ChemInform Abstract: New Strategy for th
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M. LAUTENS; E. FILLION
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Article
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2010
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John Wiley and Sons
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The substituted dioxacyclic compounds (III) and (XI) are synthesized via the inter-and intramolecular "pincer" Diels-Alder reaction. The first ring-opening reaction of these compounds is significantly faster than the second. Treatment of tetracycle (IV) with BuLi at higher temperatures provides the