A process for the synthesis of linear α,ω-diolefins from an allylic substrate comprises the steps of a) forming the bis-Grignard reagent XMgCH2(CH2)nCH2MgX from an α,ω-acyclic dihalide with X being a halogen; b) preparing a solution comprising an allylic substrate and a copper catalyst; c) catalyzing a coupling reaction by adding to the solution of step (b) the bis-Grignard reagent of step (a); and d) isolating and purifying the α,ω-olefin coupling reaction product.
从烯丙基底物合成线性α,ω-双烯的过程包括以下步骤:
a)使用α,ω-无环二卤代物形成双Grignard试剂XMg (
CH2)n MgX,其中X为卤素;
b)制备包含烯丙基底物和
铜催化剂的溶液;
c)通过向步骤(b)的溶液中加入步骤(a)的双Grignard试剂来催化偶联反应;
d)分离和纯化α,ω-烯烃偶联反应产物。