CAS 1964-45-0 appears in our catalog under these names: 3,5-Dimethylthianaphthene, 97%, 3,5-Dimethylbenzo[b]thiophene, 97% , 3,5-Dimethyl benzo(b)thiophene, 3,5-Dimethylbenzo[b]thiophene, 97%, 97%, 3,5-Dimethylbenzo[b]thiophene. Offered by: Combi-blocks, Thermo Scientific (Alfa Aesar), Biosynth, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 100mg, 250mg.