4,4'-Sulfinylbis(methylbenzene), p-Tolyl sulfoxide, Ditolyl sulphoxide, Di-p-tolyl sulfoxide, di-(4-methylphenyl)sulfoxide, bis(4-methylphenyl) sulfoxide, 4,4'-dimethyldiphenyl sulphoxide, Benzene, 1,1‘-sulfinylbis[4-methyl-, 4,4'-Dimethyldiphenylsulfoxide, Sulfoxide,ditolyl, Ditolyl sulfoxide, 4,4'-Ditolyl sulfoxide, Bis(p-tolyl)sulphoxide