Chiral guanidine-catalyzed asymmetric direct vinylogous Michael reaction of α,β-unsaturated γ-butyrolactams with alkylidene malonates

Yang Yang, Shunxi Dong, Xiaohua Liu, Lili Lin, Xiaoming Feng
  • Chemical Communications, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2cc31470c