CAS 4956-05-2 appears in our catalog under these names: 5-Bromo-6-azauracil, 98%, 6-Bromo-1,2,4-triazine-3,5(2H,4H)-dione 96%, 6-Bromo-1,2,4-triazine-3,5(2H,4H)-dione, 98%, 98%, 6-Bromo-1,2,4-triazine-3,5(2H,4H)-dione, 98%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 10g, 25g, 100g, 5g, 250mg, 50g, 250g.