A process for preparing 6,7-dihydro-9-fluoro-5,8-dimethyl-1-oxo-1H,5H-benzo[i,j]quinolizine-2-carboxylic acid, an antimicrobial, using 6-fluoro-2-methylquinoline as a starting material. A synthetic intermediate is also disclosed.
一种以
6-氟-2-甲基喹啉为起始原料制备 6,7-二氢-9-
氟-5,8-二甲基-1-氧代-1H,5H-苯并[i,j
]喹嗪-2-
羧酸(一种抗菌剂)的工艺。还公开了一种合成中间体。