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Palladium Porphyrin Catalyzed Hydrogenation of Alkynes: Stereoselective Synthesis of cis-Alkenes

Ryo Nishibayashi, Takuya Kurahashi*, Seijiro Matsubara*

*Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Kyoto 615-8510, Japan, Email:,

R. Nishibayashi, T. Kurahashi, S. Matsubara, Synlett, 2014, 25, 1287-1290.

DOI: 10.1055/s-0033-1341240


(Tetraphenylporphyrin)palladium can be used as a catalyst for the chemoselective and stereoselective hydrogenation of alkynes to cis-alkenes in good to excellent yields via syn-addition of hydrogen. Alkynes containing various functional groups were tolerated.

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Key Words

alkynes, alkenes, catalysis, palladium, semireduction of alkynes, hydrogen

ID: J60-Y2014