A new A-noroleanane triterpenoid with an altered pentacyclic skeleton of 2,11-dioxo-norolean A(1)-12,18(19)dien-30-oic acid based on 18,19-dehydroglycyrrhetic acid was synthesized.
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The work was supported financially by the RFBR (Grant 08-03-00366).
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Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 69–71, January–February, 2011.
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Khudobko, M.V., Mikhailova, L.R., Baltina, L.A. et al. Synthesis of 2,11-dioxo-norolean A(1)-12,18(19)-dien-30-oic acid. Chem Nat Compd 47, 76–78 (2011). https://doi.org/10.1007/s10600-011-9834-3
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DOI: https://doi.org/10.1007/s10600-011-9834-3