主要成分 |
1.茅苍术根茎含挥发油3.25%-6.92%,内含2-蒈烯(2-carene),1,3,4,5,6,7-六氢-2,5,5-trimethyl-2H-2,4α桥亚乙基萘(1,3,4,5,6,7-hexahydro-2,5,5-trimethyl-2H-2,4α-ethanonaphthalene),β-橄槛烯(β-maalinene),花柏烯(chamigrene),丁香烯(caryophyllene),榄香烯(elemene),葎草烯(humulene),芹子烯(selinene),广藿香烯(patchoulene),1,9-马兜铃二烯(1,9-aristolodiene),愈创薁醇(guaiol),榄香醇(elemol),苍术酮(atractylone),芹子二烯酮[seli-na-4(14),7(11)-diene-8-one],苍术呋喃烃(atractylodin),茅术醇(hinesol),β-桉叶醇(β-eudesmol)[1,2]等。根茎还含糠醛(furlade-hyde)[3],乙酰氧基苍术酮(3β-acetoxyatractylone),3β-羟基苍术酮(3β-hydroxyatracetylone)[4],白术内酯(butenoliede)B[5]等。又含色氨酸(tryptophane),3,5-二甲氧基-4-葡萄糖氧基苯基烯丙醇(3,5-dimethoxy-4-glucosyloxyphenylallylalcohol)以及2-(1,4α-二甲基-3-葡萄糖氧基-2-酮基-2,3,4,4α5,6,7,8-八氢萘-7-基)异丙醇葡萄糖甙[2-(1,4α-dimethyl-3-glucosyloy-2-oxo-2,3,4,4α5,6,7,8-octahydronaphthalen-7-yl)-isopropanolglucoside],2-[8-甲基-2,8,9-三羟基-2-羟甲基双环[5。3。0]癸-7-基]异丙醇葡萄糖甙
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全草含黄酮类,甾醇类,三萜类,烷烃类及机酸类等化合物。黄酮类:5-羟基-6,7-二甲氧基黄酮(5-hydroxy-6,7-dime-thoxyflavone),5-羟基-7,8-二甲氧基黄酮(5-hydroxy-7,8-dime-thoxyflavone),5,7-二羟基-4-甲氧基黄酮(5,7-dihydroxy-4-me-thoxyflavone),5-羟基-7,4二甲氧基黄烷醇(5-hydroxy-7,4-di-methoxyflavanonol),5-羟基-6-O-α-D-吡喃半乳糖甙(5-hydroxy-6-methylflavanone-7-O-α-D-galacopyranoside)[1,2],刺槐素-7-O-β-D-葡萄糖甙(acacetin-7-O-β-D-glucoside)[2]。甾醇类:β-谷甾醇(β-sitosterol),胡萝卜甙(β-sitosterol-3-O-β-D-glucoside)[2,3]。三萜类:熊果酸(ursolicacid)[2,3],委陵菜酸(tormenticacid),2-α-羟基熊果酸(2-α-hydroxyursolicacid)[3]。烷烃类:6-甲基三十三烷(6-methyl-trtriacontane),13-环已基二十六烷(13-cyclohxyl-bexacosane)[2]。有机酸类:棕榈酸(palmiticacid),亚油酸(linoleicacid),亚麻酸(linolenicacid)[2]。 |