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Pharmaceutical analytical standards

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

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Results 30,521-30,530 of 36,550

Nimodipine Impurity 6

ImpurityLevels of characterisation
Cat. No.
P-N067-029
CAS
155861-24-8
Formula
C21H28N2O5
Family
Nimodipine
Synonyms
3-O-(2-Methoxyethyl) 5-O-propan-2-yl 4-(3-aminophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate, Isopropyl 4-(3-Aminophenyl)-1,4-dihydro-5-(2-methoxyethoxycarbonyl)-2,6-dimethylpyridine-3-carboxylate

Nimodipine Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-N067-030
CAS
116799-92-9
Formula
C21H28N2O6
Family
Nimodipine
Synonyms
3-O-(2-Methoxyethyl) 5-O-propan-2-yl 4-[3-(hydroxyamino)phenyl]-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate

Nimodipine Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-N067-032
CAS
82219-47-4
Formula
C20H24N2O7
Family
Nimodipine
Synonyms
3-O-(2-Hydroxyethyl) 5-O-propan-2-yl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate, Nimodipine (m4)

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)

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

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