利用硅氢加成反应催化转化二氧化碳研究进展

Progress in Catalysis Transformation of Carbon Dioxide through Hydrosilylation

减少CO_(2)的排放和转化利用空气中的CO_(2)一直以来都是科研工作者研究的一个热点.CO_(2)具有无毒、丰富及易得的特点,是合成有机化合物的理想原料.近年来,硅氢化还原反应已经发展成为一种有效转化CO_(2)的方法,可以在较温和的反应条件下将CO_(2)还原转化为甲酸盐、甲醛、甲醇和甲烷等具有利用价值的化学产品,大大促进了CO_(2)的转化和利用.总结了用于催化CO_(2)硅氢化还原反应催化体系的设计、合成与催化性能研究进展,讨论了CO_(2)硅氢化还原的反应机理,分析了各种催化剂体系的优势和缺点,并对该领域未来的研究方向进行了展望.

Reducing carbon dioxide emission and converting carbon dioxide from the air have always been a hot topic for researchers.Carbon dioxide is an ideal raw material for synthesizing organic compounds because of its good physical properties such as non-toxicity,abundance and easy availability.In recent years,hydrosilylation reaction has become an effective method to convert carbon dioxide into formate,formaldehyde,methanol,methane and other valuable chemical products under moderate conditions,which greatly promotes the conversion and utilization of carbon dioxide.The research progress on the design,synthesis and catalytic performance of catalytic systems used to catalyze the hydrosilylation for reduction of carbon dioxide is summarized and discussed.The reaction mechanism of hydrosilylation reduction of carbon dioxide is discussed,and the advantages and disadvantages of various catalyst systems are also analyzed.At last,the future research directions in this field are prospected.