Pharmaceutical analytical standards

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

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ImpurityLevels of characterisation

Cat. No.: P-C463-014
CAS: 51813-38-8
Formula: C₈H₉ClN₂O₃S
Synonyms: (6R,7R)-7-Amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, Des-(2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)acetaldehyde) 3-(Chloromethyl) Cefdinir

ImpurityLevels of characterisation

Cat. No.: P-C463-015
CAS: 104758-14-7
Formula: C₁₅H₁₄N₂O₆S₂
Synonyms: (6R,7R)-3-(Acetyloxymethyl)-8-oxo-7-(thiophene-2-carbonylamino)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

ImpurityLevels of characterisation

Cat. No.: P-C463-010
CAS: 104146-10-3
Formula: C₂₄H₂₃ClN₂O₅S
Synonyms: (4-Methoxyphenyl)methyl (6R,7R)-3-(chloromethyl)-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate, GCLE

ImpurityLevels of characterisation

Cat. No.: P-C463-011
CAS: 29126-11-2
Formula: C₂₄H₂₄N₂O₅S
Synonyms: (4-Methoxyphenyl)methyl (6R,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate, Cephalosporin Impurity D

ImpurityLevels of characterisation

Cat. No.: P-C121-008
CAS: 3026917-81-4
Formula: C₅₆H₆₇ClN₁₀O₁₂
Family: Cetrorelix
Synonyms: (2S)-2-[[(2R)-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-[[(2R)-2-[[(2R)-2-Acetamido-3-naphthalen-2-ylpropanoyl]amino]-3-(4-chlorophenyl)propanoyl]amino]-3-pyridin-3-ylpropanoyl]amino]-3-hydroxypropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-5-(carbamoylamino)pentanoyl]amino]-4-methylpentanoic acid

ImpurityLevels of characterisation

Cat. No.: P-C129-009
CAS: 17709-53-4
Formula: C₄₃H₇₂Cl₂N₂O₇
Family: Chloramphenicol
Synonyms: Chloramphenicol 1',3'-dipalmitate, Hexadecanoic acid, 1,1'-((1R,2R)-2-((2,2-dichloroacetyl)amino)-1-(4-nitrophenyl)-1,3-propanediyl) ester

ImpurityLevels of characterisation

Cat. No.: P-C129-011
CAS: 530-43-8
Formula: C₂₇H₄₂Cl₂N₂O₆
Family: Chloramphenicol
Synonyms: 2-[(Dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl palmitate

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-F081-012
CAS: 27064-94-4
Formula: C₁₃H₉ClF₂
Family: Flunarizine
Synonyms: 1,1'-(Chloromethylene)bis(4-fluorobenzene), 1-[chloro-(4-fluorophenyl)methyl]-4-fluorobenzene

ImpurityLevels of characterisation

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