Double carboxylation of o-alkynyl acetophenone with carbon dioxide

Wen‐Zhen Zhang, Mingwang Yang, Xu‐Tong Yang, Ling‐Long Shi, Huibo Wang, Xiao‐Bing Lu

Organic Chemistry Frontiers · 2015 · 45 citations · 97 references

Concepts

Abstract

A copper-catalyzed double carboxylation of <italic>o</italic>-alkynyl acetophenone using carbon dioxide <italic>via</italic> a carboxylation/intramolecular cyclization/second carboxylation sequence to afford 1(3<italic>H</italic>)-isobenzofuranylidene dicarboxylic esters in good yields is developed.

References

97