Epoxidation and hydroboration reactions of syn-7 substituted norbomenes have been used as probes for effective steric bulk of several substituents including the Me3Sn group. Steric hindrance in these reactions decreases in the following order: t-Bu > Me > Br > Me3Sn > Cl > H.
syn -7取代的
降冰片烯的环氧化和
硼氢化反应已被用作有效取代几个包括Me 3 Sn基团的空间位阻的探针。这些反应中的立体障碍按以下顺序减小:t-Bu> Me> Br> Me 3 Sn> Cl>H。