中文名稱：黃芪甲苷
英文別名：Astragaloside IV; beta-D-Glucopyranoside, (3beta,6alpha,16beta,24R)-20,24-epoxy-16,25-dihydroxy-3-(beta-D-xylopyranosyloxy)-9,19-cyclolanostan-6-yl; (3beta,6alpha,9beta,16beta,20R,24S)-16,25-dihydroxy-3-(beta-D-xylopyranosyloxy)-20,24-epoxy-9,19-cyclolanostan-6-yl beta-D-threo-hexopyranoside
分子式：C41H68O14
化學(xué)名: 17-[5-(1-Hydroxyl-1-methyl-ethyl)- 2methyl-tetrahydro- furan-2-yl]-4,4,13,14-tetramethyl-tetradecahydro-cyclopropa[9,10]cyclopenta[a]phenanthren-16-ol-3-β-D-aracopyranosyl-6-β-D- glucoside
Mp: 200~204℃
[α]D:-56.6（c,0.13 in DMF）
UV:λmax203 nm
外觀：白色結(jié)晶粉末,低含量黃芪提取物為棕黃色粉末。
純度：98%以上，檢測(cè)方法HPLC.
植物來源： 豆科亞歷山大黃芪Astragalus alexandrinus Boiss根，深裂黃芪Astragalus dissectus的根，膜莢黃芪Astragalus membranaceus (Fisch.)Bungede 根，綿毛黃芪Astragalus sieversianus Pall.的根，多刺黃芪Astragalus spinosus Vahl地上部分。
