A silicon enolate represented by the following formula (Formula 1)
(in the formula, R5 to R7 represent hydrogen atoms, aliphatic hydrocarbon groups, monocyclic or polycyclic alicyclic hydrocarbon groups, monocyclic or polycyclic aromatic or aromatic-aliphatic hydrocarbon groups or heterocyclic groups, R5 and R7 are different, R6 is not a hydrogen atom, each R8 may be identical or different and represents a methyl group, ethyl group or isopropyl group) and formaldehyde are allowed to react in an aqueous solution or a mixed solvent of water and an organic solvent in the presence of a catalyst obtained by mixing a ligand comprising a chiral bipyridine compound or its antipode and Bi(OTf)3.
由下式(式 1)代表的烯酸
硅酯
(式中,R5 至 R7 分别代表氢原子、脂肪族烃基、单环或多环脂环族烃基、单环或多环芳香族或芳香-脂肪族烃基或杂环基,R5 和 R7 不同,R6 不是氢原子、每个 R8 可以相同或不同,代表甲基、乙基或异丙基)和
甲醛在
水溶液或
水和有机溶剂的混合溶剂中,在由手性联
吡啶化合物或其反义词和 Bi(OTf)3 组成的
配体混合得到的催化剂存在下反应。