
Levofloxacin Desfluoro Impurity ;
Levofloxacin USP RC F ;
(-)-(S)-2,3-Dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid HCl ;
CAS # 117620-85-6 (base) ;
C18H21N3O4 (base) ; MW: 343.38 ;
C18H22ClN3O4 (HCl) ; MW: 379.84 ;