Catsyn offer gram to tons of 2-[4-[DI(4-Biphenylyl)amino]phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | CAS 952431-30-0, its formula is C36H34BNO2, molecular weight is 523.47g/mol and the purity is usually NLT 98%.