基于钌金属的烯烃复分解反应现今已成为一种至关重要且快速有效的催化反应类型,在聚合领域以及现代有机合成的应用方面起着改革性的推进作用。作为烯烃复分解反应催化剂的一种,钌茚基催化剂在该领域得到成功应用。结合近年来钌茚基催化剂在烯烃复分解反应中的合成研究进展,简述了其发展过程,介绍了该领域创新性的研究成果,重点论述了一些新型钌茚基催化剂的合成方法,并且探讨了辅助配体的结构对催化剂稳定性和活性的影响,最后对其发展方向以及应用前景进行了展望。
Olefin metathesis based on ruthenium has already become an important and effective catalytic reaction and has revolutionized a variety of applications not only in polymer science but also in modern organic synthesis.Ruthenium indenylidene catalysts,a family of ruthenium olefin metathesis catalysts,have played a pivotal role in the success story of this technology.In this review,the recent synthesis research progress on ruthenium indenylidene catalysts is discussed.Firstly,the development of ruthenium indenylidene catalysts is introduced followed by an overview of the innovative work on the design of ruthenium indenylidene catalysts till today.Moreover,the synthesis of some novel important ruthenium indenylidene catalysts is highlighted.In addition,the relation between the structure of ancillary ligands and the stability as well as activity of catalysts is discussed.Finally,the development directions and application prospects of ruthenium indenylidene catalysts are proposed.