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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 8,871-8,880 of 59,523

Voriconazole Impurity 20

ImpurityLevels of characterisation
Cat. No.
P-V061-046
Formula
C16H14Cl2F3N5O
Family
Voriconazole
Synonyms
(2R,3R)-3-(6-Chloro-5-fluoropyrimidin-4-yl)-2-(2,4-difluorophenyl)-1-(1,2,4-triazol-1-yl)butan-2-ol hydrochloride

Voriconazole Impurity 21

ImpurityLevels of characterisation
Cat. No.
P-V061-047
Formula
C16H14Cl2F3N5O
Family
Voriconazole
Synonyms
(2R,3S)-3-(6-Chloro-5-fluoropyrimidin-4-yl)-2-(2,4-difluorophenyl)-1-(1,2,4-triazol-1-yl)butan-2-ol hydrochloride

Azelastine Impurity 2 Hydrochloride

ImpurityLevels of characterisation
Cat. No.
P-A235-031
Formula
C22H24ClN3O·HCl
Family
Azelastine
Synonyms
4-[(4-Chlorophenyl)methyl]-2-[1-(methylamino)hex-5-en-3-yl]phthalazin-1-one hydrochloride

Azelastine Impurity 3

ImpurityLevels of characterisation
Cat. No.
P-A235-032
Formula
C9H15NO3
Family
Azelastine
Synonyms
Methyl 1-methyl-4-oxoazepane-3-carboxylate

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