反应详情

Reaction of N-(3-thienylmethyl)piperazine and 4-[(2,3-dihydro-2-oxo-1H-imidazo[4,5-b]quinolin-7-yl)oxy]butyric acid (2g) analogously to the procedure of Example 4 gave the title compound after crystallization from methanol/diethyl ether as the dihydrochloride salt; yield 3.35 g (91%), m.p. indistinct, decomposed at 245°-250° C.