• Objective: To improve the synthesis technology of n-butyl gallate.

    目的改进没食子酸正丁合成工艺

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  • Ethyl and propyl gallate were synthesized without water carrying agent.

    乙酯合成还摒弃了水剂。

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  • Objective To determine the gallate level in Reling Qing Syrup with HPLC.

    目的高效液相色谱法测定糖浆没食子酸的含量

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  • Result:In optimal conditions, the yield of n-butyl gallate was over 93.8%.

    结果最佳实验条件下没食子酸正收率达93.8%。

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  • The yield of n-butyl gallate was 93.4% under the optimum reaction condition.

    优化反应条件下,没食子酸正丁收率达到93.4%。

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  • A new processing method of propyl gallate was advanced in order to decrease the cost of production.

    常见的没食子酸提出种尚未见报道的制备方法,可以大幅度降低生产成本。

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  • While all true teas contain EGCG (epigallocatechin-3-gallate), the various types of green tea have the most.

    各种各样含有儿茶素(表没食子儿茶素没食子酸酯)茶叶中,绿茶儿茶素含量最高

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  • Mr Gallate says advertisers are turning to the Internet because it gives them a way to deliver targeted messages.

    加拉特先生表示广告客户正在转向互联网因为网络他们一个传递有针对性信息途径

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  • The study is just that epigallocatechin gallate (EGCG) has for the adjuvant treatment of HIV infection potential.

    这项研究仅仅认为表没食子儿茶素没食子酸酯(EGCG具有用于艾滋病病毒感染辅助治疗潜力。

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  • Then-octyl gallate was prepared by esterification of alcohol and gallic acid in catalysis system of dodecyl benzene sulfonic acid.

    十二烷基磺酸为催化剂直接酯化合成没食子酸正辛酯。

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  • Conclusion:Propyl gallate has inhibitory effect on the contraction of rat isolated intestine and mouse intestinal peristalsis in vivo.

    结论棓丙大鼠小鼠平滑肌运动具有明显抑制作用

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  • The four primary polyphenols found in fresh tealeaves are epigallocatechin gallate (EGCG), epigallocatechin, epicatechin gallate, and epicatechin.

    新鲜茶叶中的四种主要多酚类物质为儿茶素,epigallocatechin(?) ,epicatecingallate(?)

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  • Objective to elucidate the mechanism of apoptosis induced by epigallocatechin-3-gallate (EGCG) on human gastric cancer BGC823 cells via mitochondrial pathway.

    目的探讨表没食子儿茶素没食子酸酯(EGCG)通过活化线粒体途径诱导胃癌BGC823细胞凋亡作用机制

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  • Objective Polyphenol components isolated from green tea have strong antioxidant action Epigallocatechin gallate(EGCG) is main composition of green tea extract.

    目的绿茶中提取多酚成分具有很强的抗氧化作用。 没食子酰表没食子儿茶素(EGCG提取物主要成分

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  • The effects of the amount of sodium bisulfate monohydrate, the amount of n butyl alcohol and reaction time on the yield of n butyl gallate have been investigated.

    研究以没食子为原料合成没食子酸正新工艺 ,讨论了正辛醇用量、夹水剂的种类和过量正醇的循环使用次数酯化反应影响。

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  • Through orthogonal test was designed for optimal inhibition the new compound color fixative:green tea extract 0.03%, propyl gallate 0.005%, citric acid 1.0%, VE 0.01%.

    前言: 利用柠檬酸、VE、 没食子酸酯、绿茶提取物各自的特性,通过正交实验最终确定最佳新型复合护色剂组合:绿茶提取物0.03%、没食子酸丙酯0.005%、柠檬酸1.0%、VE含量0.01%。

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  • The separating preparation process of epigallocatechin gallate includes HPLC separation of tea polyphenol, fraction interception, membrane distillation and concentration, etc.

    一种表没食子儿茶素没食子酸酯的分离制备工艺包括多酚HPLC分离、馏分截取蒸馏浓缩

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  • Objective To investigate the effects of epigallocatechin gallate (EGCG), an abstract from Chinese medical herbs, green tea polyphenol, on the growth of mice cortical neurons in vitro.

    目的观察表没食子儿茶酚没食子酸酯(EGCG)体外培养皮层神经细胞生长影响

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  • Then (iso) butyl gallate was prepared by esterification of alcohol and gallic acid in catalysis ofp methyl benzene sulfonic acid and the reaction temperature was risen in a gradient style.

    甲苯磺酸为催化剂梯度升温法直接酯化合成没食子酸正(酯。

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  • Then (iso) butyl gallate was prepared by esterification of alcohol and gallic acid in catalysis ofp methyl benzene sulfonic acid and the reaction temperature was risen in a gradient style.

    甲苯磺酸为催化剂梯度升温法直接酯化合成没食子酸正(酯。

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