Aromaticity and structure switching of cyclopropametallaindole to metallaquinolinium
Bingjie Fu, Yue Zhao, Yang Li, Wenfeng Jiang, Wei Bai · 2026
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Description
Bingjie Fu and colleagues coaxed one metal-containing aromatic ring system into reshaping itself into another. Aromatic compounds, prized for their stable ring currents, usually swap small pieces while keeping their skeleton; wholesale reshaping is known mainly from one classic pair of hydrocarbons. Their 2026 study starts from a fused metallacycle with a three-membered ring and ends at a charged six-membered metal ring.
Radical-trapping tests and modeling pointed to electrophilic attack followed by elimination, a familiar substitution pathway pushed somewhere new. Metal aromatics attract attention because the metal bends the rules of aromatic chemistry, opening structures carbon alone cannot reach. The authors frame the switch as proof aromatic frameworks can be re-cut, and a practical route into compounds otherwise hard to make. For chemists, a controlled reshaping reaction is a new kind of tool: edit the frame, not just the fittings.
Catalog record
| CREATOR | Bingjie Fu, Yue Zhao, Yang Li, Wenfeng Jiang, Wei Bai |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 23340 |
| LICENSE | https://creativecommons.org/licenses/by/4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |