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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 33,961-33,970 of 36,550

N,N,N',N'-Tetramethylpararosaniline

ImpurityLevels of characterisation
Cat. No.
P-G028-006
CAS
133502-50-8
Formula
C23H25N3
Family
Gentian Violet
Synonyms
Gentian Violet Impurity 3, Benzenamine, 4-((4-(dimethylamino)phenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl)-N,N-dimethyl-

Naftidrofuryl Oxalate Impurity C

ImpurityLevels of characterisation
Cat. No.
P-N009-006
CAS
115025-99-5
Formula
C30H33NO2·C2H2O4
Family
Naftidrofuryl
Synonyms
2-Diethylaminoethyl-3-(1-Naphthyl)-2-(1-Naphthylmethyl)Propionate Oxalate

2-(Z)-Nalfurafine

ImpurityLevels of characterisation
Cat. No.
P-N012-002
CAS
163712-68-3
Formula
C28H32N2O5
Family
Nalfurafine
Synonyms
Nalfurafine Impurity 4

Nalfurafine N-Oxide

ImpurityLevels of characterisation
Cat. No.
P-N012-007
CAS
208042-42-6
Formula
C28H32N2O6
Family
Nalfurafine
Synonyms
Nalfurafine N-Oxide (1 mg/ml in Acetonitrile), Nalfurafine N-Oxide (1.0mg/ml in Acetonitrile)

Nifursol Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-N060-005
CAS
851368-01-9
Formula
C14H9N5O8
Family
Nifursol
Synonyms
2-Hydroxy-3,5-dinitro-N-[(E)-(2-nitrophenyl)methyleneamino]benzamide, 2-hydroxy-3,5-dinitro-N-[(E)-(2-nitrophenyl)methylideneamino]benzamide

Nitazoxanide Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-N074-006
CAS
952686-58-7
Formula
C19H13N3O7S
Family
Nitazoxanide
Synonyms
2-((5-Nitrothiazol-2-yl)carbamoyl)phenyl 2-acetoxybenzoate, Benzoic acid, 2-(acetyloxy)-, 2-(((5-nitro-2-thiazolyl)amino)carbonyl)phenyl ester

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