申请人:Mitsubishi Rayon Company Ltd.
公开号:US05124069A1
公开(公告)日:1992-06-23
Disclosed is an optically active substance represented by the formula: ##STR1## wherein m is an integer of 1 to 14, Y is ##STR2## R is --C.sub.n H.sub.2n+1, --OC.sub.n H.sub.2n+1, --OCOC.sub.n H.sub.2n+1 or --COOC.sub.n H.sub.2n+1 (in which n is an integer of 1 to 18), each of the asterisked carbon atoms is an asymmetric carbon atom, X a single bond, --CO.sub.2 --, or --OCO--, and A.sub.1 and A.sub.2 is hydrogen, fluorine, chlorine, bromine, cyano or methoxy.
揭示了一种光学活性物质,其化学式如下:##STR1## 其中m为1到14的整数,Y为##STR2## R为--C.sub.n H.sub.2n+1,--OC.sub.n H.sub.2n+1,--OCOC.sub.n H.sub.2n+1或--COOC.sub.n H.sub.2n+1(其中n为1到18的整数),带星号的每个碳原子都是一个不对称碳原子,X为单键,--CO.sub.2 --,或--OCO--,A.sub.1和A.sub.2为氢、氟、氯、溴、氰或甲氧基。