Pharmaceutical analytical standards

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

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ImpurityLevels of characterisation

Cat. No.: P-C100-029
Formula: C₂₁H₂₄N₆O₆S₂
Family: Ceftazidime
Synonyms: (2R)-2-[[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]methyl]-5-(pyridin-1-ium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate

ImpurityLevels of characterisation

Cat. No.: P-C100-033
Formula: C₂₂H₂₂N₆O₇S₂
Family: Ceftazidime
Synonyms: (6S,7S)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

ImpurityLevels of characterisation

Cat. No.: P-C100-035
Formula: C₂₆H₃₆N₆O₉S₂
Family: Ceftazidime
Synonyms: (2Z)-2-[2-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyiminoacetyl]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-C100-015
Formula: C₁₃H₁₁N₅O₅S₂
Family: Ceftazidime
Synonyms: (2Z)-2-(2-Amino-1,3-thiazol-4-yl)-N-[(4R,5R)-3,11-dioxo-10-oxa-6-thia-2-azatricyclo[6.3.0.02,5]undec-1(8)-en-4-yl]-2-hydroxyiminoacetamide

ImpurityLevels of characterisation

Cat. No.: P-C100-036
Formula: C₂₂H₂₂N₆O₇S₂
Family: Ceftazidime
Synonyms: (6S,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

ImpurityLevels of characterisation

Cat. No.: P-C100-037
Formula: C₂₀H₂₂N₄O₄S₃
Family: Ceftazidime
Synonyms: tert-Butyl 2-[(E)-[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-C100-038
Formula: C₂₂H₂₄N₆O₈S₂
Family: Ceftazidime
Synonyms: (2R)-2-[(R)-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-carboxymethyl]-5-(pyridin-1-ium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate

ImpurityLevels of characterisation

Cat. No.: P-C100-040
Formula: C₉H₁₂N₄O₄S
Family: Ceftazidime
Synonyms: 2-[(Z)-[2-Amino-1-(2-amino-1,3-thiazol-4-yl)-2-oxoethylidene]amino]oxy-2-methylpropanoic acid

ImpurityLevels of characterisation

Cat. No.: P-C100-041
Formula: C₉H₁₂N₄O₄S·C₂HF₃O₂
Family: Ceftazidime
Synonyms: 2-[(Z)-[2-Amino-1-(2-amino-1,3-thiazol-4-yl)-2-oxoethylidene]amino]oxy-2-methylpropanoic acid trifluoroacetate

ImpurityLevels of characterisation

Cat. No.: P-C100-042
Formula: C₂₂H₂₂N₆O₈S₂
Family: Ceftazidime
Synonyms: (6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(2-carboxypropan-2-yloxyimino)acetyl]amino]-5,8-dioxo-3-(pyridin-1-ium-1-ylmethyl)-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

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