Photochemical Transformations of Some Ne
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Gianfranco Fontana; Giuseppe Savona; NicolΓ² Vivona; BenjamΓn RodrΓguez
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Article
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1999
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John Wiley and Sons
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English
β 149 KB
π 1 views
transformed into 7 by a stereoselective intramolecular [2+2] cycloaddition reaction involving its furanic 13(16)-double Some neoclerodane (2-4) and labdane (5 and 6) diterpene ketones having a Ξ²-or Ξ³-hydroxy function, an Ξ±-epoxy group, bond. Finally, the Ξ±-epoxy ketone 6 was rearranged to the 10(9Η8