Ruthenium-Catalyzed Transformation of Aryl and Alkenyl Triflates to Halides
Yusuke Imazaki, Eiji Shirakawa*, Ryota Ueno and Tamio Hayashi*
*Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo, Kyoto 606-8502, Japan, Email: shirakawakuchem.kyoto-u.ac.jp, thayashikuchem.kyoto-u.ac.jp
Y. Imazaki, E. Shirakawa, R. Ueno, T. Hayashi, J. Am. Chem. Soc., 2012, 134, 14760-14761.
DOI: 10.1021/ja307771d (free Supporting Information)
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Aryl triflates were simply transformed to aryl bromides or iodides in the presence of LiBr or NaI and [Cp*Ru(MeCN)3]OTf as catalyst. A similar transformation of alkenyl sulfonates and phosphates can be conducted under mild conditions to provide the corresponding halides.
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