Catsyn offer gram to tons of N-([1,1'-biphenyl]-4-yl)-3'-(9H-carbazol-9-yl)-N-(4-(dibenzo[b,d]furan-4-yl)phenyl)-[1,1'-biphenyl]-4-amine | CAS 2245098-00-2, its formula is C54H36N2O, molecular weight is 728.88g/mol and the purity is usually NLT 98%.