Form
Powder
Appearance
Whitish or yellowish crystalline powder
Source
Synthetic
Impurity Profile
Impurity A| 1-Cyclopropyl-6-fluoro-8-hydroxy-7-(3-methyl-piperazin-1-yl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid; O-Desmethyl Gatifloxaci|616205-76-6|C18H20FN3O4|361.37| Impurity B| 1-Cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid; Difluoro Hydroxy Gatifloxacin|154093-72-8|C13H9F2NO4|281.21| Impurity C| 1-Cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid; Difluoro Methoxy Gatifloxacin||C14H11F2NO4|295.24| Impurity D| 1-Cyclopropyl-6-fluoro-8-methoxy-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid; 3-Desmethyl Gatifloxacin|112811-57-1|C18H20FN3O4|361.37| Impurity E| 1-Cyclopropyl-6-fluoro-8-methoxy-7-(2-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; Gatifloxacin 2-Methyl Isomer|1029364-65-5|C19H22FN3O4|375.39|
Melting Point
182-185 °C