Copper porphyrin-catalyzed aerobic oxidative coupling of terminal alkynes with high TON

Copper porphyrin-catalyzed Glaser–Hay-type couplings of terminal alkynes generating 1,3-diynes are described

Wen-Bing Sheng; Tie-Qiao Chen; Ming-Zhong Zhang; Mi Tian; Guo-Fang Jiang; Can-Cheng Guo

2016

Scholarcy highlights

  • Copper porphyrin-catalyzed Glaser–Hay-type couplings of terminal alkynes generating 1,3-diynes are described
  • Copper-porphyrin is an effective catalyst for the cross-coupling of terminal alkynes with excellent selectivity
  • This reaction features high TON and is complete in an hour, providing a facile, clean, and efficient protocol to access various 1,3-diynes including those with functional groups under mild reaction conditions
  • This transformation would take place via a radical process

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