Synlett 1998; 1998(3): 313-315
DOI: 10.1055/s-1998-36073
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Methylenation of Carbonyl Compounds by Means of Nysted Reagent

Seijiro Matsubara* , Masakazu Sugihara, Kiitiro Utimoto
  • Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Yoshida, Sakyo, Kyoto 606-8501, Japan
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Publikationsverlauf

Publikationsdatum:
31. Dezember 2000 (online)

Nysted reagent [cyclo-dibromodi-µ-methylene(µ-tetrahydrofuran)trizinc], a commercially available gem-dimetallic compound, reacted with aldehydes affording methylenated products in the presence of BF3·OEt2, whereas methylenation of ketones proceeded in the presence of BF3·OEt2 and TiCl2.