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Pharmaceutical analytical standards

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

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Results 25,801-25,810 of 35,292

Finasteride Impurity 19

ImpurityLevels of characterisation
Cat. No.
P-F047-034
CAS
190006-01-0
Formula
C23H37NO4
Family
Finasteride
Synonyms
N-(1,1-Dimethylethyl)-17beta-carbamoyl-5-oxo-A-nor-3,5-secoandrostane-3-oic Acid

Finasteride Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-F047-035
CAS
131267-80-6
Formula
C24H37NO2
Family
Finasteride
Synonyms
N-(1,1-Dimethylethyl)-3-oxoandrost-4-ene-17beta-carboxamide, N-T-BUTYL-4-ANDROSTEN-3-ONE-17beta-CARBOXAMIDE

Fudosteine Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-F129-004
CAS
30453-21-5
Formula
C6H14O2S2
Family
Fudosteine
Synonyms
3-[(3-Hydroxypropyl)disulfanyl]-1-propanol, 3-(3-hydroxypropyldisulfanyl)propan-1-ol

Fumaraldehydic Acid

ImpurityLevels of characterisation
Cat. No.
P-M135-014
CAS
4437-06-3
Formula
C4H4O3
Family
Minodronic Acid
Synonyms
Malealdehydic acid, Minodronic Acid Impurity 23

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