CAS 19643-45-9 appears in our catalog under these names: 2,6-Dibromo-p-benzoquinone, 95%, 2,6-Dibromoquinone, 2,6-Dibromo-1,4-benzoquinone, 2,6-Dibromocyclohexa-2,5-diene-1,4-dione 97%, 2,6-DIBROMO-1,4-BENZOQUINONE, 98%, 98%. Offered by: Combi-blocks, TRC, Biosynth, Ambeed, Chemat. Available pack sizes: 100mg, 5g, 1g, 250mg, 500mg, 1000mg, 5000mg.