A hydroformylation process for preparing a hydroformylated product by reacting an olefinic compound with hydrogen and carbon monoxide in the presence of a Group VIII metal catalyst, in the reaction of which there is present a phosphite compound having the formula (I),
A¹⁅O-P(OR¹)(OR²)]n (I)
wherein R¹ and R² are respectively an aromatic hydrocarbon group which may be the same or different and the aromatic hydrocarbon group has at least a hydrocarbon group on a carbon atom adjacent to a carbon atom bonded with an oxygen atom as a substituent; A¹ is an n-valent organic group having an aliphatic hydrocarbon group, a cycloaliphatic hydrocarbon group or an aromatic hydrocarbon group bonded with an adjacent oxygen atom, which may respectively have a substituent; n is an integer of from 2 to 4; and the respective
⁅O-P(OR¹)(OR²)]
group may be the same or different.
一种加氢甲酰化工艺,在第八族
金属催化剂存在下,通过使烯烃化合物与
氢气和
一氧化碳反应制备加氢甲酰化产物,在反应中存在具有式(I)的
亚磷酸酯化合物、
A¹⁅O-P(OR¹)(OR²)]n (I)
其中 R¹ 和 R² 分别是
芳香烃基团,可以相同或不同,
芳香烃基团在与氧原子键合的碳原子相邻的碳原子上至少有一个烃基作为取代基;A¹ 是具有脂肪族烃基、环脂族烃基或与相邻氧原子键合的
芳香烃基的 n 价有机基团,可分别具有取代基;n 是 2 至 4 的整数;以及各自的
⁅o-p(或¹)(或²)
组可能相同,也可能不同。