Catsyn offer gram to tons of N-[1,1'-Biphenyl]-4-Yl-N-(4-BroMophenyl)-9,9-DiMethyl-9H-Fluoren-2-Amine | CAS 1246562-40-2, its formula is C33H26BrN, molecular weight is 516.47g/mol and the purity is usually LC>98%.