Pharmaceutical analytical standards

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

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ImpurityLevels of characterisation

Cat. No.: P-K009-033
Formula: C₁₈H₁₅NO₆S
Family: Ketotifen
Synonyms: 3,4,5-Trihydroxy-4-(8-oxo-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-2-yl)piperidine-2,6-dione

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-K009-037
Formula: C₁₉H₁₉NOS·HCl
Family: Ketotifen
Synonyms: 2-(1-Methylpiperidin-4-yl)-4-thiatricyclo[8.4.0.03,7]tetradeca-1(14),2,5,7,10,12-hexaen-9-one hydrochloride

ImpurityLevels of characterisation

Cat. No.: P-K009-039
Formula: C₁₉H₂₀BrNOS
Family: Ketotifen
Synonyms: 5-Bromo-2-(1-methylpiperidin-4-yl)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,8,10,12-hexaen-2-ol

ImpurityLevels of characterisation

Cat. No.: P-K009-028
Formula: C₁₉H₁₉NOS·HCl
Family: Ketotifen
Synonyms: 2-(1-Methylpiperidin-4-ylidene)-4-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),5,8,10,12-hexaen-9-ol hydrochloride

ImpurityLevels of characterisation

Cat. No.: P-K009-029
Formula: C₁₉H₁₉NO₃S
Family: Ketotifen
Synonyms: 2-(3,5-Dihydroxy-1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-8-one

ImpurityLevels of characterisation

Cat. No.: P-K009-030
Formula: C₁₉H₁₃NO₂S
Family: Ketotifen
Synonyms: 4-(8-Oxo-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-2-ylidene)pyridine-1-carbaldehyde

ImpurityLevels of characterisation

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