NHC–Pd(II)–Im (NHC=N-heterocyclic carbene, Im=1-methylimidazole) complex catalyzed coupling reaction of arylboronic acids with carboxylic acid anhydrides in water

Xiao-Fang Lin, Yao Li, Shuang-Yan Li, Zheng-Kang Xiao, Jian-Mei Lu

Tetrahedron

Volume 68, Issue 29, 22 July 2012, Pages 5806–5809
http://dx.doi.org/10.1016/j.tet.2012.05.016