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Synlett 2000; 2000(2): 182-184
DOI: 10.1055/s-2000-6497
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Synthesis of 5-Substituted α,β-Butenolides by Iron-promoted Intramolecular Cyclocarbonylation: Addition of Organometallic Reagents to Iron-substituted Enals

Christian Möller* , Mark Mikulás, Frank Wierschem, Karola Rück-Braun
  • *Institut für Organische Chemie, Johannes Gutenberg-Universität, Duesbergweg 10-14, 55099 Mainz, Germany; Fax +49-61 31-39-2 47 86; E-mail: krueck@mail.uni-mainz.de
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Publication Date:
31 December 2000 (online)

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Reactions of organolithium and Grignard reagents with cyclic [η5-C5H5(CO)2Fe]-substituted enals provide α,β-butenolides by reaction cascade involving an intramolecular cyclocarbonylation step.

iron - reaction cascade - carbonylation - enals - α,β-butenolides

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