Synthesis of modified proanthocyanidins: easy and general introduction of a hydroxy group at C-6 of catechin; efficient synthesis of elephantorrhizol |
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| Authors: | Boyer François-Didier Es-Safi Nour-Eddine Beauhaire Josiane Guernevé Christine Le Ducrot Paul-Henri |
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| Institution: | Unité de Phytopharmacie et Médiateurs Chimiques, Inra, Route de Saint-Cyr, 78026 Versailles Cedex, France. |
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| Abstract: | A general procedure for the oxidation of catechin derivatives is described, leading to the introduction of a new hydroxy group at C-6. This procedure has been applied for the synthesis of elephantorrhizol, a natural flavan-3-ol exhibiting a fully substituted cycle A. |
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