Pharmaceutical analytical standards

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

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ImpurityLevels of characterisation

Cat. No.: P-T123-049
Formula: C₂₂H₃₇N₇O₆S₂
Family: Timolol
Synonyms: 1-[tert-Butyl-[2-hydroxy-3-[(4-morpholin-4-yl-1,2,5-thiadiazol-3-yl)oxy]propyl]amino]-3-[(4-morpholin-4-yl-1,2,5-thiadiazol-3-yl)oxy]propan-2-ol

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-A145-032
Formula: C₃₂H₄₀N₆O₉S₂
Family: Ampicillin
Synonyms: (4S)-2-[1-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[[(1R)-2-[[carboxy-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]methyl]amino]-2-oxo-1-phenylethyl]amino]-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-A145-043
Formula: C₂₄H₃₁N₅O₇S₂
Family: Ampicillin
Synonyms: (2S,5R,6R)-6-[[2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-A145-045
Formula: C₃₁H₄₀N₆O₇S₂
Family: Ampicillin
Synonyms: (4S)-2-[[[(2R)-2-[[2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-A145-047
Formula: C₂₄H₂₉N₅O₆S₂
Family: Ampicillin
Synonyms: (2S,5R,6R)-6-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-A145-034
Formula: C₃₂H₃₆N₆O₇S₂
Family: Ampicillin
Synonyms: (2S,5R,6R)-6-[[(2R)-2-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-A145-035
Formula: C₂₄H₃₀N₄O₉S₂
Family: Ampicillin
Synonyms: (2R,4S)-2-[(R)-[[(2R)-2-Amino-2-phenylacetyl]amino]-carboxymethyl]-3-[(2S,5R)-3,3-dimethyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

ImpurityLevels of characterisation

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