Answers are grounded in this paper and cite their sources.
Do the Maca-Rhena: Although there are many known stable metallabenzenes that contain a late transition metal, there are no examples of the direct observation of metallabenzenes that contain an early or middle transition metal. The isolation and structural characterization of air-stable rhenabenzenes 1 and 2 (see scheme) are reported.
No takes yet. Share an insight, caveat, or question.
Poon et al. (2010) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: