Technical Notes:
1.Catalyst for the enantioselective synthesis of chiral disubstituted oxa-cyclic ethers
2.Catalyst for the enantios elective hydrogenation for the asymmetric synthesis of Riv as tig mine
3.Catalyst for the asymmetric hydrogenation for the synthesis of Crizotinib
4.Catalyst for the asymmetric hydrogenation of a-keto acids
5.catalyst for the kinetic resolution of racemic aliphatic alcohols via selective asymmetric hydrogenation