Pharmaceutical analytical standards

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

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ImpurityLevels of characterisation

Cat. No.: P-C033-028
CAS: 33948-19-5
Formula: C₁₅H₁₂ClNO
Family: Carbamazepine
Synonyms: 10,11-Dihydro-5H-dibenz[b,f]azepine-5-carbonyl chloride, 5,6-dihydrobenzo[b][1]benzazepine-11-carbonyl chloride

ImpurityLevels of characterisation

Cat. No.: P-C033-030
CAS: 143667-53-2
Formula: C₁₅H₉BrClNO
Family: Carbamazepine
Synonyms: 10-Bromo-5H-dibenz[b,f]azepine-5-carbonyl chloride, 5-bromobenzo[b][1]benzazepine-11-carbonyl chloride

ImpurityLevels of characterisation

Cat. No.: P-C033-037
CAS: 70401-32-0
Formula: C₁₆H₁₄N₂O
Family: Carbamazepine
Synonyms: 2-Methyl-5H-dibenz(b,f)azepine-5-carboxamide, 3-methylbenzo[b][1]benzazepine-11-carboxamide

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-C100-014
CAS: 86299-47-0
Formula: C₁₃H₁₉N₃O₅S
Family: Ceftazidime
Synonyms: (2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyiminoacetic acid

ImpurityLevels of characterisation

Cat. No.: P-C100-026
CAS: 2647895-25-6
Formula: C₁₇H₁₆N₄O₄S₃
Family: Ceftazidime
Synonyms: Methyl 2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-(1,3-benzothiazol-2-ylsulfanyl)-2-oxoethylidene]amino]oxy-2-methylpropanoate

ImpurityLevels of characterisation

Cat. No.: P-C100-030
CAS: 2647895-27-8
Formula: C₁₀H₁₃N₃O₅S
Family: Ceftazidime
Synonyms: (2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(1-methoxy-2-methyl-1-oxopropan-2-yl)oxyiminoacetic acid

ImpurityLevels of characterisation

Cat. No.: P-C100-031
CAS: 1924627-99-5
Formula: C₁₅H₂₃N₃O₅S
Family: Ceftazidime
Synonyms: tert-Butyl 2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-ethoxy-2-oxoethylidene]amino]oxy-2-methylpropanoate, tert-butyl (E)-2-(((1-(2-aminothiazol-4-yl)-2-ethoxy-2-oxoethylidene)amino)oxy)-2-methylpropanoate

ImpurityLevels of characterisation

Cat. No.: P-C100-032
CAS: 134203-50-2
Formula: C₁₃H₁₉N₃O₅S
Family: Ceftazidime
Synonyms: 2-(2-Amino-1,3-thiazol-4-yl)-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyiminoacetic acid

ImpurityLevels of characterisation

Cat. No.: P-C100-034
CAS: 199923-06-3
Formula: C₁₄H₂₁N₃O₅S
Family: Ceftazidime
Synonyms: tert-Butyl 2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-methoxy-2-oxoethylidene]amino]oxy-2-methylpropanoate, tert-butyl (Z)-2-(((1-(2-aminothiazol-4-yl)-2-methoxy-2-oxoethylidene)amino)oxy)-2-methylpropanoate

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