Tertiary phosphine ligands are sensitive to air and moisture.Thus we synthesized two stable ligands: the bidentate ON ligand and tridentate ONO ligand.

• 由于含膦的配体对空气和水比较敏感，所以我们合成了两种新的较稳定的配体：ON型的两齿配体和ONO型的钳型配体。