Synthesis of 2,3,5,6-Tetrasubstituted Pyridines via Copper-Catalyzed Domino Oxidative Annulation of 1,3-Dicarbonyl Compounds with Methanol and Ammonium Acetate
Yan Yizhe, Li Zheng, Cui Chang, Liu Yanqi
Chin. J. Org. Chem. . 2018, (12): 3381 -3385 .  DOI: 10.6023/cjoc201807003