Process for producing benzo (a) quinolizine derivatives
申请人:Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
公开号:US04133812A1
公开(公告)日:1979-01-09
Compounds are prepared with anti-amoeba activity of the following formula: ##STR1## wherein R.sup.1 equals R.sup.2 and each is lower alkyl and R.sup.3 and R.sup.4 are each lower alkyl, with the proviso that R.sup.1 and R.sup.2 are not methyl and R.sup.3 and R.sup.4 are not both ethyl.