Synlett 1992; 1992(8): 671-672
DOI: 10.1055/s-1992-21453
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A Simple Synthetic Method for γ-Methylene-γ-butyrolactones from Diallyl 2-Propynylmalonates by Palladium-Catalyzed Cyclization and Hydrogenolysis with Formic Acid

Tadakatsu Mandai* , Kazumi Ohta, Norimitsu Baba, Mikio Kawada, Jiro Tsuji
  • *Department of Applied Chemistry, Okayama University of Science, Ridai-cho, Okayama 700, Japan
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Publication History

Publication Date:
08 March 2002 (online)

A simple synthetic method for α-alkyl-γ-methylene-γ-butyrolactones 8 from easily available diallyl alkyl(2-propynyl)malonates 7 by the palladium(0)-catalyzed tandem cyclization and hydrogenolysis with formic acid is reported.