Crossref Cited-by Linking logo

Collect. Czech. Chem. Commun. 1973, 38, 3902-3911
https://doi.org/10.1135/cccc19733902

Triterpenes. XXXII. Absolute configuration at C(20) in 29-substituted lupane derivatives

A. Vystrčil, V. Pouzar and V. Křeček

Crossref Cited-by Linking

  • Kozubek Marie, Hoenke Sophie, Deigner Hans-Peter, Csuk René: Betulinic acid and glycyrrhetinic acid derived piperazinyl spacered rhodamine B conjugates are highly cytotoxic and necrotic. Results in Chemistry 2022, 4, 100429. <https://doi.org/10.1016/j.rechem.2022.100429>
  • Kozubek Marie, Hoenke Sophie, Schmidt Theresa, Deigner Hans-Peter, Al-Harrasi Ahmed, Csuk René: Synthesis and cytotoxicity of betulin and betulinic acid derived 30-oxo-amides. Steroids 2022, 182, 109014. <https://doi.org/10.1016/j.steroids.2022.109014>
  • Lukáč Miloš, Horváth Branislav, Pisárčik Martin, Devínsky Ferdinand, Horáková Renáta: Improved isolation of betulin and lupeol from birch bark and oxidation of their acetylated derivatives with chromyl chloride. Monatsh Chem 2018, 149, 947. <https://doi.org/10.1007/s00706-018-2165-3>
  • Galeron Marie-Aimée, Volkman John K., Rontani Jean-François: Oxidation products of betulin: New tracers of abiotic degradation of higher plant material in the environment. Organic Geochemistry 2016, 91, 31. <https://doi.org/10.1016/j.orggeochem.2015.10.010>
  • Kazakova O. B., Medvedeva N. I., Suponitskii K. Yu.: Synthesis and molecular structure of 3β,28-diacetoxy-(20R)-lupan-29-oic acid. Chem Nat Compd 2012, 48, 83. <https://doi.org/10.1007/s10600-012-0163-y>
  • Bar Fatma M. Abdel, Khanfar Mohammad A., Elnagar Ahmed Y., Liu Hui, Zaghloul Ahmed M., Badria Farid A., Sylvester Paul W., Ahmad Kadria F., Raisch Kevin P., El Sayed Khalid A.: Rational Design and Semisynthesis of Betulinic Acid Analogues as Potent Topoisomerase Inhibitors. J. Nat. Prod. 2009, 72, 1643. <https://doi.org/10.1021/np900312u>
  • Abdel Bar Fatma M., Zaghloul Ahmed M., Bachawal Sunitha V., Sylvester Paul W., Ahmad Kadria F., El Sayed Khalid A.: Antiproliferative Triterpenes from Melaleuca ericifolia. J. Nat. Prod. 2008, 71, 1787. <https://doi.org/10.1021/np800360a>
  • Pouzar Vladimı́r, Slavı́ková Tereza, Černý Ivan: Synthesis of (19E)-3β,7α-dihydroxy-17-oxoandrost-5-en-19-al 19-(O-carboxymethyl)oxime, a new hapten for 7α-hydroxydehydroepiandrosterone(3β,7α-dihydroxyandrost-5-en-17-one). Steroids 1998, 63, 454. <https://doi.org/10.1016/S0039-128X(98)00047-6>
  • Piatak David M., Ashline Kirk A., Angelos George, Swenson Rebecca P., Caspi Eliahu: A1H NMR anomaly for steroidal alcohols? Reactions of a steroidal γ‐ketoacid. Lipids 1982, 17, 235. <https://doi.org/10.1007/BF02535110>
  • Chakrabartty Tarakeswar, Poddar Gurudas, Pyrek Jan st.: Isolation of dihydroxylupene and dihydroxylupane from the bark of Lawsonia inermis. Phytochemistry 1982, 21, 1814. <https://doi.org/10.1016/S0031-9422(82)85077-2>
  • Kulshreshtha D.K.: Three new oxygenated triterpenoids of the lupane series from Gymnosporia wallichiana. Phytochemistry 1977, 16, 1783. <https://doi.org/10.1016/0031-9422(71)85089-6>
  • VYSTRCIL A., POUZAR V., KRECEK V.: ChemInform Abstract: TRITERPENES PART 32, ABSOLUTE CONFIGURATION AT C(20) IN 29‐SUBSTITUTED LUPANE DERIVATIVES. Chemischer Informationsdienst 1974, 5. <https://doi.org/10.1002/chin.197411454>