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本文使用稻瘟霉活性筛选模型(Pyricularia oryzae bioassay)和肿瘤细胞体外活性测试方法(MTT法)对紫金牛属植物朱砂根(Ardisia crenata Sims)和石豆兰属植物密花石豆兰(Bulbophillum odoratissimum Lindl.)进行了活性化合物的追踪分离及结构鉴定工作。 利用现代色谱手段从朱砂根的干燥根茎中分离得到24个化合物,通过化学和光谱学方法鉴定了它们的结构,它们分别是:岩白菜素bergenin(1),朱砂根皂苷Iardisicrenoside I(2)~*,朱砂根皂苷J ardisicrenoside J(3)~*,朱砂根皂苷K ardisicrenoside K(4)~*,百两金皂苷A ardisiacrispin A(5),百两金皂苷B ardisiacrispin B(6),朱砂根皂苷B ardisicrenoside B(7),朱砂根皂苷A ardisicrenoside A(8),朱砂根皂苷D ardisicrenoside D(9),朱砂根皂苷M ardisicrenoside M(10)~*,朱砂根皂苷C ardisicrenoside C(11),朱砂根皂苷L ardisicrenoside L(12)~*,朱砂根皂苷H ardisicrenoside H(13),朱砂根皂苷G ardisicrenoside G(14),3β-O-{β-D-木吡喃糖基-(1→2)-β-D-葡萄吡喃糖基-(1→4)-[β-D-葡萄吡喃糖基-(1→2)]-α-L-阿拉伯吡喃糖基}-16α,28-二羟基-齐墩果-12-烯-30-醛3β-O-{β-D-xylopyranosyl-(1→2)-β-D-glucopyranosyl-(1→4)-[β-D-glucopyranosyl-(1→2)]-α-L-arabinopyranosyl}-16α,28-dibydroxy-olean-12-en-30-aldehydc(15),3β,16α-二羟基-30-甲氧基-28,30-环氧-齐墩果-12-烯 3β,16α-dihydroxy-30-methoxy-28,30-epoxy-olean-12-en(16),2,4,6-三羟基苯甲酸2,4,6-tribydroxybenzoic acid(17),朱砂根皂苷P ardisicrenoside P(18)~*,西克拉明皂苷元A-3β-O-β-D-葡萄吡喃糖基-(1→2)-α-L-阿拉伯吡喃糖苷cyclamiretin A-3β-O-β-D-glucopyranosyl-(1→2)-α-L-arabinopyranoside(19),西克拉明皂苷元A-3β-O-β-D-葡萄吡喃糖基-(1→4)-α-L-阿拉伯吡喃糖苷cyclamiretin A-3β-O-β-D-glucopyranosyl-(1→4)-α-L-arabinopyranoside(20),西克拉明皂苷元A-3β-O-β-D-木吡喃糖基-(1→2)-β-D-葡萄吡喃糖基-(1→4)-α-L-阿拉伯吡喃糖苷cyclamiretin A-3β-O-β-D-xylopyranosyl-(1→2)-β-D-glucopyranosyl-(1→4)-α-L-arabinopyranoside(21),西克拉明皂苷元A-3β-O-α-L-鼠李吡喃糖基-(1→2)-β-D-葡萄吡喃糖基-(1→4)-α-L-阿拉伯吡喃糖苷cyclamiretin A-3β-O-α-L-rhamnopyranosyl-(1→2)-β-D-glucopyranosyl-(1→4)-α-L-arabinopyranoside(22),朱砂根皂苷N ardisicrenoside N(23)~*,朱砂根皂苷O ardisicrenoside O(24)~*。这24个化合物中,化合物16为三萜皂苷元类化合物,化合物1和17为小分子化合物,其余的21个化合物均为五环三萜皂苷类化合物。其中化合物2,3,4,10,12,18,23,24为新化合物,化合物15-17,19-22为首次沈阳药科大学体士学位论文摘县云百百百面面.面面面困面口口面万从该属植物中分离得到。 利用现代色谱手段从密花石豆兰的干燥全草中分离得到29个化合物,通过化学和光谱学方法鉴定了它们的结构,分别是:2,2,一二轻基一3,3‘一二甲氧基一4,5一亚甲二氧基二节(2,2‘一dihydz·oxy一3,3‘一dimethoxy一4,5一methylenedioxybibenzyl)(1)*,3,一轻基·3,5‘一二甲氧基一4,5一亚甲一二氧基二节(3’·hydroxy一3,5‘一 dimethoxy一4,5一ethylenedioxybibenzyl)(2)*,2,3,一二经基一3一甲氧基一4,5一亚甲二氧基二节(2,3,一diliydroxy·3-methoxy-4,5一methyleoedioxybibenzyl)(3),3‘,3一二经基一4,5一亚甲二氧基二节(3’,3·dihydroxy-4,5一methylened互oxybibenzyl)(4),3‘一经基一3一甲氧基一4,5一亚甲二氧基二节(3’一勿droxy一3一methoxy一4,5一methylenediox沙ibenZyl)(5),2一轻基一5一甲氧基一3,4,3‘,4’一二亚甲二氧基二节(2一hy由oxy一5一methoxy·3,4,3‘,4‘一dimethylenedioxybibenZyl)(6),5‘一经基一5一甲氧基一2,2‘一氧骄一3,4一亚甲二氧基二节(弘坤droxy一5一methoxy一2,2’·。抑in-3,4-methylenedioxybibenzyl)(7),4,5‘一二经基一3,3’一二甲氧基二节(4,5‘一dihydro材·3,3’一dimethox乃七ibenzyl)(s),4,5‘一二轻基一3,3’,5一三甲氧基二节(4,5‘·diliydroxy一3,3‘,5一trimethoxybibenzyl)(9),3,3‘一二经基一5‘一甲氧基二节(batatasin 111)(10),3‘一轻基一3,5-二甲氧基二节(3’一妙droxy一3,5一dimethoxybibenZyl)(11),2气(3“,5气二甲氧基一4即一经基苯基升3’一经基一2‘,3‘一二氢一4H-毗喃[5,,6‘一112一经基·5一甲氧基菲[2‘一(3“,5“一dimethoxy·4,‘一hydro郑benzyl)一3‘一hydroxy一2‘,3‘一dihydrO.4H-pyrano[5‘,6‘一习2一drO材-5一methox即henanthrene](12)*,2,7一二轻基一3,4一二甲氧基菲(2,7·dlhydroxy一3,4一dimethox),henanthrene)(13),2,5·二轻基一3,4一二甲氧基菲(2,5·dihydroxy·3,4一dimethox),henant脉ne)(14),2,7一二轻基·4一甲氧基菲(2,7一dihydro: