Patent ID: 7973172

Claim:
An organic compound represented by the following general formula(1): wherein A is a carbazole ring; L 1 is an electron transfer linking group consisting of one or more heterocyclic rings selected from the group consisting of a thiophene ring, a furan ring, a pyrrole ring, and a condensed heterocyclic ring formed from any combinations of these rings; R is a substituent group bound to at least one electron transfer linking group selected from the group consisting of an alkyl group, an alkoxy group, and an aryl group; X is at least one electron withdrawing group selected from the group consisting of a cyano group, a carboxylic acid group, an ester group, an amide group, a trifluoromethyl group, a pentafluoroethyl group, a sulfonate group, a trifluoromethanesulfonate group, and the like; M is a hydrogen atom or a salt-forming cation; and n is an integer of 1 to 12.