Nouveaux acétamides dérivés de la dihydro-2,3 phényl-3 benzofurannone-2, leurs procédés de préparation et les compositions pharmaceutiques qui les contiennent
申请人:ADIR ET COMPAGNIE
公开号:EP0281471B1
公开(公告)日:1990-05-02
US4812469A
申请人:——
公开号:US4812469A
公开(公告)日:1989-03-14
US4886799A
申请人:——
公开号:US4886799A
公开(公告)日:1989-12-12
Acetamides derived from 2,3-dihydro-3-phenyl-2-benzofuranone
申请人:Adir Et Cie
公开号:US04812469A1
公开(公告)日:1989-03-14
The invention relates to new acetamides derived from 2,3-dihydro-3-phenyl-2-benzofuranone, of general formula I ##STR1## in which: R.sub.1 denotes a hydrogen or halogen atom, R.sub.2 and R.sub.3, which may be identical or different, each denote a hydrogen atom or a linear or branched alkyl radical containing 1 to 4 carbon atoms, a benzyl radical optionally substituted with a halogen atom, with an alkoxy radical containing 1 to 4 carbon atoms or with an alkyl radical having 1 to 4 carbon atoms, or a 3,4-methylenedioxybenzyl radical, or form, together with the nitrogen to which they are attached, a 4-morpholinyl radical or a 1-piperazinyl radical.