CAS 2740657-28-5 appears in our catalog under these names: Thalidomide-4-F,5-Br 95%, Thalidomide-4-F,5-Br, 99.37%, Thalidomide-4-F,5-Br, 95%, 5-Bromo-2-(2,6-dioxopiperidin-3-yl)-4-fluoroisoindoline-1,3-dione, 95%, 95%. Offered by: Ambeed, MedChemExpress, Fluorochem, Chemat. Available pack sizes: 50mg, 100mg, 250mg, 1g, 25 mg, 50 mg, 100 mg.