查询词典 chloroacetic

A series of novel polyethylene glycol derivatives was synthesized by esterification of chloroacetic acid with polyethylene glycol.

介绍了一氯乙酸在农药、医药、日用化工及有机工业中的应用，评述了一氯乙酸的工业生产现状。

The model was applicable to most of the organics in the experiment, and wasnot well applicable to acetone and chloroacetic acid.

模型对大部分试验有机物都适用，对丙酮和氯乙酸的适用性较差。

The effects of mole ratio of chloroacetic acid to ethyl alcohol, catalyst dose, water-carrying agent dose and reaction time on the yield of ester are tested.

研究了氯乙酸与乙醇的摩尔比、催化剂用量、环己烷的用量、反应时间诸因素对产品收率的影响。

Chloroacetic acid is a very important intermediate of Pharmaceuticals, dyes, pesticides, cellulose derivatives.

为了控制二氯乙酸的生成，降低氯乙酸的物料消耗，本论文采用连续法合成氯乙酸。

Firstly, we studied the photocatalytic hydrogen evolution and decomposition of the pollutants over Pt/TiO_2 in the presence of chloroacetic acids.

首先，我们研究了氯代乙酸存在下Pt／TiO_2上光催化生成氢的反应。

The use of chemically-methyl phenol and chloroacetic acid to synthesize methyl-phenoxyacetic acid.

利用化学方法将间甲基苯酚和氯乙酸合成为间甲基苯氧乙酸。

Naphthoxyacetic acid was synthesized from 2-naphthol , sodium hydroxide and chloroacetic acid under the microwave radiation.

在微波辐射下，以2-萘酚、氢氧化钠和氯乙酸为原料合成了2-萘氧乙酸。

Results The infra-red spectragram of the derivate showed the chitosan had been modified by chloroacetic acid.

结果修饰后的衍生物经红外图谱分析表明，壳聚糖已被氯乙酸所修饰。

Optimal process conditions for preparing 2-oxo-1, 4-piperazine diacetic acid(3-KP): 2-oxo-1-piperazine acetic acid was combined with chloroacetic acid at a mole ratio of 1 to 1.1, at temperature 40℃for 8 hours.

通过单因素分析，合成3-KP 的最佳反应条件为：反应温度为40℃，反应时间为8 小时，氯乙酸∶S-KP 的摩尔比为1.1∶1。

N,N'-ethylenediamine diacetic acid was prepared by condensation of ethylenediamine, formaldehyde and potassium cyanide. Then 2-oxo-1-piperazine acetic acid was prepared from N,N'-ethylenediamine diacetic acid. In addition, 2-oxo-1, 4-piperazine diacetic acid(3-KP) was prepared from 2-oxo-1-piperazine acetic acid with chloroacetic acid.

本文用乙二胺、甲醛和氰化钾合成了N，N′—乙二胺二乙酸，然后由N，N′—乙二胺二乙酸合成了2—氧—1—哌嗪乙酸，再由2—氧—1—哌嗪乙酸和氯乙酸合成了2—氧—1，4—哌嗪二乙酸(3-KP)。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。