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Synthesis 2007(20): 3195-3200
DOI: 10.1055/s-2007-990781
DOI: 10.1055/s-2007-990781
PAPER
© Georg Thieme Verlag Stuttgart · New York
N-Heterocyclic Carbene Catalyzed Reaction of Enals and Diaryl-1,2 diones via Homoenolate: Synthesis of 4,5,5-Trisubstituted γ-Butyrolactones
Weitere Informationen
Received
23 May 2007
Publikationsdatum:
21. September 2007 (online)
Publikationsverlauf
Publikationsdatum:
21. September 2007 (online)
Abstract
Nucleophilic heterocyclic carbene (NHC)-catalyzed annulation of enals proceeds with variety of 1,2-dicarbonyl compounds, leading to the formation of 4,4,5-trisubstituted γ-butyrolactones.
Key words
lactones - homoenolate - N-heterocyclic carbene - benzil - thenil - furil
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References
CCDC 280173 (4a) and 626910 (11a) contain the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data_request/cif.