哌嗪 、
8,10-dichloro-6,7-dihydro-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acid 以
二甲基亚砜 为溶剂,
反应 7.0h,
以Treatment of the reaction mixture in an analogous manner as in Example 4 gave 0.9 g of 8-(1-piperazinyl)-10-chloro-6,7-dihydro-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acid hydrochloride as white amorphous crystals的产率得到8-(1-piperazinyl)-10-chloro-6,7-dihydro-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acid hydrochloride