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Synthesis 1986; 1986(1): 66-69
DOI: 10.1055/s-1986-31480
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A New Method for the Synthesis of 3-Methylene-2-azetidinones

Kazuhiko Tanaka* , Hidemi Yoda, Kiyoko Inoue, Aritsune Kaji
  • *Department of Chemistry, Faculty of Science, Kyoto University, Sakyo, Kyoto 606, Japan
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Publikationsdatum:
20. August 2002 (online)

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The reaction of N-monosubstituted 2-[(tributylstannyl)-methyl]propenamides with dioxane dibromide affords N-monosubstituted 2-(bromomethyl)-propenamides which upon treatment with sodium hydride or potassium t-butoxide are converted to 3-methylene-2-azetidinones in good yields.