[EN] 2,2-DISUBSTITUTED 1,3-DIOXOLANES AS ANTITUSSIVE AGENTS<br/>[FR] 1,3-DIOXOLANES 2,2-DISUBSTITUES COMME AGENTS ANTI-TUSSIFS
申请人:DOMPE SPA
公开号:WO2002010150A1
公开(公告)日:2002-02-07
± 3-(4-Phenyl-1-piperazinyl)-1,2-propanediol cyclic acetals, a process for the optical resolution thereof and their use as intermediates for the prepartion of (-) 3-(4-phenyl-1-piperazinyl)-1,2-propanediol (levodropropizine) and salts thereof.