A new method related to the carbonylating synthesis of 3,5-dimethylbenzaldehyde was studied using o-xylene and CO as the raw materials and anhydrous AlCl3 as the catalyst.
采用邻二甲苯和一氧化碳为原料、无水三氯化铝为催化剂，对3，5-二甲基苯甲醛的羰基化合成反应进行了研究。
The process for preparation of isorotenone from rotenone by catalyst AlCl3 is feasible, and the reaction condition was mild.
实验结果表明，三氯化铝催化鱼藤酮异构化的方法可行，反应条件温和。
The suitable conditions are following: AlCl3 as catalyst, CH2Cl2 as solvent, ice-salt - bath. The yield and quality were improved.
以三氯化侣作催化剂，二氯乙烷作溶剂，并使反应在冰盐浴中进行，从而使产品的产量和质量均有提高。
The suitable conditions are following: AlCl3 as catalyst, CH2Cl2 as solvent, ice-salt - bath. The yield and quality were improved.
以三氯化侣作催化剂，二氯乙烷作溶剂，并使反应在冰盐浴中进行，从而使产品的产量和质量均有提高。
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