1,7,8-TRIFLUORONAPHTHALENE-2-NAPHTHOL, AND METHOD FOR PRODUCING LIQUID CRYSTAL COMPOUND USING SAME
申请人:DAINIPPON INK AND CHEMICALS, INC.
公开号:EP1544187A1
公开(公告)日:2005-06-22
The present invention provides 1,7,8-trifluoro-2-naphthol and a derivative thereof as intermediates for efficiently producing a trifluoronaphthalene liquid crystal material. A method for efficiently producing a trifluoronaphthalene liquid crystal material using such intermediates is also disclosed. A naphthol derivative having the following general formula (I) is disclosed. A method for producing a trifluoronaphthalene compound having the following general formula (IV), (VI) or (VIII) using the naphthol derivative as a raw material is also disclosed.
本发明提供了 1,7,8-三氟-2-萘酚及其衍生物作为高效生产三氟萘液晶材料的中间体。本发明还公开了一种使用此类中间体高效生产三氟萘液晶材料的方法。本发明公开了具有以下通式(I)的萘酚衍生物。还公开了一种以该萘酚衍生物为原料生产具有以下通式(IV)、(VI)或(VIII)的三氟萘化合物的方法。