6.Compared with metal exchange reagent NaMo-(CO)3Cp, the results exhibited that electron - withdrawing group C = O on cyclopentadienyl decrease exchange activity of metal exchange reagent NaMo(CO)3(RCp) and conversion degree to product was accelerated thermally.
9.In the stage of institution innovation (from Gold Exchange 126 Standard System to Bretton Woods Agreement) the institution change is led by the innovative interest group-the American group.