Patent ID: 7842845
Filing Date: 2010-11-30
Classification: C07C,C07F,C09K

Abstract:
1. A ring compound of formula XIII: wherein one or two CH groups in the aromatic ring systems of formula XIII can each optionally be replaced by N; m and n, independently of one another, are identical or different and are each 0 or 1, and the sum (m+n) is 1 or 2, Y is a group of formula XIV X is —CH═CH— or —C≡C—; L, independently of one another, are identical or different and are R, F, Cl, Br, I, OH, OR, SH, SR, CN, NO R is an alkyl, alkenyl or acyl group having from 1 to 12 carbon atoms or an aryl group having 6 carbon atoms, which is optionally substituted by an alkyl group having from 1 to 12 carbon atoms; a, b, c, and d, independently of one another, are identical or different and are 0, 1 or 2, and the sum (a+b+c+d) is 1 to 8, R a) trans-1,4-cyclohexylene, in which, in addition, one or more non-adjacent CH b) a radical from the group consisting of 1,4-bicyclo[2.2.2]octylene, piperidine-1,4-diyl, naphthalene-2,6-diyl, decahydronaphthalene-2,6-diyl and 1,2,3,4-tetrahydronaphthalene-2,6-diyl, or c) 1,4-cyclohexenylene,