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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 8,251-8,260 of 36,550

Enalapril Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-E041-034
Formula
C18H22N2O4
Family
Enalapril
Synonyms
(2R)-2-[(3R,8aR)-3-Methyl-1,4-dioxo-6,7,8,8a-tetrahydro-3H-pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoic acid

Enalapril Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-E041-035
Formula
C20H26N2O4
Family
Enalapril
Synonyms
Ethyl (2R)-2-[(3S,8aS)-3-methyl-1,4-dioxo-6,7,8,8a-tetrahydro-3H-pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoate

Eplerenone Impurity 11

ImpurityLevels of characterisation
Cat. No.
P-E070-028
Formula
C24H30O6
Family
Eplerenone
Synonyms
Methyl (1S,2S,9R,10R,11S,14R,15S,17S)-2,15-dimethyl-5,5'-dioxospiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,2'-oxolane]-9-carboxylate

Eplerenone Impurity 12

ImpurityLevels of characterisation
Cat. No.
P-E070-029
Formula
C24H30O6
Family
Eplerenone
Synonyms
Methyl (1R,2S,9R,10R,11S,14S,15S,17R)-2,15-dimethyl-5,5'-dioxospiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,2'-oxolane]-9-carboxylate

Eplerenone Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-E070-041
Formula
C23H28O6
Family
Eplerenone
Synonyms
(1R,4S,5R,8S,9R,10S,11R,17S)-11-Hydroxy-4,17-dimethylspiro[18-oxapentacyclo[8.7.2.01,9.04,8.012,17]nonadec-12-ene-5,5'-oxolane]-2',14,19-trione

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