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- Keywords Rubus corchorifolius L.f;kauran diterpene;isolation and identification; 关键词山莓;贝壳杉烷二萜;分离与鉴定;
- kauran diterpene 贝壳杉烷二萜
- Keywords Euphorbia wallichii;Euphorbiaceae;kaurane diterpene; 大果大戟;大戟科;贝壳杉烷型二萜;
- Conclusions The diterpene compound is a new compound. 结论此二萜类化合物为新化合物。
- Diterpene quinone of Salvia Linn. and their taxonomic significance. 鼠尾草属植物的二萜醌类化合物和它在分类上的意义.
- A New Diterpene Lactone from the Soft Coral Sarcophyton molle Tix. Dur. 柔软肉芝软珊瑚中的新二萜内酯。
- Results One diterpene compound was isolated from the 95% of alcohol extract of the seeds of Caesalpinia minax Hance. 结果从喙荚云实的体积分数为95%25的乙醇回流提取物中分离鉴定了1个二萜类化合物。
- OBJECTIVE The extraction method of Tripterygium wilfordii and determination method of total diterpene in acetic ether extract were estabished. 本文讨论了雷公藤的提取方法及乙酸乙酯提取物总二萜含量测定方法。
- Fresh soap its components, trace alkaloids, inulin and plant-rich alcohol, as well as chamber and dandelion friedelin diterpene resin acids and other acids have been. 其成份食皂、微量生物碱、菊糖及植物富醇,还有木栓硐及蒲公英萜酸已酸脂等。
- Taxol A diterpene originally isolated from the bark of the Pacific yew (Taxus brevifolia), that has proved an effective treatment for solid tumors, especially breast cancer. 紫杉醇:从太平洋紫杉木(Taxusbrevifolia)中最先分离出的双萜物质。被证明是有效的治疗实体瘤的药物,尤其是针对乳腺癌。
- Taxol, a complex polyoxygenated diterpene isolated from a rare plant of Taxus which has the extreme limit of medicinal sources, could not meet the clinical needs. 紫杉醇来源于珍稀的红豆杉属植物(Taxus),药源极其有限,无法满足临床用药需要。
- The authors also studied the route of photochemical reaction using bicyclo( tricyclo) diterpene derivatives as material and ambergris type materials were obtained with a16% total yield. 以二萜二环或三环衍生物为原料;通过光解、敏氧化获得龙涎香气香料;总得率约16%25.
- In accordance with the chronological characteristics of biomarkers of crude oil,the authors propose that the Jurassic crude oil and Upper Permian crude oil can be identified by Diterpene index. 根据原油中生物标记物的年代学特征 ;提出利用二萜烷指数将侏罗系的原油 (二萜烷指数 >0 8)与上二叠统的原油 (二萜烷指数 <0 5 )加以区别的方法。
- The molecular structure of Ia, which was deduced from the result of crystal structure analysis of Ib, shows that it is a novel diterpene containing chlorine with a 5,11-bicyclic carbon skeleton, the molecular formula C20H33O4Cl. 由Ib的晶体结构分析结果推断Ia的分子式为C_(20)H-(33)O_4Cl。 它是一个具有五、十一员双环碳骨架的新型含氯二萜。
- Yoshida Mitsuzi, Feng Weijian , Saijo Nagahiro, et al: Antitumor activity of daphnane-type diterpene gnidimacrin isolated from S chamaejasme L. International Journal of Cancer. 66:268,1996. 冯威健,池川哲郎,吉田光二:瑞香狼毒提取物尼地吗啉的抗癌活性。中华肿瘤杂志。17(1):24,1995。
- Keywords Helianthus annuus;diterpene;cytotoxicity; 向日葵;二萜;细胞毒活性;
- Keywords soft coral;diterpene;2D NMR; 软珊瑚;二萜;二维谱;
- Keywords Diterpene Esters;toxicity;progress; 大戟二萜醇酯;毒效;研究进展;
- A NOVEL DITERPENE GLYCOSIDE FROM THE SOFT CORAL LEMNALIA BOURNEI 波伦鳞花软珊瑚的一种新型二萜糖甙
- Studies on the Diterpene Alkaloids of Aconitum geniculatum Flet 东川乌头中二萜生物碱的研究