Patent ID: 6210817
Filing Date: 2001-04-03
Classification: C09K,Y10S,Y10T

Abstract:
A compound containing at least two units of a structure represented by the following general formula (1): ##STR15##wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each represents a hydrogen atom or a substituent selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aryl group, a substituted carbonyl group, a substituted or unsubstituted amino group, a substituted or unsubstituted sulfonyl group, a substituted or unsubstituted sulfo group, a substituted or unsubstituted carboxyl group, a substituted or unsubstituted heterocyclic group, a hydroxyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a halogen atom, a substituted or unsubstituted thiol group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted arylthio group, and a cyano group; R.sup.5 represents a substituent selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aryl group, a substituted carbonyl group, a substituted or unsubstituted amino group, a substituted or unsubstituted sulfonyl group, a substituted or unsubstituted sulfo group, a substituted or unsubstituted carboxyl group, a substituted or unsubstituted heterocyclic group, a hydroxyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a halogen atom, a substituted or unsubstituted thiol group, a substituted or unsubstituted alkylthio group, a substituted or unsubstituted arylthio group, and a cyano group; l is an integer of 0 to 2; and Ar.sup.1 and Ar.sup.2 each represents a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group.