Condensation of vanadyl sulfate with 2,2′-biphenol in the presence of N-containing ligands provides oxovanadium(IV) complexes which serve as efficient catalysts in Mukaiyama aldol reactions to afford aldol products in 52-100% yields with diastereoselectivities of up to 90/10 (anti/syn).
在含
氮配体的存在下,
硫酸氧钒与
2,2′-联
苯酚缩合得到
氧钒(IV)配合物,这些配合物作为高效的
催化剂在Mukaiyama醛醇反应中发挥作用,以52-100%的产率得到醛醇产物,最高具有90/10(反式/顺式)的立体选择性。