Phenylpyrimidine derivatives, process for preparing the same, liquid crystal compositions containing said derivatives as active ingredient, and liquid crystal elements using such compositions
申请人:SUMITOMO CHEMICAL COMPANY, LIMITED
公开号:EP0435632A2
公开(公告)日:1991-07-03
Disdosed in this invention are the phenylpyrimidine derivatives represented by the general formula I :
the alcohols represented by the formula:
usable as starting material for the preparation of the phenyipyrimidine derivatives, and the processes for preparing such derivatives. The phenylpyrimidine derivatives of the formula I according to the present invention have very excellent properties as a liquid crystal compound and can be utilized effectively for the production of liquid crystal elements.
本发明中所使用的是通式 I 所代表的苯基嘧啶衍生物:
式所代表的醇:
可用作制备苯基嘧啶衍生物的起始原料,以及制备此类衍生物的工艺。根据本发明,式 I 的苯基嘧啶衍生物作为液晶化合物具有非常优异的性能,可有效地用于生产液晶元件。
US5539115A
申请人:——
公开号:US5539115A
公开(公告)日:1996-07-23
US5723610A
申请人:——
公开号:US5723610A
公开(公告)日:1998-03-03
Phenylpyrimidine derivatives, process for preparing the same, liquid
申请人:Sumitomo Chemical Company, Limited
公开号:US05539115A1
公开(公告)日:1996-07-23
Disclosed in this invention are the phenylpyrimidine derivatives represented by the general formula I: ##STR1## the alcohols represented by the formula: ##STR2## usable as starting material for the preparation of the phenylpyrimidine derivatives, and the processes for preparing such derivatives. The phenylpyrimidine derivatives of the formula I according to the present invention have very excellent properties as a liquid crystal compound and can be utilized effectively for the production of liquid crystal elements.