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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 55,171-55,180 of 59,523

Nisoldipine-d6

Isotopically labelledLevels of characterisation
Cat. No.
P-N073-005
CAS
1285910-03-3
Formula
C20H18D6N2O6
Family
Nisoldipine

Nitroso Antipyrine

ImpurityLevels of characterisation
Cat. No.
P-P072-002
CAS
885-11-0
Formula
C11H11N3O2
Family
Phenazone
Synonyms
1,5-dimethyl-4-nitroso-2-phenylpyrazol-3-one, NSC 75060

N-Nitroso Desipramine

NitrosamineLevels of characterisation
Cat. No.
P-D054-006
CAS
57164-17-7
Formula
C18H21N3O
Family
Desipramine
Synonyms
Desipramine RC 8, N-nitroso-desmethyl-imipramine

N-Nitroso Desmethyl Desvenlafaxine

NitrosamineLevels of characterisation
Cat. No.
P-D064-002
CAS
3017268-48-0
Formula
C15H22N2O3
Family
Desvenlafaxine
Synonyms
O-Desvenlafaxine Impurity D, N-(2-(1-hydroxycyclohexyl)-2-(4-hydroxyphenyl)ethyl)-N-methylnitrous amide

N-Nitroso Sarcosine

NitrosamineLevels of characterisation
Cat. No.
P-S015-002
CAS
13256-22-9
Formula
C3H6N2O3
Family
Sarcosine
Synonyms
2-[methyl(nitroso)amino]acetic acid, N-Methyl-N-nitrosoglycine

N-Nitroso Sarcosine Ethyl Ester

NitrosamineLevels of characterisation
Cat. No.
P-S015-003
CAS
13344-50-8
Formula
C5H10N2O3
Family
Sarcosine
Synonyms
Ethyl 2-(methylnitrosoamino)acetate, ethyl 2-[methyl(nitroso)amino]acetate

Nystatin A2

ImpurityLevels of characterisation
Cat. No.
P-N101-006
CAS
65086-32-0
Formula
C47H75NO16
Family
Nystatin
Synonyms
Deoxynystatin a1, Nystatin a1, 10-deoxy-

Nystatin A3

ImpurityLevels of characterisation
Cat. No.
P-N101-007
CAS
62997-67-5
Formula
C53H85NO20
Family
Nystatin

Nystatin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-N101-004
CAS
347-86-4
Formula
C13H9Br3FNO
Family
Nystatin
Synonyms
3,5-Dibromo-1-[2-(4-fluorophenyl)-2-oxoethyl]pyridin-1-ium bromide, 2-(3,5-dibromopyridin-1-ium-1-yl)-1-(4-fluorophenyl)ethanone bromide

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