)-8-Fluoro-3-[2-methoxy-5-(trifluoromethyl)phenyl]-2-(4-nitrosopiperazin-1-yl)-4H-quinazolin-4-yl]acetic acid

NitrosamineLevels of characterisation

Cat. No.: P-L037-006
Formula: C₁₁H₁₅N₃O₂
Family: Letermovir
Synonyms: 1-(3-Methoxyphenyl)-4-nitrosopiperazine, N-Nitroso Letermovir Impurity 3

NitrosamineLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-C089-028
Formula: C₁₀H₁₂N₆O₃S₂
Family: Cefoperazone
Synonyms: (6R,7R)-7-Amino-3-[(4-methyl-5-sulfanylidenetetrazol-1-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-C089-029
Formula: C₂₅H₂₇N₉O₉S₂
Family: Cefoperazone
Synonyms: (6R,7R)-7-[[(2R)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetyl]amino]-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-5,8-dioxo-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-C089-030
Formula: C₂₃H₂₅N₅O₉S
Family: Cefoperazone
Synonyms: (2R)-2-[[(2R)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetyl]amino]-2-[(2R)-7-oxo-1,2,4,5-tetrahydrofuro[3,4-d][1,3]thiazin-2-yl]acetic acid

ImpurityLevels of characterisation

Cat. No.: P-C089-031
Formula: C₃₅H₃₇N₁₅O₁₀S₄
Family: Cefoperazone
Synonyms: (6R,7R)-7-[[(6R,7R)-7-[[(2R)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetyl]amino]-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyl]amino]-3-[(1-methyltetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Isotopically labelledLevels of characterisation

ImpurityLevels of characterisation

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