Fig. 5
From: External oxidant-free electrooxidative [3 + 2] annulation between phenol and indole derivatives

Electrochemical gram scale reaction. Gram scale synthesis of benzofuro[3,2-b]indoline 3a
From: External oxidant-free electrooxidative [3 + 2] annulation between phenol and indole derivatives

Electrochemical gram scale reaction. Gram scale synthesis of benzofuro[3,2-b]indoline 3a