ALPHA, ALPHA'-BIS(DI-T-BUTYLPHOSPHINO)-O-XYLENE;1,2-BIS(DI-TERT-BUTYLPHOSPHINOMETHYL)BENZENE;1,2-BIS(DI-TERT-BUTYLPHOSPHINOMETHYL)BE&;Bis(di-tert-butylphosphino)-o-xylene;ALPHA, ALPHA'-BIS-(DI-TERT-BUTYLPHOSPHINO)-O-XYLENE;alpha,alpha'-Bis(di-t-butylphosphino)-o-xylene,min.97%;alpha:,alpha:'-Bis(di-t-butylphosphino)-o-xylene, min. 97%;α,α'-bis(di-t-butylphosphino)-o-xylene