Copper-Catalyzed Semihydrogenation of Alkynes to Z-Alkenes
Kazuhiko Semba*, Ryohei Kameyama, Yoshiaki Nakao*
*Department of Material Chemistry, Graduate School of
Engineering, Kyoto University, Nishikyo-Ku, Kyoto 615-8510, Japan, Email:
semba.kazuhiko.5nkyoto-u.ac.jp, nakao.yoshiaki.8n
kyoto-u.ac.jp
K. Semba, R. Kameyama, Y. Nakao, Synlett, 2015, 26, 318-322.
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Abstract
Copper-catalyzed semihydrogenation of internal alkynes proceeds under an atmosphere of hydrogen (5 atm) at 100 °C in the presence of a readily available catalyst to give various Z-alkenes stereoselectively.
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Key Words
alkynes, alkenes, catalysis, copper, semireduction of alkynes, hydrogen
ID: J60-Y2015