Synthesis of Polysubstituted 2,3-Dihydrofurans via P(NMe 2) 3- Mediated [1+4] Annulation of 1,2-Dicarbonyl Compounds with α, β-Unsaturated Ketones
Feixue Xue, Jianwei Zeng, Taishan Yan, Jie Han, Zhengjie He
Chinese Journal of Organic Chemistry . 2022, (11): 3805 -3815 .  DOI: 10.6023/cjoc202205021