重氮乙酸酯和苄醇在铑(Ⅱ)催化下形成的氧叶立德中间体被锆(Ⅳ)活化的醛捕捉,以中等收率生成α,β-双羟基酸衍生物。
Oxonium Ylide intermediates generated from aryldiazoacetates and benzaleohol were trapped by Zr( Ⅳ ) -activated aromatic aldehydes. The reaction gave α,β-dihydroxyl acid derivatives in moderate yield.