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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 4,101-4,110 of 36,550

Entecavir Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-E059-029
Formula
C32H33N5O4
Family
Entecavir
Synonyms
(1R,2S,3S,5R)-5-(2-Amino-6-phenylmethoxypurin-9-yl)-3-phenylmethoxy-2-(phenylmethoxymethyl)cyclopentan-1-ol

Entecavir Impurity 43

ImpurityLevels of characterisation
Cat. No.
P-E059-069
Formula
C21H27N5O3Si
Family
Entecavir
Synonyms
2-Amino-9-[(1S,3R,4S)-4-[hydroxy(dimethyl)silyl]-2-methylidene-3-(phenylmethoxymethyl)cyclopentyl]-3H-purin-6-one

Entecavir Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-E059-030
Formula
C32H33N5O4
Family
Entecavir
Synonyms
(1S,2S,3R,4S)-2-(2-Amino-6-phenylmethoxypurin-9-yl)-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentan-1-ol

Entecavir Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-E059-033
Formula
C11H13N5O4
Family
Entecavir
Synonyms
2-Amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-oxocyclopentyl]-3H-purin-6-one

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