One-step assembling reaction to the pentacyclic acetal of pinnatoxins
Abstract
Treatment of acyclic tetraketone 8 with HF·py in MeCN afforded the pentacyclic system 1 in pinnatoxins with a high selectivity in good yield.
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Division of Chemistry, Graduate School of Science, Hokkaido University, Sapporo, Japan.
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Treatment of acyclic tetraketone 8 with HF·py in MeCN afforded the pentacyclic system 1 in pinnatoxins with a high selectivity in good yield.
One-step assembling reaction to the pentacyclic acetal of pinnatoxins
J. Ishihara, S. Tojo, A. Kamikawa and A. Murai, Chem. Commun., 2001, 1392 DOI: 10.1039/B104200A
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