学科分类
/ 1
1 个结果
  • 简介:二新C-21steroidalglycosides,mucronatosidesM(1)和N(2),从白前科植物mucronata的茎被孤立,和一已知的复合stephanosideM(3)。根据化学证据和广泛的分光镜的方法,包括一个维、二维的NMR,二新混合物的结构作为12-O-tigloyl-20-O-N-methylanthraniloylsarcostin3-O--D-glucopyranosyl-(14)被识别-6-deoxy-3-O-methyl--D-allopyranosyl-(14)-(-D-cymaropyranosyl-(14)--D-cymaropyranoside(1),和12-O-cinnamoyl-20-O-nicotinoyl(20S)-pregn-6-ene-3(,5(,8,12,14(,17,20-heptanol3-O--D-glucopyranosyl-(14)-6-deoxy-3-O-methyl--D-allopyranosyl-(14)--D-cymaropy

  • 标签: 黑鳗藤 茎秆 21碳甾类糖苷 中草药 有效成分 分离