COMPOUND HAVING OCTAFLUOROBUTYLENE STRUCTURE AND METHOD FOR PRODUCING THE SAME

PROBLEM TO BE SOLVED: To provide a halogen compound useful for producing a fluorine-containing liquid crystal compound having a dicyclohexyl octafluorobutylene structure, an highly versatile, easy, efficient method for preparing the fluorine-containing liquid crystal compound using the compound, and...

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Hauptverfasser: ASAI TOMOYUKI, KOJIMA AKIKO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a halogen compound useful for producing a fluorine-containing liquid crystal compound having a dicyclohexyl octafluorobutylene structure, an highly versatile, easy, efficient method for preparing the fluorine-containing liquid crystal compound using the compound, and an intermediate compound. SOLUTION: The halogen compound is represented by formula (I): R1-(A1-Z1)a-(A2-Z2)b-Ch-(CF2)4-X1(wherein Ch is a 1,4-cyclohexene group; X1is an iodine or bromine atom; a and b are each 0 or 1; R1is a hydrogen atom, halogen atom, -CN, -NCS, SF5, 1-18C alkyl group or a group represented by the formula: C1k; A1and A2are each a trans-1,4-cyclohexylene group, 1,3-cyclobutylene group, 1,2-cyclopropylene group, naphthalene-2,6-diyl group, 1,2,3,4-tetrahydronaphthalene-2,6-diyl group, decahydronaphthalene-2,6-diyl group or 1,4-phenylene group; and Z1and Z2are each a single bond, 1-4C alkylene group or the like). COPYRIGHT: (C)2011,JPO&INPIT