Cyanocycloalkylacetic acid and ester intermediates for preparing cyclic
申请人:Warner-Lambert Company
公开号:US05693845A1
公开(公告)日:1997-12-02
Novel cyanocycloalkylacetic acids and esters as well as salts thereof and in particular 1-cyanocyclohexaneacetic acid and ethyl 1-cyanocyclohexaneacetate are described which are useful as intermediates in a process for the preparation of cyclic amino acids.
Process for cyclic amino acid anticonvulsant compounds
申请人:Warner-Lambert Company
公开号:US05319135A1
公开(公告)日:1994-06-07
An improved process for the preparation of cyclic amino acids by a novel synthesis is described where a dinitrile derivative is converted in two steps to the desired products, as well as valuable intermediates used in the process.