2,2'-Dimethyl-[1,1']bianthryl-9,10,9',10'-tetraon, 1,1'-bis(2-methylanthraquinone), 1,1'-Bianthraquinone,2,2'-dimethyl-(6CI,8CI), 2,2'-dimethyl-[1,1']bianthryl-9,10,9',10'-tetraone, 2.2'-Dimethyl-dianthryl-(1.1')-dichinon-(9.10,9'.10'), 2.2'-Dimethyl-dianthrachinonyl-(1.1'), Bis-(2-methyl-anthrachinon-(9.10)-yl-(1)), F1091-0020, Dichinyl, Dimethyldianthronyl, 2,2'-Dimethyl-1,1'-bianthraquinone, EINECS 201-338-3