With the orthogonal experiment investigated synthesis condition of catalyst precursors,the optimal of volume ratio of isobutanol/ benzaldehyde , reacting temperature and reacting time were determined.

• 采用正交试验考察催化剂前驱体的合成条件，确定了制备前驱体的最佳反应条件，包括苯甲醇和异丁醇体积比、反应温度、反应时间。