申请人:MITSUI CHEMICALS, INC.
公开号:US20150291513A1
公开(公告)日:2015-10-15
The purification method of an aldehyde compound of the present invention includes a step of neutralizing a reaction solution containing an aldehyde compound by adding water and a base compound to the reaction solution, and a step of distilling the neutralized reaction solution, in which the reaction solution is obtained by reacting a compound represented by the following Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, the phosphorus compound is represented by Formula (R
1
O)
3
P, and the base compound is at least one kind selected from among carbonate and hydrogen carbonate of metals of group I on the periodic table and carbonate and hydrogen carbonate of metals of group II on the periodic table.
本发明的醛化合物的纯化方法包括以下步骤:通过向含有醛化合物的反应溶液中加入水和碱性化合物来中和反应溶液,以及蒸馏中和后的反应溶液。其中,该反应溶液是通过在8至10族金属化合物和磷化合物存在下,将以下式(a1)或(a2)所代表的化合物与氢气和一氧化碳反应而得到的。磷化合物由式(R1O)3P表示,碱性化合物是周期表上I族金属的碳酸盐和氢碳酸盐以及II族金属的碳酸盐和氢碳酸盐中至少选择一种。