英文别名:Paintco red 254;2,5-Dihydro-3,6-bis(4-chlorophenyl)pyrrolo[3,4-c]pyrrole-1,4-dione;3,6-Bis(4-chlorophenyl)-1,2,4,5-tetrahydro-2,5-diazapentalene-1,4-dione;3,6-Bis(4-chlorophenyl)pyrrolo[3,4-c]pyrrole-1(2H),4(5H)-dione;3,6-Bis(4-chlorophenyl)pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione;PIGMENT RED 2254;CROMOPHTAL DPP RED BPN;C.I. 56110