1,1',1''-(1,1,3-Trimethyl-5-methylenepentane-1,3,5-triyl)tribenzene 4,6-Dimethyl-2,4,6-triphenyl-1-heptene 62604-62-0 84435-01-8 Benzene, 1,1',1''-(1,1,3-trimethyl-5-methylene-1,3,5-pentanetriyl)tris- EINECS 263-624-4