Schiff base was synthesized by using salicylaldehyde and ethylenediamine as raw materials,and then Co(Salen)complex was synthesized by using Schiff base and Co.The structure and purity of the samples were tested by ma...Schiff base was synthesized by using salicylaldehyde and ethylenediamine as raw materials,and then Co(Salen)complex was synthesized by using Schiff base and Co.The structure and purity of the samples were tested by mass spectrum.Then the orthogonal test method was used to study the catalytic performance of the complex in the reaction of benzil produced from benzoin,and the optimal reaction conditions were obtained finally.The results showed when the reaction temperature was 80℃,and the reaction time was 2h,the yield of benzil produced from benzoin by using Co(Salen)as catalyst reached the maximum 37.28%.展开更多
文摘Schiff base was synthesized by using salicylaldehyde and ethylenediamine as raw materials,and then Co(Salen)complex was synthesized by using Schiff base and Co.The structure and purity of the samples were tested by mass spectrum.Then the orthogonal test method was used to study the catalytic performance of the complex in the reaction of benzil produced from benzoin,and the optimal reaction conditions were obtained finally.The results showed when the reaction temperature was 80℃,and the reaction time was 2h,the yield of benzil produced from benzoin by using Co(Salen)as catalyst reached the maximum 37.28%.
