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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 6,221-6,230 of 36,550

Fexofenadine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-F040-022
Formula
C34H43NO4
Family
Fexofenadine
Synonyms
Ethyl 2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoate

Fexofenadine Impurity 3 Hydrochloride

ImpurityLevels of characterisation
Cat. No.
P-F040-023
Formula
C34H43NO4·HCl
Family
Fexofenadine
Synonyms
Ethyl 2-[3-[1-hydroxy-4-[4-[hydroxy(diphenyl)methyl]piperidin-1-yl]butyl]phenyl]-2-methylpropanoate hydrochloride

Irbesartan Impurity 10

ImpurityLevels of characterisation
Cat. No.
P-I075-032
Formula
C25H27N7O2
Family
Irbesartan
Synonyms
2-Butyl-3-[[4-[2-(1-nitrosotetrazol-5-yl)phenyl]phenyl]methyl]-1,3-diazaspiro[4.4]non-1-en-4-one

Irbesartan Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-I075-033
Formula
C11H17N3O2
Family
Irbesartan
Synonyms
2-Butyl-3-nitroso-1,3-diazaspiro[4.4]non-1-en-4-one

Irbesartan Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-I075-034
Formula
C11H17N3O2
Family
Irbesartan
Synonyms
2-Butyl-1-nitroso-1,3-diazaspiro[4.4]non-2-en-4-one

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