胺化作用

基本解释 (translations)

amination

与胺化作用相关的网络例句 [注：此内容来源于网络，仅供参考]

The originalprocedure has subsequently been replaced by milder and more environmentallyfriendly conditions. We tried to alkylate 3,4,5-trimethoxytoluene by2-allylphenylbenzyl ether in the presence of N-bromosuccinimide.

本实验是在溴代琥珀酰亚胺的作用下使2-烯丙基苯基苄基醚产生苄正离子，苄正离子亲电进攻3，4，5-三甲氧基甲苯从而进行傅氏烷基化反应的。

Then Doripenem came into the market in the July ,2005. We studied the synthesis of Doripemen.Firstly, we synthesized the chemical 2 from the starting material------o-hydroxylphenylacylamine through Reformastky reaction, alkylation, Diekmann reaction, enolization, esterification and etc. Secondly, we synthesized the chemical 3 from L — hydroxylproline through the protection of carboxyl, amidogen and hydroxyl group, reduction by NaBr, SN_2 substitution and Mitsumobu reaction.

我们以水杨酰胺为起始原料，经Reformatsky反应、烷基化、Diekmann环合、烯醇化、酯化等反应合成双环母核2；再从L-羟基脯氨酸出发，经酯化保护羧基、保护氨基、保护羟基、硼氢化还原酯得醇、Sn2取代和Mitsumobu反应等合成巯基侧链3；最后由化合物3经脱保护、水解得硫醇，和化合物2在二异丙基乙基胺的作用下缩合，最后Pd／C催化脱保护，历经16步反应最终得到产物多尼培南。

The effects of rare earth elements on Reformation of amination -catalyst for fatty alcohol were analyzed in this paper.

研究表明，稀土元素具有和镍相反的对高沸物成分的抑制作用，稀土元素的加入普遍提高了脂肪醇胺化反应的选择性。

The amidation of C-terminal is crucial for its full biological activity.

其C末端的酰胺化对它完整的生物活性起重要作用。

The liquid-phase hydrogenation is performed by controlling the concentration of a benzamide compound to a specific level or lower.

通过控制苯甲酰胺化合物的浓度至特定水平或更低，进行液相氢化作用。

Was synthesized from cyanoacetic acid and diethylamine via DCC coupling under mild conditions.

中间体5 的制备由氰基乙酸在二环己基碳二亚胺作用下经酰胺化一步制得，条件温和，收率较高，避免使用剧毒的氰化钠。

In acid pulp, the depressing abilities of reagents on diaspore are in the order of hydroxamic acid starch＞dialdehyde starch＞carboxymethyl starch＞cationic starch＞primary starch. In addition, hydroxamic acid starch and carboxymethyl starch can activate kaolinite without influence on the recoveries of pyrophyllite and illite, so the two reagents have great potential and prospect to be the depressant of diaspore and the activator of kaolinite in bauxite reverse flotation.(3) By oximation of the copolymer of acrylamide and methyl acrylate, hydroxamic acid polyacrylamide is synthesized.

3对丙烯酰胺和丙烯酸甲酯的共聚物肟化制得氧肟酸聚丙烯酰胺，将它同非离子聚丙烯酰胺、阴离子聚丙烯酰胺、阳离子聚丙烯酰胺和两性聚丙烯酰胺分别应用于四种矿物的单矿物浮选试验，结果显示，改性聚丙烯酰胺对一水硬铝石、高岭石和伊利石均具有活化作用，其中，药剂对高岭石的活化最强，使它的回收率在整个pH值范围达到80％左右，在一定pH条件下超过一水硬铝石的回收率，解决了高岭石难浮选的问题。

Biogenic amines are basic nitrogenous compounds formed mainly by decarboxylation of amino acids or by amination and transamination of aldehydes and ketones.

生物胺是一类含氮的脂肪族、芳香族或杂环类低分子化合物，主要是通过氨基酸的脱羧或醛和酮的胺化和转氨基作用形成的。

In order to investigate whether the lysine 188 residue in the XRCC4 is chemically modified by the enzyme SIRT2 or not, I apply site-directed mutagenesis to alter this lysine to either arginine or glutamine, which mimicking the non-acetylating or fully acetylating of lysine residue.

为探讨具酵素功能之SIRT2是否对於XRCC4 188位置之离胺酸进行化学修饰作用，利用定位突变方式分别将该离胺酸置换成麸醯胺或精胺酸，试图模仿XRCC4离胺酸188乙醯化与去乙醯化，是否造成其对SIRT2之亲和力之改变。

Then, it was condensed with-valine methyl ester to form a chiral imine, which was reacted with allyl zinc bromide in the presence of CeCl3·7H2O to afford the corresponding chiral homoallylic amine with high optical activity.

-N-Boc-3-苯基-2-氨基丙醛与-缬氨基酸甲酯缩合生成手性亚胺，在七水合三氯化铈（CeC13·7H2O）催化以及底物的手性诱导作用下，该手性亚胺与烯丙基溴化锌经不对称加成反应合成了高光活性的单烯丙基化手性胺。

与胺化作用相关的网络解释 [注：此内容来源于网络，仅供参考]

alkylation：烷<基>化<作用>

5.3.6.2带有烷基化作用(alkylation)的还原SDS处理6.4.6四甲基乙二胺(TEMED)对丙烯酰胺凝胶的聚合和pH梯度的影响(扩展pH梯度碱性侧)8.3.2非平衡pH梯度电泳(NEPHGE)

amination：胺化作用

amination 氨基化 | amination 胺化作用 | amine 胺

reductive amination：还原胺化<作用>

reductive alkylation 还原烷化 | reductive amination 还原胺化 | reductive ammonolysis 还原胺解

reductive amination：还原胺化<作用>,还原氨基化<作用

reduction potential還原電勢,還原電位 | reduction potential series還原電勢序,還原電位序 | reductive amination還原胺化,還原氨基化

methylation：甲基化作用

内源性底物的甲基化如组胺、氨基酸、蛋白、糖和多胺对细胞的正常调节有重要的意义,仅当毒物符合这些酶的底物要求,甲基化作用(methylation)才有重要性,甲基化反应不是毒物结合的主要方式.

racemization：<外>消旋化<作用>

光学异构化可分为外消旋化作用(racemization)和差向异构(epimerization). 许多酯类、酰胺类药物常受H+或OH-催化水解、这种催化作用也叫专属酸碱催化(specific acid-base catalysis)或特殊酸碱催化,此类药物的水解速度,主要由pH决定.

amidation：醯胺化<作用>

"amicron","次微胶粒" | "amidation","醯胺化[作用]" | "amide ","醯胺;胺化物"

Aminization：胺化作用

"醯胺","amide" | "胺化作用","aminization" | "胺基酸","amino acid"

aminolysis：胺解;氨胺化<作用>

"aminoketone dye","胺酮染料" | "aminolysis","胺解;氨胺化[作用]" | "aminomethylation","铵甲基化[作用]"

reductive benzoylation：还原苯甲醯化<作用>

reductive ammonolysis 还原胺解 | reductive benzoylation 还原苯甲醯化<作用> | reductive benzylation 还原苄化<作用>