Progress in Application of L-Proline in Catalyzing the Synthesis of Heterocyclic Compounds
Wang Huiyuan, Li Lili, Lin Wei, Huang Zhibin, Shi Daqing
Chin. J. Org. Chem. . 2013, (08): 1616 -1627 .  DOI: 10.6023/cjoc201210033