申请人:Degussa Aktiengesellschaft
公开号:US04675451A1
公开(公告)日:1987-06-23
A process is disclosed for the preparation of 2-alkyl-1,4-butanedial by hydroformylation of acetals of a 2-alkyl-substituted-1-propenal in the presence of a complex rhodium catalyst. The 3-alkyl-4,4-dialkoxybutanal obtained in this manner is separated and hydrolyzed to the desired compound.
本发明公开了一种制备2-烷基-1,4-丁二醛的方法,该方法通过在复合铑催化剂的存在下,对2-烷基取代-1-丙烯醛的缩醛进行氢甲酰化反应得到3-烷基-4,4-二烷氧基丁醛,然后将其分离并水解得到所需的化合物。