Oxidative Control of Photoinduced Cascade Electrocyclizations in Aromatic Azido Imines to Access Complex Fused Imidazoles or Pyrazoles,Organic Letters

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Oxidative Control of Photoinduced Cascade Electrocyclizations in Aromatic Azido Imines to Access Complex Fused Imidazoles or Pyrazoles
Organic Letters ( IF 4.9 ) Pub Date : 2024-03-26 , DOI: 10.1021/acs.orglett.4c00361
D Sai Reddy ₁ , Ivan M Novitskiy ₁ , Anastasia A Beloglazkina ₁ , Andrei G Kutateladze ₁

Affiliation

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.

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