Base-mediated insertion reaction of alkynes into carbon–carbon σ-bonds of ethanones: synthesis of hydroxydienone and chromone derivatives

• DOI: 10.1039/c7ob00476a
• Publication Date: 2017-03-07T10:23:39Z
• Authors: Fangfang Zhang; Qiyi Yao; Yang Yuan; Murong Xu; Lingkai Kong; Yanzhong Li
• Keywords: Chromone; Reinforced carbon–carbon; Base (topology); Carbon fibers

Base-promoted C–C σ-bond insertion with methylene compounds bearing only one EWG (C–C insertion/cyclization).