1) sisalagenin
剑麻皂苷元
2) tigogenin
[ti'ɡɔdʒinin]
剑麻皂甙元
1.
In order to make rational utilization of tigogenin, the reaction of pregnane-3S,16S,20S-triol and HBr/HOAc was explored in detail, and a regioselective acetylation-bromination reaction of preg- nane-3S,16S,20S-triol was found during this exploration.
为合理利用剑麻皂甙元资源,系统地考察了孕甾-3S,16S,20S-三醇和溴化氢/乙酸溶液的反应,并且发现了孕甾-3S,16S,20S-三醇的区域选择性乙酰化溴代反应,从而为转化孕甾-3S,16S,20S-三醇成为16R-溴代孕甾-3S,20S-二醇二乙酸酯提供了一个有效方法。
2.
Results: Tigogenin was separated completely from the crude sapogenins by macroporous resin column chromatography,only simple solvent Ilelute was used in the column of the separate process.
目的:寻找分离剑麻皂甙元的最佳工艺。
3.
16R-bromopregnane-3S, 20S-diol diacetate can been easily prepared in a large scale by the transformation of tigogenin obtained from the industrial waste.
<正>16R-溴代孕甾-3S,20S-二醇二乙酸酯可以方便地、大量地从我国制麻工业副产物剑麻皂甙元进行制备,如何利用其合成甾体药物和具有生物活性的天然甾体化合物对于合理利用剑麻皂甙元资
3) tigogenin
[ti'ɡɔdʒinin]
剑麻皂素
1.
The Pharmcological Studies of Tigogenin;
剑麻皂素药理作用的实验研究
2.
Methods: Tigogenin was sulfated with chlorsulfonic acid.
目的:将分离出的剑麻皂素进行硫酸酯化,以期合成得到具有抗癌活性的剑麻皂素衍生物。
4) diosgenin
[dai'ɔzdʒənin]
皂苷元
1.
Study on Extracting and Purifying Diosgenin from Dioscorea Zingiberensis C.H.Wright Through Enzymatic Zymotechnics;
酶解发酵盾叶薯蓣皂苷元的提取及纯化研究
2.
Yam's diosgenin is a kind of white crystal or powder with irritant smell, difficult to dissolve in the water, easy to dissolve in the benzene.
薯蓣皂苷元(diosgenin)为白色晶体或粉末,有刺激性气味,难溶于水,易溶于苯、氯仿等有机溶剂,化学式及分子量:C27H42O3,皂苷元具有多种生理功能,生物界称其为"生命的钥匙",医药界称其为"药物黄金,激素之母"。
3.
Ultrasound-assisted extraction of diosgenin from rhizome of Dioscorea zingiberensis C.
探讨了超声波辅助提取盾叶薯蓣皂苷元的优化工艺,主要考察了超声波作用对薯蓣皂苷元得率的影响,并与预发酵法结果进行比较。
5) sapogenin
[,seipə'dʒenin]
皂苷元
1.
Studies on the Growth and Morphological Variation of Leaves and Sapogenin Content of Dioscorea zingiberensis C.H.Wright from Different Populations;
不同居群盾叶薯蓣生长、叶形态及皂苷元含量的研究
6) sapogenins
皂苷元
1.
The crude sapogenins extracted from dried "Enwuyemi" Gynostemma pentaphyllum leaves were recrystallized and separated by Sephadex G-15 to obtain sapogenin monomers.
对"恩五叶蜜"干叶采用苷元提取法提取得粗苷元后,再于丙酮中重结晶得苷元,层析分离得单体苷元,质谱仪检测,得到3,7,12-羟基-24-乙酰基皂苷元分子量435D,最大可能分子式C26H43O5,在17号位结合的辛烷烃上有酯基团;7,8-羰基-11-羟基-3-乙酰基苷元分子量501D,最大可能分子式为C32H53O4,在3号位上结合酯基团,二者苷元与绞股蓝原变种苷元母核相同,是典型人参皂苷元,前二者在17号位或15号位上结合辛烷烃,后者在17号位上都结合辛烯烃,可能揭示其不苦的原因。
补充资料：剑麻皂苷元
分子式：
CAS号：
性质： 从乙酸乙酯中析出无色针状结晶。熔点244.5～246.5℃。旋光度-4.9°(c=1.65，氯仿)。从剑麻(Agave sisalana)中分离到的一种甾族化合物。用作生化试剂。
CAS号：
性质： 从乙酸乙酯中析出无色针状结晶。熔点244.5～246.5℃。旋光度-4.9°(c=1.65，氯仿)。从剑麻(Agave sisalana)中分离到的一种甾族化合物。用作生化试剂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条