4-Phenylphthalazine derivatives, their preparation and pharmaceutical compositions containing them
申请人:MITSUBISHI KASEI CORPORATION
公开号:EP0159652A2
公开(公告)日:1985-10-30
Certain new 1-alkylamino-4-phenylphthalazine derivatives, 1-neopentylamino-4-phenylphthalazine and 1-(1-ethylpropylamino)-4-phenylphthalazine, having in form of pharmaceutical compositions prominent activity to ameliorate circulatory disorders can be prepared from the corresponding phthalaziones.