CAS 193694-04-1 appears in our catalog under these names: 4-Bromo-1-(tert-butyldimethylsilyl)indole, 4-Bromo-1-(tert-butyldimethylsilyl)indole, 98%, 4-Bromo-1-(tert-butyldimethylsilyl)-1H-indole 98%. Offered by: Fluorochem, Combi-blocks, Ambeed. Available pack sizes: 250mg, 1g, 5g, 25g.