1) Phytosterone
甾酮
1.
Optimization of Water Extracting Conditions of Phytosterone from Achyranthes bidentata by Orthogonal Test;
正交实验法研究牛膝中甾酮的水煮提取工艺
2.
, contains many chemical constituents such as carbohydrates, saponins, phytosterones, flavonoids, alkaloids and coumarins.
)的干燥根,又名百倍、牛茎、怀牛膝等,是我国传统中药,含有糖类、皂苷、甾酮、黄酮、生物碱和香豆素等多种化学成分。
2) Sterone
['stiərəun]
甾酮
1.
A mixture of sterones was obtained from the ethanol extract of the marine sponge Clathria fasciculate collected from the South China Sea.
从我国南海小束格海绵(Clathriafasciculate)的乙醇提取物中分离获得一个甾酮混合物,经IR,NMR,GC MS分析和质谱数据库检索,鉴定出其中各成分的结构为:4亚甲基5α胆甾烷(1),胆甾4,22二烯3酮(2),胆甾4烯3酮(3),麦角甾4,22二烯3酮(4),麦角甾4,24(28)二烯3酮(5),麦角甾4烯3酮(6),24乙基3α,5α环甾22烯6酮(7),豆甾7,22二烯3酮(8)和豆甾4烯3酮(9)。
3) androstenone
雄甾烯酮
1.
Atomic electronegativity enteraction eector and etomic eybridization state index for ~(13)C NMR chemical shifts simulation of androstenone;
原子电性作用矢量和杂化状态指数用于雄甾烯酮~(13)C NMR谱模拟
2.
Atomic electronegativity distance vector(AEDV) and atomic hybridization state index(AHSI) were employed for structural characterization of 247 carbon atoms of 13 androstenone molecules.
用原子电性距离矢量(atom ic electronegativity d istance vector,AEDV)和原子杂化状态指数(atom ic hybrid i-zation state index,AHSI)对13个雄甾烯酮化合物中247个碳原子进行了结构表征,并与其核磁共振碳谱(13CNMR)建立了多元线性定量构谱相关(QSSR)模型;运用逐步回归结合统计检测,对模型变量进行了筛选,建模计算值、留一法(leave-one-out,LOO)交互校验(cross-validation,CV)预测值和留分法(leave-molecu le-out,LMO)交互校验预测值的复相关系数(R)分别为0。
4) cyasterone
杯苋甾酮
1.
Determination of cyasterone in Duhuo Jisheng mixture by HPLC;
高效液相色谱法测定独活寄生合剂中杯苋甾酮含量
2.
Methods Using orthogonal design L_9(34) to screen out the best extraction condition with the percentages of water-soluble components and cyasterone as the content index.
方法采用正交设计L9(34),以水溶性成分及杯苋甾酮的含量为考察指标。
3.
Results Three kinds of compounds were isolated from Cyathula officinalis Kuan and identified as β sitosterol, cyasterone and sengosterone.
结果 从川牛膝乙醇提取物中分离并鉴定了 3个化合物 :β-谷甾醇 ,杯苋甾酮 ,羟基杯苋甾酮。
5) cholestone
胆甾酮
6) total phytosterone
总甾酮
1.
The adsorbing and eluting characteristics of macroreticular resin for total phytosterone from Achyranthes bidentata were systematically studied.
对大孔吸附树脂提取分离牛膝总甾酮的吸附和洗脱性能进行了研究。
补充资料:(3β)-3-羟基-5-烯-17-甾酮
分子式:C19H28O2
分子量:288
CAS号:53-43-0
性质:白色结晶性粉末。熔点149-151℃。能溶于苯、乙醇、乙醚、难溶于氯仿、石油醚。
制备方法:由胆甾醇、豆甾醇、薯蓣皂苷等的17位侧链分解制得。
用途:生产甾体激素药物和避孕药的主要原料。
分子量:288
CAS号:53-43-0
性质:白色结晶性粉末。熔点149-151℃。能溶于苯、乙醇、乙醚、难溶于氯仿、石油醚。
制备方法:由胆甾醇、豆甾醇、薯蓣皂苷等的17位侧链分解制得。
用途:生产甾体激素药物和避孕药的主要原料。
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