Synthesis of phenothiazines via ligand-free CuI-catalyzed cascade C–S and C–N coupling of aryl ortho-dihalides and ortho-aminobenzenethiols

Chuan Dai, Xiaofei Sun, Xingzhao Tu, Li Wu, Dan Zhan, Qingle Zeng
  • Chemical Communications, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2cc30814b