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- Methods The nitrate was linked to the 7/4'-OH directly or through piperazinyl group to give ten 7-O-substituted puerarin derivatives and six 7,4'-O-disubstituted puerarin derivatives. 方法将有机硝酸酯通过不同长度的碳链与葛根素7/4'-酚羟基连接,或通过哌嗪连接子与葛根素7/4'-酚羟基连接,得到7-单取代或7-、4'-双取代的葛根素的硝酸酯衍生物。
- Puerarin derivatives 葛根素衍生物
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- Resembling opium or its derivatives in activity. 起鸦片或其衍生物作用的
- The major constituents of thomson kudzuvine root are flavonic derivatives such as puerarin, daidzein ,daidzin and so on. 其中葛根是豆科植物野葛(Pueraria Lebata (willd) Ohwi)的根,主要含黄酮类成分如葛根素、大豆苷元、大豆苷等,具有改善冠状动脉、脑和外周循环、降低血压、降低心肌耗氧量等药理作用。
- Higher derivatives and taylor series. 高阶导数和泰勒级数。
- Derivatives come in two forms: options and futures. 衍生工具有两种:期权和期货。
- WHY ARE THE LUPANINE DERIVATIVES BITTER? 为什么白金雀儿碱的派生物是苦的?
- How can a scientific category have its derivatives? 科学范畴何以能衍生?
- Containing opium or any of its derivatives. 含鸦片或其衍生物的
- The average recovery of puerarin was 99.72% (RSD=1.49%). 葛根素平均回收率为99.;72%25;RSD=1
- Any of several derivatives of this compound. 此类化合物的各种衍生物
- Aim:To determine puerarin in Pueraria lobata from different areas. 目的:研究测定不同地区葛根中葛根素的含量差异。
- Any of various derivatives of this compound. 吲哚类产品任何一种由这种化合物制造出来的产品
- Many English words are derivatives of Latin words. 许多英语词来自拉丁语。
- WHY ARE THE LUPANINE DERIVATIVES BITTER ? 为什么白金雀儿碱的派生物是苦的?
- Derivatives were written across the blackboard. 黑板上写满了数学导数。
- Colorings made from coal-tar derivatives. 煤炭焦油所衍生出的色料。
- Natural cytokinins are all derivatives of adenine. 天然的细胞分裂素是腺嘌呤的衍生物。
- Puerarin derivative G20 葛根素衍生物G20