Cobalt-Catalyzed syn Hydrophosphination of Alkynes

Hirohisa Ohmiya, Hideki Yorimitsu, Koichiro Oshima*

*Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Kyoto-daigaku Katsura, Nishikyo-ku, Kyoto, Email: oshimaorgrxn.mbox.media.kyoto-u.ac.jp

H. Ohmiya, H. Yorimitsu, K. Oshima, Angew. Chem. Int. Ed., 2005, 44, 2368-2370.

DOI: 10.1002/anie.200500255

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Abstract

A stereoselective hydrophosphination reaction of alkynes with diphenylphosphane has been developed. The reaction is mediated by a cobalt catalyst and butyllithium.

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Key Words

alkenes, alkynes, cobalt, phosphines, thiophosphines, sulfidation, regioselectivity

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ID: J06-Y2005-380