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- bicyclic sesquiterpene 二环倍半萜
- Progress in studies on sesquiterpene lactones from Xanthium L. 苍耳属中倍半萜内酯的研究进展。
- Bicyclic point lower right symbol, another jewelry back intact. 点右下双环符号,另珠宝回复原样。
- Shenyanglink, bicyclic, the entire three-ring are the number ah?? 沈阳一环,二环,三环的全程分别是多少啊???
- Monocyclic compounds yield is up to 95% as bicyclic comp... 当双环裂解率达70%25时,单环收率仍可达95%25。
- Three novel dimeric sesquiterpene lactones from Ainsliaea macrocephala. Zhang Wei-dong(通讯作者);et al.
- Aim: To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim:To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim: To synthesize carboxylate derivatives of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的羧酸酯衍生物。
- Gossypol is a kind of sesquiterpene, which generally exist in the gossypol gland. 棉酚是一种存在于棉酚腺体的倍半萜烯类化合物。
- The results showed that sesquiterpene cyclase gene was induced to express by elicitation of CuCl2. 结果表明,Cu2+能诱导辣椒叶片表达倍半萜环化酶活性,酶活性的表达与相应的基因转录有关。
- Survey in studies on chemical constituents of sesquiterpene and their physiological activities in plants of Helianthus L. 向日葵属植物倍半萜类化学成分及其生物活性研究概况。
- Artemisinin is a sesquiterpene lactone compound extracted from sweet wormwood Artemisia annua L,which contains the specific endoperoxide bridge. 青蒿素是从菊科植物黄花蒿叶中提取分离到的一种具有过氧桥结构的倍半萜内酯类化合物。
- Most antifeedant secondary plant compounds fall into one of four categories:sesquiterpene lactones,isoflavonoids,quassinoids,limonoids. 大部分植物源拒食性次生性化合物可以分为倍半萜烯内酯类、异黄酮类、苦木素类和柠檬苦素类化合物4大类。
- Abstract: Aim: To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 摘 要: 目的:合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim To develop a concise method for the synthesis of bicyclic azasugar and thiosugar with novel scaffold. 目的发展一种简洁合成具有新型骨架的双环氮杂糖和硫杂糖的新方法。
- TerisAVanBeek,Paul Maas,BonnieMKing,et al.Bitter Sesquiterpene Lactonesfrom Chicory Roots[J].Agric Food Chem,1990,38:1035. 何轶;郭亚健;高云艳.;菊苣根化学成分研究[J]
- Artemisinin is an endoperoxide of the sesquiterpene lactone.The structure of this compound is too complex to be synthesized effectively. 青蒿素是倍半萜烯的一种内过氧化物,这种物质由于其极复杂的结构,因此很难被有效合成。
- Results Two bicyclic azasugars and a thiosugar were produced from L-sorbose in several steps. 结果经几步反应成功地从L-山梨糖合成了三种双环氮杂糖和硫杂糖。
- The GC/MS analyses of oil samples from QHD32-6 oilfield show that bicyclic sesquiterpanes are abundant. 摘要色谱/质谱分析结果表明,秦皇岛32-6油田原油中含有丰富的双环倍半萜。