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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 50,001-50,010 of 59,523

Diazepam EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D087-002
CAS
6021-21-2
Formula
C16H13Cl2NO2
Family
Diazepam
Synonyms
N-(2-Benzoyl-4-chlorophenyl)-2-chloro-N-methylacetamide, n-methyl-2'-benzoyl-2,4'-dichloroacetanilide

Diazepam EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D087-003
CAS
5220-02-0
Formula
C16H13ClN2O
Family
Diazepam
Synonyms
3-Amino-6-chloro-1-methyl-4-phenylcarbostyril, 3-amino-6-chloro-1-methyl-4-phenylquinolin-2-one

Diazepam EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D087-004
CAS
20927-53-1
Formula
C15H11ClN2O
Family
Diazepam
Synonyms
1-Methyl-4-phenyl-6-chloro-2-quinazolinone, 6-chloro-1-methyl-4-phenylquinazolin-2-one

Diazepam EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-D087-005
CAS
31269-33-7
Formula
C16H13ClN2O
Family
Diazepam
Synonyms
7-Chloro-2-methoxy-5-phenyl-3H-1,4-benzodiazepine, Diazepam Impurity F

Diazepam Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-D087-014
CAS
5606-40-6
Formula
C14H13ClN2
Family
Diazepam
Synonyms
4-Chloro-2-(iminophenylmethyl)-N-methylbenzenamine, 2-(benzenecarboximidoyl)-4-chloro-N-methylaniline

Diazepam Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-D087-015
CAS
25759-97-1
Formula
C20H14ClN2O·Cl
Family
Diazepam
Synonyms
6-Chloro-4-phenyl-3-pyridin-1-ium-1-yl-1H-quinolin-2-one chloride

Diazepam Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-D087-019
CAS
36020-94-7
Formula
C16H15ClN2O2
Family
Diazepam
Synonyms
N-(2-Benzoyl-4-chlorophenyl)-N-methylglycinamide, 2-amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide

Diazepam Impurity 3 Hydrobromide

ImpurityLevels of characterisation
Cat. No.
P-D087-016
CAS
60067-08-5
Formula
C16H16BrClN2O2
Family
Diazepam
Synonyms
2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide hydrobromide

Diazepam Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-D087-017
CAS
176796-46-6
Formula
C17H17ClN2O2
Family
Diazepam
Synonyms
Methyl 2-[[[5-chloro-2-(methylamino)phenyl]-phenylmethylidene]amino]acetate

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