公开(公告)号：DE3644522A1

公开(公告)日：1988-07-14

申请号：DE3644522

申请日：1986-12-24

Applicant: HOECHST AG

Inventor： GUENTER DIETER DR ,  OHLENDORF DIETER DR ,  WINGEN RAINER DR

IPC: C07D207/16 ,  C07D401/12 ,  C07D403/06 ,  C07D403/12 ,  C09K19/20 ,  C09K19/58 ,  G02F1/13 ,  G09F9/35

Abstract: Optically active esters of 1-acylproline of the general formula (I) in which at least one of the radicals R1 and R2 is a mesogenic radical, are suitable as dopes in ferroelectric liquid-crystal mixtures. Proline derivatives in which only the R1 radical is mesogenic are preferred.