Collect. Czech. Chem. Commun. 1989, 54, 1928-1939

Conformation of ring A in triterpenoid ketones. Carbon-13 chemical shifts and spin-lattice relaxation times of lupane and 18α-oleanane derivatives

Miloš Buděšínskýa and Jiří Klinotb

a Institute of Organic Chemistry and Biochemistry, Czechoslovak Academy of Sciences, 166 10 Prague 6
b Department of Organic Chemistry, Charles University, 128 40 Prague 2

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