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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 1,491-1,500 of 1,744

N-Nitroso Acetaminophen

NitrosamineLevels of characterisation
Cat. No.
P-P017-025
CAS
146897-60-1
Formula
C8H8N2O3
Family
Paracetamol
Synonyms
N-(4-hydroxyphenyl)-N-nitrosoacetamide

N-Nitroso Buspirone EP Impurity A

NitrosamineLevels of characterisation
Cat. No.
P-B145-032
CAS
872826-80-7
Formula
C8H11N5O
Family
Buspirone
Synonyms
N-Nitroso Buspirone USP Related Compound A, 2-(4-Nitrosopiperazin-1-yl)pyrimidine

N-Nitroso Chlorphenamine EP Impurity C

NitrosamineLevels of characterisation
Cat. No.
P-C140-022
CAS
3036581-84-4
Formula
C15H16ClN3O
Family
Chlorphenamine
Synonyms
N-nitroso-desmethyl-chlorpheniramine, N-[3-(4-chlorophenyl)-3-pyridin-2-ylpropyl]-N-methylnitrous amide

N-Nitroso Bilastine Impurity 1

NitrosamineLevels of characterisation
Cat. No.
P-B081-006
CAS
2731008-04-9
Formula
C12H14N4O
Family
Bilastine
Synonyms
2-(1-nitrosopiperidin-4-yl)-1H-benzo[d]imidazole, 2-(1-nitrosopiperidin-4-yl)-1H-benzimidazole

4-(Methylnitrosoamino)-butanal

NitrosamineLevels of characterisation
Cat. No.
P-Z023-017
CAS
339362-86-6
Formula
C5H10N2O2
Family
Zolmitriptan
Synonyms
Zolmitriptan Nitroso Impurity 1, N-methyl-N-(4-oxobutyl)nitrous amide

N-Nitroso Verapamil EP Impurity B

NitrosamineLevels of characterisation
Cat. No.
P-V029-033
CAS
3036886-78-6
Formula
C11H16N2O3
Family
Verapamil
Synonyms
N-[2-(3,4-dimethoxyphenyl)ethyl]-N-methylnitrous amide, N-nitroso 2-(3,4-Dimethoxyphenyl)-N-methylethylamine

N-Nitroso Metamizole EP Impurity C

NitrosamineLevels of characterisation
Cat. No.
P-M069-021
CAS
73829-38-6
Formula
C12H14N4O2
Family
Metamizole
Synonyms
4-(N-methyl-N-nitroso)aminoantipyrine, N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-N-methylnitrous amide

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