Divalent Palladium Catalyzed Stereoselective Synthesis of α-(Z)-(Halomethylene)-γ-butyrolactone Derivatives and Its Mechanism

DOI: 10.1021/jo00017a025

Source and publish data:

Journal of Organic Chemistry p. 5120 - 5125 (1991)

Update date:2022-08-06

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Authors:

Ma, Shengming

Lu, Xiyan

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Article abstract of DOI:10.1021/jo00017a025

α-Methylene-γ-butyrolactone rings have been constructed by bis(benzonitrile)palladium dihalide or Pd-(OAc)2-LiX catalyzed cyclization reaction of haloallylic 2-alkynoates.A mechanism involving a trans halopalladation, followed by intramolecular insertion

Full text of DOI:10.1021/jo00017a025

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