CAS 877993-09-4 appears in our catalog under these names: 4-(4-BIPHENYL)PHENYL BORONIC ACID, 97%, [1,1':4',1''-Terphenyl]-4-ylboronic acid, 97%, 97%, PPP-BA 97%. Offered by: Fluorochem, Chemat, Ambeed. Available pack sizes: 250mg, 1g, 5g, 10g, 25g, 100g.