Catsyn offer gram to tons of Dimethyl 5'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-YL)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylate | CAS 1331745-91-5, its formula is C28H29BO6, molecular weight is 472.34g/mol and the purity is usually NLT 98%.