Zhi-Qin Liang, Dong-Ling Wang, Chun-Lin Zhang and Song Ye
Org. Biomol. Chem., 2016,14, 6422-6425
DOI:
10.1039/C6OB01040G,
Communication
The enantioselective N-heterocyclic carbene-catalyzed [2 + 4] cyclocondensation of α-chloroaldehydes and saccharine-derived 1-azadienes was developed, giving the corresponding saccharine-derived dihydropyridinones in good yields with exclusive cis-selectivities and excellent enantioselectivities.