Synonyms: Ethylene,1,1-di-p-tolyl- (6CI,7CI,8CI); 1,1-Bis(4-methylphenyl)ethene;1,1-Bis(4-methylphenyl)ethylene; 1,1-Bis(p-methylphenyl)ethylene;1,1-Bis(p-tolyl)ethylene; 1,1-Di-p-tolylethene; 1,1-Di-p-tolylethylene;1,1'-Ethenylidenebis[4-methylbenzene]; 4,4'-Dimethyl-1,1-diphenylethylene