CAS 1840-97-7 appears in our catalog under these names: 2,4-Dibromo-1-(trifluoromethoxy)benzene, 95%, 2，4–Dibromo–1–(trifluoromethoxy)benzene, 2,4-Dibromo-1-(trifluoromethoxy)benzene, 98%, 98%, 2,4-Dibromo-1-(trifluoromethoxy)benzene, 98%. Offered by: Combi-blocks, GLPBio, Chemat, Fluorochem, Ambeed. Available pack sizes: 1g, 5g, 100mg, 25g, 250mg, 10g.