Green-Solvent Switch
Switchable synthesis between six-membered N-heterocycles and seven-membered O-heterocycles using green solvents EA and EtOH, providing polycyclic skeletons without tedious purification.
Wang, Liang · Jing, Wang · Xinyu, Wang · Xu, Lubin · Guo, Fengwei · Liu, Xiongli · Hu, Fangzhi · Li, Shuaishuai
Green Synthesis and Catalysis 2024
One-step construction of polycyclic tetrahydropyrido[1,2-a]indole derivatives in EA
Dihydrodibenzo[b,e]oxepines obtained in moderate to good yields in EtOH
No purification needed