CAS 1284-72-6 appears in our catalog under these names: Bis(cyclopentadienyl)magnesium, Magnesocene Adduct Grade, Solution Magnesocene Adduct Grade, Bis(cyclopentadienyl)magnesium, 99.999% metals basis, 99.999% metals basis. Offered by: GLPBio, Sigma-Aldrich, Chemat. Available pack sizes: 1g, 5g, 25G, 250mg.