We successfully extended our Rh/bisphosphine-thiourea (ZhaoPhos) catalytic system to asymmetric hydrogenation of α,β-unsaturated N-acylpyrazoles affording products with high yields and excellent enantioselectivities (up to 97% yield, 99% ee).
我们成功地将我们的Rh/bisphosphine-thiourea(ZhaoPhos)催化系统扩展到α,β-不饱和N-酰基吡唑的不对称氢化反应中,得到产物的收率高且对映选择性优异(最高达到97%收率,99%对映选择度)。