Synthesis of 3-Carboxylate Indazoles via Ru(II)-Catalyzed Annulation of Azobenzenes with Ethyl Glyoxalate
Chen Xun, Wang Ying, Wang Shuojin, Kong Dulin, Wen Lijun, Zhai Ruirui, Zhao Ke, Bai Lili, Li Youbin
Chinese Journal of Organic Chemistry . 2020, (3): 688 -693 .  DOI: 10.6023/cjoc201909021