Synonyms: 1-Octadecanaminium,N,N-Dimethyl-N-Octadecyl-,(Sp-4-2)-[29h,31h-Phthalocyanine2-Sulfonato(3-)-N 29,N 30,N 31,N 32]Cuprate(1-);1-Octadecanaminium, N,N-dimethyl-N-octadecyl-, (SP-4-2)-29H,31H-phthalocyanine-2-sulfonato(3-)-.kappa.N29,.kappa.N30,.kappa.N31,.kappa.N32cuprate(1-);1-Octadecanaminium, N,N-dimethyl-N-octadecyl-, (SP-4-2)-[29H,31H-phthalocyanine-2-sulfonato -N29,N30,N31,N32]cuprate;Copper phthalocyaninesulfonic acid, dioctadecyldimethylammonium salt;N,N-Dimethyl-N-octadecyl-1-octadecanaminium-(Sp-4-2)-[29H,31H-phthalocyanine-2- sulfonato-N29,N30,N31,N32]cuprate