乙酯

Such as the replacement of the saponification reaction of ethyl benzoate .

如取代的苯甲酸乙酯的皂化反应。

The effects of reactant ratio, catalyst amount, reaction time and temperature on the yield of p-nitro-ethyl benzoate were discussed.

以硫酸氢钾为催化剂，合成对硝基苯甲酸乙酯，并对影响产率的诸因素进行了考察。

P-Nitro-ethyl benzoate was synthesized with potassium bisulfate as catalyst for the first time.

以硫酸氢钾为催化剂，合成对硝基苯甲酸乙酯，并对影响产率的诸因素进行了考察。

Three ways leads to the synthesis of fenclorin, one way discussed here has 3 steps. Stepl :benzonitrile using as raw material goes though dry hydrogen chloride and becomes a-imino phenylmethyl ether after meet carbinol.

解草啶的合成主要有三条路线，本文选取合成路线是以苯甲腈为原料，经三步反应而成：1、苯甲腈在干燥的氯化氢通入，与甲醇形成亚氨基苯甲醚，通入氨气后置换甲氧基得到苯基脒盐酸盐(收率76.18%)。2、苯基脒盐酸盐在碱性条件下与丙二酸二乙酯环合而得嘧啶醇(收率84.39%)。3、嘧啶醇在三氯氧磷中羟基被氯化得到产品解草啶(收率87.29%)。

Bulbil ; antioxidative activity ; total phenolic content ; ferulic acid ; p-coumaric acid ; cooking ; future ; after

山药零余子；抗氧化活性；酚类化合物；阿魏酸；香豆酸；水煮；总类黄酮；乙酸乙酯；尿囊素；总含量；方程式

In the dilution of the solvents, additional polar solvent such as butanone, isopropyl alcohol, ethanol, and so on to ethhyl.

在不浓缩的溶剂洋，补增极性溶剂，如丁酮、异丙醇、乙醇等，多用乙酯。

Outlined solvents like, butanone ethyl acetate, acetone, methybenzene ethanol are quick drying solvents.

以上列举的溶剂中象醋酸乙酯、丁酮、丙酮、甲苯、乙醇都属快干溶剂。

Objective To investigate the effect of caffeic acid phenethyl eater on the growth of human colorectal carcinoma cell line HCT116 transplanted subcutaneously in node mice.

目的 观察咖啡酸苯乙酯对人大肠癌裸鼠皮下移植瘤生长的影响。

The structure of the compound 370G uesd in this experiment is derived from the modification of caffeic acid phenethyl ester.

实验中所用到的化合物370G，其结构是修饰自咖啡酸苯乙酯(Caffeic acid phenethyl ester，CAPE)。

This study was aimed to investigate the effect of caffeic acid phenethyl ester on inducing apoptosis in human pancreatic cancer cells.

对於中度及低度分化人类胰脏癌细胞株BxPC-3与PANC-1，我们以trypan blue dye exclusion test来侦测咖啡酸苯乙酯对细胞株生长的抑制作用。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。