作者:Ian Fleming、Chandrashekar Ramarao
DOI:10.1039/b006515n
日期:——
Nucleophilic attack by an ethylcuprate on the
α,β-unsaturated ketone 3 takes place anti to the silyl
group to give largely (96∶4) a single product 4, fragmentation of
which removes the silyl group, and reveals a pair of stereogenic centres
having an open-chain 1,5 relationship 9.
α、β-不饱和酮 3 与硅烷基发生亲核反应,得到大量(96∶4)单一产物 4,该产物经破碎后去除了硅烷基,并显示出一对具有开链 1、5 关系的立体中心 9。