Srivastava S K
J Nat Prod. 1984 Sep-Oct;47(5):781-3. doi: 10.1021/np50035a004.
From the C6H6 extract of the whole plant of Zizyphus nummularia, a new (25 S)-spirostane was isolated and characterized as nummularogenin, (25 S)-3 alpha-hydroxy-5 alpha-spirostane-2, 12-dione.
从酸枣全株的苯提取物中,分离出一种新的(25S)-螺旋甾烷,并鉴定为酸枣皂苷元,即(25S)-3α-羟基-5α-螺旋甾烷-2,12-二酮。