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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 15,771-15,780 of 59,523

Zafirlukast Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-Z001-007
Formula
C25H25N3O4S
Family
Zafirlukast
Synonyms
4-[(5-Amino-1-methylindol-3-yl)methyl]-3-methoxy-N-(2-methylphenyl)sulfonylbenzamide

Zafirlukast Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-Z001-008
Formula
C31H32ClN3O6S
Family
Zafirlukast
Synonyms
Cyclopentyl N-[2-chloro-3-[[2-methoxy-4-[(2-methylphenyl)sulfonylcarbamoyl]phenyl]methyl]-1-methylindol-5-yl]carbamate

Zafirlukast Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-Z001-009
Formula
C25H23N3O6S
Family
Zafirlukast
Synonyms
3-Methoxy-4-[(1-methyl-5-nitroindol-3-yl)methyl]-N-(2-methylphenyl)sulfonylbenzamide

Zafirlukast Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-Z001-011
Formula
C24H27N3O4
Family
Zafirlukast
Synonyms
Cyclopentyl N-[3-[(4-carbamoyl-2-methoxyphenyl)methyl]-1-methylindol-5-yl]carbamate

Alfuzosin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-A074-010
Formula
C18H25N5O4
Family
Alfuzosin
Synonyms
N-[3-[(4-Amino-7-hydroxy-6-methoxyquinazolin-2-yl)-methylamino]propyl]oxolane-2-carboxamide

Alfuzosin Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-A074-011
Formula
C18H25N5O4
Family
Alfuzosin
Synonyms
N-[3-[(4-Amino-6-hydroxy-7-methoxyquinazolin-2-yl)-methylamino]propyl]oxolane-2-carboxamide

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