Synthetic Transformations of Higher Terpenoids: XI. Synthesis of A-Nor-5bH-19b,28-epoxy-18a-olean-3-one Derivatives

Author： Medvedeva N. I. Flekhter O. B. Tretyakova E. V. Galin F. Z. Baltina L. A. Spirikhin L. V. Tolstikov G. A.

ISSN： 1070-4280

Source： Russian Journal of Organic Chemistry, Vol.40, Iss.8, 2004-08, pp. : 1092-1097

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