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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 50,991-51,000 of 59,523

Nimodipine Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-N067-033
CAS
82219-48-5
Formula
C20H22N2O7
Family
Nimodipine
Synonyms
5-O-(2-Hydroxyethyl) 3-O-propan-2-yl 2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate, Nimodipine (m3)

Nimodipine-d7

Isotopically labelledLevels of characterisation
Cat. No.
P-N067-005
CAS
1246815-36-0
Formula
C21H19D7N2O7
Family
Nimodipine

4-Nitro-sulfamethoxazole

ImpurityLevels of characterisation
Cat. No.
P-S111-011
CAS
29699-89-6
Formula
C10H9N3O5S
Family
Sulfamethoxazole
Synonyms
Sulfamethoxazole Impurity 3, N-(5-methyl-1,2-oxazol-3-yl)-4-nitrobenzenesulfonamide

N-Nitroso Bumetanide

NitrosamineLevels of characterisation
Cat. No.
P-B136-009
CAS
2490432-02-3
Formula
C17H19N3O6S
Family
Bumetanide
Synonyms
Bumetanide Nitroso Impurity, 3-(Butyl(nitroso)amino)-4-phenoxy-5-sulfamoylbenzoic acid

N-Nitroso Bupivacaine EP Impurity B

NitrosamineLevels of characterisation
Cat. No.
P-B141-012
CAS
3035512-94-5
Formula
C14H19N3O2
Family
Bupivacaine
Synonyms
N-Nitroso Desbutyl Bupivacaina, N-(2,6-dimethylphenyl)-1-nitrosopiperidine-2-carboxamide

N-Nitroso Piperaquine Impurity A

NitrosamineLevels of characterisation
Cat. No.
P-P125-009
CAS
32863-63-1
Formula
C13H13ClN4O
Family
Piperaquine
Synonyms
7-Chloro-4-(4-nitrosopiperazin-1-yl)quinoline, N-Nitroso Piperaquine Impurity 6

N-Nitroso Quinapril

NitrosamineLevels of characterisation
Cat. No.
P-Q005-014
CAS
2922985-13-3
Formula
C25H29N3O6
Family
Quinapril
Synonyms
Quinapril Impurity 19

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