Catsyn offer gram to tons of 9-[4'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-YL)[1,1'-biphenyl] -3-YL]-9H-carbazole | CAS 1385826-87-8, its formula is C30H28BNO2, molecular weight is 445.36g/mol and the purity is usually NLT 98%.