Oxidation of betulin and its acetates with dimethyldioxirane
Abstract
The stereospecificity of epoxidation and the chemoselectivity of oxidation of hydroxy groups in the reactions of 20,29-lupene triterpenoids with dimethyldioxirane is discovered.
a Institute of Organic Chemistry, Ufa Scientific Centre of the Russian Academy of Sciences, Ufa, Russian Federation, prosp. Oktyabrya 71, Ufa, Russian Federation
b A.N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, Moscow, Russian Federation, ul. Vavilova, 28, Moscow, Russian Federation
c N.N. Vorozhtsov Novosibirsk Institute of Organic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, Russian Federation, Prospekt Akademika Lavrent'eva, 9, Novosibirsk, Russian Federation
The stereospecificity of epoxidation and the chemoselectivity of oxidation of hydroxy groups in the reactions of 20,29-lupene triterpenoids with dimethyldioxirane is discovered.
Oxidation of betulin and its acetates with dimethyldioxirane
O. Yu. Ashavina, N. N. Kabalnova, O. B. Flekhter, L. V. Spirikhin, F. Z. Galin, L. A. Baltina, Z. A. Starikova, M. Yu. Antipin and G. A. Tolstikov, Mendeleev Commun., 2004, 14, 221 DOI: 10.1070/MC2004v014n05ABEH001873
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