C,N-chelated diaminocarbene platinum(II) complexes derived from 3,4-diaryl-1H-pyrrol-2,5-diimines and cis-dichlorobis(isonitrile)platinum(II): Synthesis, cytotoxicity, and catalytic activity in hydrosilylation reactions
作者:Anastasiia M. Afanasenko、Tatiana G. Chulkova、Irina A. Boyarskaya、Regina M. Islamova、Anton A. Legin、Bernhard K. Keppler、Stanislav I. Selivanov、Anatoly N. Vereshchagin、Michail N. Elinson、Matti Haukka
DOI:10.1016/j.jorganchem.2020.121435
日期:2020.9
The reaction of 3,4-diaryl-1H-pyrrol-2,5-diimines with cis-dichlorobis(isonitrile)platinum(II) affords the C,N-chelated diaminocarbene platinum(II) complexes, which have been fully characterized including molecular spectroscopy, single crystal X-ray diffraction and DFT calculations. The obtained platinum(II) complexes are effective catalysts for the hydrosilylation of alkynes and alkenes. Thus, the
3,4-二芳基-1 H-吡咯-2,5-二亚胺与顺-二氯双(异腈)铂(II)的反应可得到C,N-螯合的二氨基碳烯铂(II)络合物,其特征包括分子光谱,单晶X射线衍射和DFT计算。所得的铂(II)配合物是炔烃和烯烃的氢化硅烷化的有效催化剂。因此,苯乙炔与三乙氧基硅烷的反应导致形成α-和β-(E)-乙烯基硅烷,从而产生的TON范围为10 3至10 4,TOF范围为10 2至10 3 h -1。而且,通过含乙烯基和氢化物的聚硅氧烷的氢化硅烷化反应获得具有发光性能的交联的有机硅。另外,通过体外细胞毒性研究证明了二氨基碳烯铂(II)配合物对抗CH1 / PA-1,SW480和A549癌细胞系的效率。