Yb(OTf)
3
catalysed allylation reactions of the hydrates of
α-keto aldehydes and glyoxylates with allyltrimethylsilane at room
temperature give α-keto and α-ester homoallylic alcohols in
good yield.
Yb(OTf)3在室温下,通过3次催化反应,将α-酮醛和
水合物与烯丙基三甲基
硅烷进行烯丙基化反应,可以得到α-酮和α-酯的均烯丙基醇,收率很高。