申请人:Hoffman-La Roche Inc.
公开号:US04544659A1
公开(公告)日:1985-10-01
Acridanone derivatives of the formula ##STR1## wherein the dotted line is an optional bond, R.sup.1 is hydrogen, halogen or nitro, R.sup.2 is hydrogen or lower alkyl, one of the substituents R.sup.3 and R.sup.4 is hydrogen or lower alkyl and the other together with R is an additional bond and R.sup.5 is hydrogen, lower alkyl, lower alkenyl, lower alkynyl or lower alkyl substituted by halogen or lower alkoxy, and pharmaceutically acceptable acid addition salts thereof, processes for their preparation and pharmaceutical compositions based thereon, are described. The compounds of formula I are useful as schistosomicidal agents.
Acridanone衍生物的化学式为##STR1##其中虚线是可选键,R.sup.1是氢、卤素或硝基,R.sup.2是氢或较低的烷基,取代基R.sup.3和R.sup.4中的一个是氢或较低的烷基,另一个与R一起是额外的键,R.sup.5是氢、较低的烷基、较低的烯基、较低的炔基或被卤素或较低的烷氧基取代的较低烷基,以及其药学上可接受的酸盐,描述了其制备方法和基于其的药物组合物。化合物I的化学式对于裂体吸虫药物是有用的。