N-Heterocyclic Carbene-Catalyzed Homoenolate Additions with N-Aryl Ketimines as Electrophiles: Efficient Synthesis of Spirocyclic γ-Lactam Oxindoles

CHEMISTRY-A EUROPEAN JOURNAL

WILEY-V C H VERLAG GMBH

1. National Basic Research Program of China (973 Program) [2009CB825300]
2. National Science Foundation of China [21172006]
3. Peking University