1) 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
2) sisalagenin
剑麻皂苷元
3) gleditschia sineesis lam pod
皂甙-皂甙元
4) 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。
5) sapogenins
皂甙元
1.
Eight known sapogenins were isolated from the CHCl 3 fraction of Tribulus terrestris Linn.
从蒺藜 (Tribulusterrestris)的氯仿部位分离得到 8个已知的甾体皂甙元类化合物 ,运用光谱分析方法鉴定分别为 :tigogenin( 1) ,hecogenin( 2 ) ,pregna 4 ,16 diene 3,12 ,2 0 trione( 3) ,hecogeninacetate( 4 ) ,2 5 (R) spirostan 4 ene 3,12 dione( 5 ) ,2 5 (R) spirostan 3,12 dione( 6 ) ,2 5 (R) spirostan 3,6 ,12 trione( 7) ,gitogenin( 8)。
6) dioscingenin
皂甙元
1.
Starch was obtained by deposition of filtrate,and then dioscingenin can be extracted.
从盾叶薯蓣中 ,首先分离出植物纤维和淀粉 ,再从剩余部分提取皂甙元 ,该法与常法相比 ,提高了皂甙元收率 ,节省原料、能源 ,减少了三废排放。
2.
An experiment was done on dioscorea zingbernisis of Yunan Province to find out what the effect of the length of ferment time and hydrolysis time,the pH of the extracted material and the reflux rate on the extraction rate of dioscingeninis.
以云南盾叶薯蓣为实验材料 ,从发酵时间、水解时间、抽提物的 pH值、回流速度对盾叶薯蓣皂甙元提取率的影响进醒了研究 。
补充资料：剑麻皂甙元
分子式：C27H44O3
分子量：416.64
CAS号：77-60-1
性质：熔点202-204°C。比旋光度-68° (c=0.8g/100ml, CHCl3)。
分子量：416.64
CAS号：77-60-1
性质：熔点202-204°C。比旋光度-68° (c=0.8g/100ml, CHCl3)。
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