CAS 14047-09-7 appears in our catalog under these names: 3,3',4,4'-Tetrachloroazobenzene, 3,3',4,4'–Tetrachloroazobenzene, 1,2-Bis(3,4-dichlorophenyl)diazene. Offered by: Dr. Ehrenstorfer, TRC, GLPBio, Chemat. Available pack sizes: 10mg, 250mg, 50mg, 1g.