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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 3,421-3,430 of 36,550

Levofloxacin Impurity 4

ImpurityLevels of characterisation
Cat. No.
P-L050-038
Formula
C10H12F2N2O3S
Family
Levofloxacin
Synonyms
[(3S)-7,8-Difluoro-3-methyl-2,3-dihydro-1,4-benzoxazin-4-yl]methanesulfonamide

rac-Levofloxacin Impurity 46

ImpurityLevels of characterisation
Cat. No.
P-L050-086
Formula
C23H31N5O4
Family
Levofloxacin
Synonyms
2-Methyl-6,7-bis(4-methylpiperazin-1-yl)-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid

Levofloxacin Impurity 9

ImpurityLevels of characterisation
Cat. No.
P-L050-043
Formula
C19H22FN3O3
Family
Levofloxacin
Synonyms
(2S)-11-Acetyl-6-fluoro-2-methyl-7-(4-methylpiperazin-1-yl)-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraen-10-one

N-Chloromethyl Citalopram Chloride

ImpurityLevels of characterisation
Cat. No.
P-C177-056
Formula
C21H23ClFN2O·Cl
Family
Citalopram
Synonyms
N-(chloromethyl)-3-(5-cyano-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-1-yl)-N,N-dimethylpropan-1-aminium chloride, N-(Chloromethyl)-5-cyano-1-(4-fluorophenyl)-1,3-dihydro-N,N-dimethyl-1-isobenzofuranpropanaminium chloride

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