氨解反应

有机介质中脂肪酶催化不对称氨解反应的研究

Study on Lipase-catalyzed Asymmetric Ammonolysis in Organic Solvent

羧酸酯水解与氨解反应的胶团催化研究

An Investigation on the Micelle-Catalytic Hydrolysis and Ammonolysis of Carboxylic Acid Esters

同时，提出了PO开环反应及2-氯-1-丙醇氨解反应的反应机理，合理地解释了第一步反应中，反应主要产物是1-氯-2-丙醇，而不是2-氯-1-丙醇的实验结果。

At the same time , the mechanism about the ring-opening reaction and aminolysis reaction has been investigated and the experimental results in first step reaction which the main product is 1-Chloro-2-propanol but 2-Chloro-1-propanol have been explained rationally .

对温度影响氨解反应的对映体选择率的原因进行了分析，通过计算得出该反应的消旋化温度为352K，并山实验所验证。

Through the theory of temperature effects on the E , we got the racemic temperature of this reaction is 352K .

方法2-吡咯烷酮经N-烷基化、氨解反应合成乙拉西坦。

Methods Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis .

甲酸苯酯氨解反应的机理和溶剂效应的理论研究

Theoretical Studies on the Aminolysis of Phenyl Formate . Mechanism and Solvent Effect

与现有工艺相比，提高了氨解反应收率。

Compared with existing technologies , this technology increased the yield of ammonolysis reaction .

对麦草碱木质素和木材硫酸盐木质素的氧化氨解反应进行研究。

Oxidative ammonolysis reaction of wheat soda lignin and wood kraft lignin was studied .

工业木质素氧化氨解反应研究

Study on Oxidative Ammonolysis Reaction of Alkali Lignin

木质素氨解反应影响因素浅谈

Lignin Ammonolysis Response Influence Factor Discussion

首次在国内以2-吡咯烷酮为起始原料经N-烷基化反应和氨解反应合成了乙拉西坦。

Etiracetam was firstly synthesized from 2-pyrrolidone by N - alkylation reaction and aminolysis reaction in internal .

其次，在上述氨解反应研究的基础上，选用介孔氧化铬为催化剂考察其氨分解性能。

On the basis of results above mentioned , mesoporous metal oxides were applied for catalytic decomposition of ammonia .

用元素分析、红外光谱和核磁共振谱证实发生了氨解反应。

Based on the experimental results of elementary analysis , infrared spectrum and 1H-NMR the aminolysis of copolymer was confirmed .

离去基团、非离去基团及中间体性质对取代苯甲酸苯酯氨解反应的影响

Influence of the Properties of Leaving Group , Non-leaving Group and Intermediate on the Aminolysis Reaction of Substituted Phenyl Benzoates

Na2SiF6氨解反应为放热反应，反应初期是调控白炭黑产品结构与性能的关键时期。

Ammoniating reaction of Na_2SiF_6 is exothermic reaction . The beginning of reaction is key time to determine structure and properties of silica .

方法：通过取代桂皮酰氯与脂肪胺发生氨解反应，合成了三个酰胺类化合物。

Methods : Two substituted cinnamamides were first prepared by the aminolysis reaction of substituted cinnamyl chloride and aliphatic amines in anhydrous benzene .

有机介质中的酶促酯氨解反应是20世纪90年代中期发现的以氨为酰基受体的新反应。

Enzymatic ammonolysis of carboxylic ester with ammonia as the acyl acceptor is a novel reaction which was discovered in the mid of 1990s .

重点研究了氨解反应中催化剂和氨解试剂的选择、反应温度、反应时间等工艺参数对反应的影响。

The key point in the experiment was the condition of ammonolysis reaction . The influence of catalyst , temperature , reaction time was discussed .

吲哚-3-乙酸经催化氢化，甲酯化和氨解反应得到吲哚瞒-3-乙酰胺（9）；

Firstly , indoline - 3 - acetamide ( 9 ) was prepared from indole - 3 - acetic acid by catalytic hydrogenation , esterification and aminolysis .

本文报道了聚谷氨酸苄酯通过氨解反应生成羟乙谷氨酰胺-谷氨酸苄酯共聚物方法，氨解时间越长，生成的羟乙谷氨酰胺越多，样品具有更高的水溶胀度。

Copoly ( hydroxy ethyl glutamine-benzyl glutamate ) were prepared by aminolysis reaction of poly benzyl glutamate with hydroxyl ethylamine . The swelling ratio of copolymer in water increased with aminolysis time .

本文介绍了以邻二氯苯为原料，经溴化、氨解两步反应合成3,4-二氯苯胺，并对副产物HBr进行了有效的回收利用。

Synthesis of 3 , 4 - dichloroaniline by bromination and ammonolysis of o - dichlorobenzene was reported , the byproduct , hydrobromic acid was effectively utilized in the process .

我们从4-氟苯甲醚出发，经傅-克酰基化、环化、拆分、Bucherer-Bergs反应、酯化、氨解等八步反应完成了全合成。

, and is in the registration stage now . SNK-860 was synthesized from 4-fluoroanisole via eight steps including Friedel-Crafts reaction , cyclization , resolution , Bucherer-Bergs reaction , esterification , ammonolysis , etc.

研究了羟乙基磺酸钠氨解酸化法生产牛磺酸的工艺，对其中的高压氨解反应过程采用二次回归正交设计实验方法进行了优化。

This article introduces manufacturing methods of taurine by means of sodium hydroxyethyl sulfonate ammonolysis acidification . Optimization quadratic regress standard alternant design experimentation was adopted in high-pressure ammonolysis reaction process experimentation .