Oxidative Control of Photoinduced Cascade Electrocyclizations in Aromatic Azido Imines to Access Complex Fused Imidazoles or Pyrazoles
作者:D. Sai Reddy、Ivan M. Novitskiy、Anastasia A. Beloglazkina、Andrei G. Kutateladze
DOI:10.1021/acs.orglett.4c00361
日期:2024.4.5
Photoinduced cascade of two 6π-electron six- and five-center electrocyclizations in aromatic azido imines is oxidatively controlled to yield complex fused benzimidazoles or indazoles. Formation of benzimidazoles occurs via an unprecedented carbon-to-nitrogen o-iminoaryl 1,2-shift.