Patent ID: 6149838
Filing Date: 2000-11-21
Classification: C07C,C07D,C09K

Abstract:
A conjugated nitrile derivative expressed by the general formula (1) ##STR1536## wherein rings A.sub.1, A.sub.2, A.sub.3, and A.sub.4 independently represent 1,4-cyclohexylene, 1,4-phenylene in which one or two hydrogen atoms on the ring may be replaced by fluorine atom, 1,3-dioxane-2,5-diyl, or pyrimidine-2,5-diyl; B.sub.1, B.sub.2, and B.sub.3 independently represent a covalent bond, 1,2-ethylene, 1,2-ethenylene, 1,2-ethynylene, oxymethylene, methylenoxy, carbonyloxy, or 1,4-butylene group; G represents the formula (2), (3), or (4) ##STR1537## R represents an alkyl group having 1 to 10 carbon atoms, a fluoroalkyl group having 1 to 10 carbon atoms, a halogen atom, or cyano group provided that in the alkyl group or fluoroalkyl group, one or not-adjacent two or more methylene groups or fluoromethylene groups may be replaced by oxygen atom or 1,2-ethenylene group; and m, n, and p are independently 0 or 1.