Α-Oxo-γ-Butyrolactam, N-Containing Pronucleophile in Organocatalytic One-Pot Assembly of Butyrolactam-Fused Indoloquinolizidines

Hai-Liang Zhu, Jun-Bing Ling, and Peng-Fei Xu*

https:// doi: 10.1021/jo301192d