Pentasilacyclopentadienide: A Hückel aromatic species at the border of resonance and equilibrium | Science
https://www.profitableratecpm.com/f4ffsdxe?key=39b1ebce72f3758345b2155c98e6709c
Aromatic rings such as the ubiquitous π-ligand cyclopentadienide (C5H5−) adhere to the famous Hückel rule with their cyclically delocalized 4n+2 π electrons. Since the advent of stable Si-Si π bonds in 1981, all-silicon aromatics have been targeted, but…
