The double insertion of diphenylprop-1-ynylphosphine into the nickel(0)âbenzyne bond of the complexes [Ni(1,2-η- 4,5-X2C6H2)(PEt3)2] (X = H, F) forms 2,3- naphthylenebis(diphenylphosphines) regiospecifically.
                                    二苯基
丙-1-炔基膦双插入[Ni(1,2-δ-4,5-X2C6H2)(PEt3)2](X = H,F)复合物的
镍(0)-苄键(X = H,F)中,可特异性地形成 2,3-
萘双(
二苯基膦)。