EUPHORBIACEAE相关论文
Two novel poly -oxygen bipyridine alkaloids, speranculatines A (1) and B (2) have been isolated from speranskia tubercul......
Proteomic analysis of differentially abundant proteins in the embryo and endosperm of Givotia molucc
Proteome analysis of embryo and endosperm of Givotia moluccana,a promising angiosperm tree species was carried out using......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
A new friedelane triterpenoid and saponin with moderate antimicrobial activity from the stems of Dry
A new friedelane-type triterpene named 3β-hydroxyfriedelane-7,12,22-trione,as well as nine known compounds were isolate......
Two novel poly-oxygen bipyridine alkaloids, speranculatines A (1) and B (2) have been isolated from Speranskia tubercula......
Two novel diterpenes, Euphorprolitherin A (1) and Euphorprolitherin B (2), were isolated from the roots of Euphorbia pro......
A new flavonol glycoside, isorhamnetin-3-O-β-D-xyloside, was isolated from the extract of leaves and twigs of Alchornea......
A new friedelane triterpenoid and saponin with moderate antimicrobial activity from the stems of Dry
A new friedelane-type triterpene named 3β-hydroxyfriedelane-7,12,22-trione, as well as nine known compounds were isolat......
Methanolic extract of Euphorbia cornigera Boiss.on HPLC separation yielded three new compounds.Their structures and rela......
从大戟属植物蒿状大戟(Euphorbia dracunculoides L.)地上部分70%丙酮提取物的石油醚部位分离得到6个化合物,经NMR和ESI-MS等波谱技......
报道了中国大戟科一新记录属——小果木属(Micrococca Benth.)。小果木Micrococcamercurialis(L.)Benth.首次在海南发现。......
[目的]对飞扬草地上部分进行化学成分研究。[方法]利用正反相硅胶和Sephadex LH-20对飞扬草的化学成分进行分离、纯化,并利用MS,NM......
目的 研究大戟科野桐属植物滇黔野酮Mallotus milliettii藤茎的化学成分。方法采用硅胶柱、RP-18及Sephadex LH-20凝胶柱色谱法对......
From the stem bark of Sapium sebiferum a new triterpenoid, named sebiferone (1), was isolated. The structure of the new ......
从棒柄花(Cleidion brevipetiolatum)的乙醇提取物中分离得到6个化合物,经波谱分析确定其结构为:benzyl-1-O-β-D-glucopyranoside......
从大果大戟的根部首次分离得到一个对映-贝壳杉烷型二萜,利用波谱方法鉴定为ent-16α,17-dihydroxykauran-3-one(1)。首次对化合物1在......
从厚叶算盘子(Glochidion hirsutum)的乙醇提取物中,用硅胶和凝胶柱层析分离得到8个化合物,通过波谱学方法鉴定为bergenin(1),isovitexin(2......
从异叶三宝木(Trigonostemon flavidus)叶中分离得到9个化合物,经波谱数据分析鉴定为robusticacid(1),1-[6.hydroxy-2.methoxy-2″,2″-dime......
对叶下珠属Phyllanthus Linn. 13种植物花粉进行了光学显微镜和扫描电镜的观察.研究表明,本属花粉虽然在大小、形状和外壁纹饰等方......
对秋枫属两个种Bischofia javanica和B.polycarpa的体细胞进行了染色体计数研究。结果表明这两个种在形态学上虽然存在差异,如秋枫......
[目的]对飞扬草地上部分进行化学成分研究。[方法]利用正反相硅胶和Sephadex LH-20对飞扬草的化学成分进行分离、纯化,并利用MS,NM......
首次利用电感耦合等离子体发射光谱研究木薯皮的矿物质的种类及含量,又利用超临界及传统提取方法得到木薯皮不同极性部位的化学成分......
山苦茶系大戟科野桐属植物,海南称鹧鸪茶,为雄雌异株,叶背具有透明腺点,含零陵香豆样香味芳香油,其叶可作茶叶供药用和泡制饮料用,......
从大戟属植物飞扬草(Euphorbia hirta)地上部分的乙醇提取物中分离得到一个木脂素苷,经IR,NMR和HRESIMS等波谱技术鉴定为化合物tibetic......
从肥牛木(Cephalomappa sinensis)叶乙醇提取物的乙酸乙酯萃取部分分离得到了5个酚性成分,经波谱分析确定其结构分别为:没食子酸(1),原儿......
在已知的昆虫与植物所形成的专性授粉互惠共生体系中,榕树-榕小蜂、丝兰-丝兰蛾体系是经典实例,国内外学者已经从不同角度进行了大量......
综合运用硅胶柱层析、反相硅胶柱色谱法、Sephadex LH-20凝胶柱层析以及制备高效液相等色谱分离技术,对大戟科白饭树属植物白饭树(F......
肥牛木(或称肥牛树,Cephalomappa sinensis)为大戟科(Euphorbiaceae)一单种属植物,为常绿乔木,其分布区狭窄,仅限于广西西南部石灰岩山地.肥......
【目的】比较ITS2、ITS、psbA-trnH、rbcL、matK序列对海南大戟科植物的鉴定能力。【方法】利用PCR测序法对供试样本目的片段进行......
目的:研究药用植物南欧大戟中的化学成分。方法:采用多种色谱手段和重结晶等方法,分离纯化化合物;根据化合物的理化性质和波谱数据......