title: A highly organocatalytic stereoselective double Michael reaction: efficient construction of optically enriched spirocyclic oxindoles.
abstract: An effective double Michael reaction has been disclosed to access spirocyclic oxindoles in high yields (up to 98%) and excellent enantioselectivities (up to 98% ee).
authors: Key Laboratory of Asymmetric Synthesis and Chirotechnology of Sichuan Province, Chengdu Institute of Organic Chemistry, Chinese Academy of Sciences, Chengdu 610041, China.
authors: Liang-Liang
authors: LL
authors: Wang
authors: Lin
authors: L
authors: Peng
authors: Jian-Fei
authors: JF
authors: Bai
authors: Li-Na
authors: LN
authors: Jia
authors: Xi-Ya
authors: XY
authors: Luo
authors: Qing-Chun
authors: QC
authors: Huang
authors: Xiao-Ying
authors: XY
authors: Xu
authors: Li-Xin
authors: LX
authors: Wang