CAS 1780644-81-6 appears in our catalog under these names: 3-bromo-5-tert-butyl-1-benzothiophene, 97%, 97%, 3-Bromo-5-(tert-butyl)benzo[b]thiophene, 97%, 3-Bromo-5-Tert-Butyl-1-Benzothiophene, 97%. Offered by: Chemat, Ambeed, BLDpharm, Fluorochem. Available pack sizes: 250mg, 500g, 1g, 5g, 25g, 100g, 10g, 50g.