(1-Phenylethyl)xylene 40766-31-2 66746-31-4 75497-52-8 82116-30-1 BENZENE, DIMETHYL(1-PHENYLETHYL)- EINECS 255-068-6 Hisol SAS Hisol SAS 295 Hisol SAS 296 Phenylxylylethane SAS 295 Sas 296