Patent ID: 7785411
Filing Date: 2010-08-31
Classification: B41M,C09B,C09D,Y10T

Abstract:
1. An anthrapyridone compound represented by the following formula (1) or a salt thereof: wherein, R R wherein said alkyl group may have a substituent selected from the group consisting of a sulfonic acid group, a carboxy group, an alkoxycarbonyl group, an acyl group, a carbamoyl group, a cyano group, an alkoxy group, a phenyl alkoxy group, a phenoxy group, a hydroxy group and a nitro group, an aryl alkyl group or a heterocycle-substituted alkyl group wherein said aryl and said heterocycle may have a substituent selected from the group consisting of a halogen atom, a nitro group, a cyano group, a hydroxy group, a sulfonic acid group, a substituted or unsubstituted alkyl group, a carboxy group, an alkoxycarbonyl group, a carbamoyl group, an alkoxy group and a phenoxy group, respectively.