Patent ID: 6015909
Filing Date: 2000-01-18
Classification: C07D,G03C

Abstract:
An arylidene compound represented by the formula (I): ##STR54## in which L.sup.1 is a divalent linking group consisting of at least one --NH-- and at least one of --CO-- and --SO.sub.2 --; L.sup.2 is monomethine, trimethine or pentamethine, each of which may be substituted with an alkyl group, an alkoxy group, amino, an alkylamino group, an amido group or an aryl group; R.sup.1 is an alkyl group, an aryl group or a heterocyclic group, each of which may be substituted with a halogen atom, cyano, hydroxyl, an alkyl group, an alkoxycarbonyl group, an aryl group, a heterocyclic group, amino, an alkylamino group, an acyl group, an amido group, a sulfonamido group, a carbamoyl group or a sulfamoyl group; each of R.sup.2 and R.sup.3 independently is hydrogen, an alkyl group or an aryl group, the number of the total carbon atoms contained in R.sup.2 and R.sup.3 is not more than 20, and the alkyl group and the aryl group may be substituted with a halogen atom, cyano, hydroxyl, carboxyl, an alkyl group, an alkoxy group, an alkoxycarbonyl group, an alkylamino group, a sulfonamido group or a sulfamoyl group; the benzene ring X.sup.1 may be further substituted with a halogen atom, cyano, hydroxyl, an alkyl group substituted with a halogen atom, an alkoxy group, an acyl group, a sulfonamido group or a sulfamoyl group; and the benzene ring Y.sup.1 may be further substituted with an alkyl group, an alkoxy group, an aryl group, amino, an alkylamino group or an amido group.