2-(4-Bromophenyl)-5-propylpyrimidine 、 对溴三氟甲氧基苯 以the corresponding 2-(4'-trifluoromethoxybiphenyl-4-yl )-5-propylpyrimidine having C 125° SG 1110 SA 218° I is obtained的产率得到2-(4'-Trifluoromethoxybiphenyl-4-yl)-5-propylpyrimidine
参考文献:
名称:
Fluorinated liquid crystal compounds and liquid crystal medium
申请人:Merck Patent Gesellschaft mit beschrankter Haftung
公开号:US05324449A1
公开(公告)日:1994-06-28
Substituted phenyl trifluoromethyl ethers of the formula I R.sup.1 --(A.sup.1 --Z.sup.1).sub.n --A.sup.2 --Z.sup.2 --A.sup.3 --OCF.sub.3 I in which R.sup.1, A.sup.1, Z.sup.1, n, A.sup.2, Z.sup.2 and A.sup.3 have the meaning given in claim 1, are suitable as components of liquid-crystalline phases.
[FR] Des phényltrifluorométhyléthers substitués ayant la formule (I): R1-(A1-Z1)n-A2-Z2-A3-OCF3, dans laquelle R1, A1, Z1, n, A2, Z2 et A3 ont la signification décrite dans la prémière revendication, sont utiles comme composants de phases de cristaux liquides. [EN] Substituted phenyltrifluormethylethers having the formula (I): R?1-(A?1-Z?1)n?-A?2-Z?2-A?3-OCF3?, in which R?1, A?1, Z?1, n, A?2, Z?2 and A?3 have the meaning described in the first claim, are useful as components of liquid crystal phases.