CAS 23893-84-7 appears in our catalog under these names: 5,6-Dibromohexahydro-2-benzofuran-1,3-dione, 95%, 5，6–dibromo–octahydro–2–benzofuran–1，3–dione, 5,6-Dibromohexahydroisobenzofuran-1,3-dione 97%, 5,6-Dibromohexahydroisobenzofuran-1,3-dione, 95%, 95%, 5,6-Dibromohexahydroisobenzofuran-1,3-dione, 97%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 250mg, 100mg.