Synthesis, Structure and Aromaticity of Metallapyridinium Complexes

Yilun Wang, Yue Sun, Wei Bai, Yan Zhou, Xiao Bao, Li Yang
2022 Dalton Transactions  
The first rhena-analogues of pyridinium (cyclopropametalla-2-isoquinolinium complexes) are obtained from o-ethynyl benzonitriles. Structural analysis and DFT calculations confirm their aromatic nature. Compared to rhenapyrylium, rhenapyridinium has a slightly stronger Hückel...
doi:10.1039/d1dt04096k pmid:35099489 fatcat:twmvp54mdvbkpbnzvkdhxczjky