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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 31,241-31,250 of 36,550

2-Ethoxy-Ethanesulfonic Acid

ImpurityLevels of characterisation
Cat. No.
P-M064-013
CAS
90663-51-7
Formula
C4H10O4S
Family
Mesna
Synonyms
Mesna Impurity 1 (2-Ethoxy-Ethanesulfonic Acid)

Ethyl 4-chlorobenzoate

ImpurityLevels of characterisation
Cat. No.
P-T023-006
CAS
7335-27-5
Formula
C9H9ClO2
Family
Tazarotene
Synonyms
Ethyl p-chlorobenzoate, Benzoic acid, 4-chloro-, ethyl ester

Etifoxine Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-E129-010
CAS
1622406-34-1
Formula
C17H17ClN2O
Family
Etifoxine
Synonyms
1-[4-chloro-2-(1-phenylethenyl)phenyl]-3-ethylurea, Olefin impurity

Etifoxine Impurity 2

ImpurityLevels of characterisation
Cat. No.
P-E129-011
CAS
21801-99-0
Formula
C16H15ClN2O
Family
Etifoxine
Synonyms
6-Chloro-N,4-dimethyl-4-phenyl-1H-3,1-benzoxazin-2-imine

Etifoxine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-E129-012
CAS
16758-87-5
Formula
C16H15ClN2O
Family
Etifoxine
Synonyms
6-Chloro-N-ethyl-4-phenyl-4H-benzo[d][1,3]oxazin-2-amine, 6-chloro-N-ethyl-4-phenyl-1,4-dihydro-3,1-benzoxazin-2-imine

Etifoxine Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-E129-013
CAS
2548763-33-1
Formula
C17H18N2O
Family
Etifoxine
Synonyms
N-Ethyl-4-methyl-4-phenyl-1H-3,1-benzoxazin-2-imine

Etifoxine Impurity 5

ImpurityLevels of characterisation
Cat. No.
P-E129-014
CAS
21740-97-6
Formula
C17H19ClN2OS
Family
Etifoxine
Synonyms
N-[4-Chloro-2-(1-hydroxy-1-phenylethyl)phenyl]-N'-ethylthiourea, 1-[4-chloro-2-(1-hydroxy-1-phenylethyl)phenyl]-3-ethylthiourea

Etilefrine Impurity D

ImpurityLevels of characterisation
Cat. No.
P-E130-010
CAS
42146-10-1
Formula
C17H19NO2
Family
Etilefrine
Synonyms
2-(benzylethylamino)-1-(3-hydroxyphenyl)ethanone, Benzyletilefrone

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