hydroxyphenyl相关论文
目的研究姜黄的化学成分。方法采用硅胶柱色谱、Sephadex LH-20凝胶柱色谱法和HPLC法等方法对姜黄体积分数为95%的乙醇提取物的乙......
Two new compounds named decuroside VI (1) and decursidate (2) were isolated from the roots of Peucedanum decursivum - a ......
Two new compounds, melanochromone and 2-ethoxyl-2-(4-hydroxyphenyl)ethanol, were isolated from the whole plants of Melan......
A new chromone derivative, 3-[1- (2, 4, 6-trihydroxyphenyl) 3-di-(4-hydroxyphenyl) 1-propanone-2-yl] 5,7-dihydroxy-8-di(......
Puerarin is a natural isolfavone isolated from plants of the genus Pueraria and functions as a protector against cerebra......
目的对栽培甘草地上部分的化学成分进行研究。方法溶剂法和色谱法分离化合物,光谱法鉴定其结构。结果分离得到7个脂肪族类化合物,......
目的:研究黄药子的化学成分。方法:采用硅胶柱色谱、ODS柱色谱和凝胶柱色谱Sephadex LH-20进行分离纯化,通过理化方法和波谱数据分......
目的对沙蓬地上部分体积分数70%乙醇提取物的水层和乙酸乙酯层萃取物的化学成分进行研究。方法采用反复硅胶柱色谱、ODS柱色谱、Se......
依据ScienceDirect、JNP、ACS、Wiley Online及CiNii等数据库,以姜黄属(Curcumna)为检索词及进行检索,以时间为序进行文章编排。目......
通过正相硅胶、Sephadex LH-20和反相HPLC色谱分离方法相结合,从华南木姜子树枝乙醇提取物的乙酸乙酯部位中分离得到1个新苯乙烯二......
Bisphenols containing long aliphatic hydrocarbon side chains were synthesized by the condensation of phenol with aldehyd......
该文对小叶山葡萄地上部分化学成分进行了研究,运用硅胶柱色谱,ODS中低压柱色谱,Sephadex LH-20凝胶柱色谱,分析型和制备型HPLC从......
