Novel ethyl benzylphosphinate derivatives, process for production
申请人:Kanebo Ltd.
公开号:US04607031A1
公开(公告)日:1986-08-19
An ethyl benzylphosphinate derivative represented by the general formula (I) ##STR1## wherein Y represents a hydrogen or fluorine atom, X represents a methylene group or an oxygen atom, and n is 2, 3 or 4. The said compounds can be produced by reacting a compound represented by the following formula (II) ##STR2## wherein Y is as defined above, with a compound represented by the following formula (III) ##STR3## wherein X and n are as defined, and M is an alkali metal atom, in an inert medium. These compounds are useful as a calcium antagonist.