Synthetic transformations of higher terpenoids:: XI.: Synthesis of A-nor-5βH-19β,28-epoxy-18α-olean-3-one derivatives

被引:13
|
作者
Medvedeva, NI [1 ]
Flekhter, OB
Tretyakova, EV
Galin, FZ
Baltina, LA
Spirikhin, LV
Tolstikov, GA
机构
[1] Russian Acad Sci, Inst Organ Chem, Ufa Sci Ctr, Ufa 450054, Bashkortostan, Russia
[2] Russian Acad Sci, Siberian Div, Vorozhtsov Novosibirsk Inst Organ Chem, Nobosibirsk, Russia
基金
俄罗斯基础研究基金会;
关键词
D O I
10.1023/B:RUJO.0000045887.67489.44
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Starting with allobetulin triterpenoid A-nor-derivatives with a cis-junction of A/B rings were prepared for the first time.
引用
收藏
页码:1092 / 1097
页数:6
相关论文
共 14 条
  • [1] Synthetic Transformations of Higher Terpenoids: XI. Synthesis of A-Nor-5bH-19b,28-epoxy-18a-olean-3-one Derivatives
    N. I. Medvedeva
    O. B. Flekhter
    E. V. Tretyakova
    F. Z. Galin
    L. A. Baltina
    L. V. Spirikhin
    G. A. Tolstikov
    Russian Journal of Organic Chemistry, 2004, 40 : 1092 - 1097
  • [2] Preparation and conformational study of 19α, 28-epoxy-18α-olean-5-ene derivatives+
    Dracinsky, M
    Richtr, VC
    Krecek, VC
    Sejbal, J
    Klinot, J
    Budesinsky, M
    COLLECTION OF CZECHOSLOVAK CHEMICAL COMMUNICATIONS, 2006, 71 (03) : 387 - 410
  • [3] Pd-Catalyzed Synthesis of 2-Alkynyl Derivatives of 19β,28-Epoxy-18α-olean-1-en-3-one
    Shakhmaev, R. N.
    Sunagatullina, A. Sh.
    Abdullina, E. A.
    Zorin, V. V.
    RUSSIAN JOURNAL OF ORGANIC CHEMISTRY, 2017, 53 (11) : 1705 - 1709
  • [4] Pd-catalyzed synthesis of 2-alkynyl derivatives of 19β,28-epoxy-18α-olean-1-en-3-one
    R. N. Shakhmaev
    A. Sh. Sunagatullina
    E. A. Abdullina
    V. V. Zorin
    Russian Journal of Organic Chemistry, 2017, 53 : 1705 - 1709
  • [5] (E)-17β, 19-Epoxymethano-17,23,24-tridemethyl-4-nor-5β, 18α-olean-3-one oxime
    Froelich, Anna
    Kazakova, Oxana B.
    Tolstikov, Genrikh
    Gzella, Andrzej K.
    ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 2009, 65 : O1262 - U1719
  • [6] Synthesis of 19β,28-epoxy-23,24-dinor-A-neo-18α-olean-4-en-3-one from betulin
    N. I. Medvedeva
    O. B. Flekhter
    O. S. Kukovinets
    F. Z. Galin
    G. A. Tolstikov
    I. Baglin
    C. Cavé
    Russian Chemical Bulletin, 2007, 56 : 835 - 837
  • [7] Synthesis of 19β,28-epoxy-23,24-dinor-A-neo-18α-olean-4-en-3-one from betulin
    Medvedeva, N. I.
    Flekhter, O. B.
    Kukovinets, O. S.
    Galin, F. Z.
    Tolstikov, G. A.
    Baglin, I.
    Cave, C.
    RUSSIAN CHEMICAL BULLETIN, 2007, 56 (04) : 835 - 837
  • [8] Synthesis and Antiviral Activity of 21β-Acetyl-20β,28-Epoxy-18α,19βH-Ursane Derivatives Against Influenza H1N1 and SARS-Cov-2 Spike Pseudovirus
    Khusnutdinova, E. F.
    Galimova, Z. I.
    Petrova, A. V.
    Tretyakova, E. V.
    Smirnova, I. E.
    Slita, A. V.
    Fedij, S. V.
    Zarubaev, V. V.
    Xiao, S.
    Ma, X.
    Zhou, D.
    Rybalova, T. V.
    Polovyanenko, D. N.
    Kazakova, O. B.
    CHEMISTRY OF NATURAL COMPOUNDS, 2024, 60 (02) : 275 - 282
  • [9] Oxidation of 3β-Acetoxy-21β-acetyl-20β,28-epoxy-18α,19βH-ursane into Novel gem-Chloronitro- and 1,2,4,5-tetraoxane derivatives
    Yamansarov, Emil Yu.
    Khusnutdinova, El'mira F.
    Lobov, Alexander N.
    Kazakova, Oxana B.
    Suponitsky, Kirill Yu.
    NATURAL PRODUCT COMMUNICATIONS, 2018, 13 (03) : 307 - 310
  • [10] Synthesis and Antiviral Activity of 21β-Acetyl-20β,28-Epoxy-18α,19βH-Ursane Derivatives Against Influenza H1N1 and SARS-Cov-2 Spike Pseudovirus
    E. F. Khusnutdinova
    Z. I. Galimova
    A. V. Petrova
    E. V. Tretyakova
    I. E. Smirnova
    A. V. Slita
    S. V. Fedij
    V. V. Zarubaev
    S. Xiao
    X. Ma
    D. Zhou
    T. V. Rybalova
    D. N. Polovyanenko
    O. B. Kazakova
    Chemistry of Natural Compounds, 2024, 60 : 275 - 282