申请人:SHELL INTERNATIONALE RESEARCH
MAATSCHAPPIJ B.V.
公开号:EP0017284A2
公开(公告)日:1980-10-15
A process for the preparation of unsaturated ketones, in particular 5-hexen-2-one, by reacting a beta-keto ester and an allylhalide in the presence of an alkalimetal carbonate, and optionally a solvent, followed by hydrolysing the unsaturated keto ester obtained and decarboxylating the unsaturated keto acid formed.
一种制备不饱和酮,特别是
5-己烯-2-酮的工艺,在
碳酸亚烷基酯和溶剂的存在下,使 β-
酮酯和烯丙基卤化物反应,然后
水解得到的不饱和
酮酯,并对形成的不饱和
酮酸进行脱羧。