查询词典 catalyzed

The broad scope and often orthogonal nature of these Pd-catalyzed halogenation reactions should make them a valuable synthetic tool for accessing a more diverse array of halogenated organic molecules.

正交性质和范围往往这些钯催化卤化合成反应应该是一个难得的工具存取更加各种卤化有机分子。

We have studied the transition metal complexes catalyzed sequential cross coupling reactions of these new difunctional group reagents with electrophiles and nucleophiles, respectively; developed some convenient and practical new methods for the stereoselective synthesis of disubstituted alkenes, trisubstituted alkenes, conjugated dienes containing heteroatom, conjugated enyne containing heteroatom etc., enriching methodologies for organic synthesis.

继而研究了这些新型双官能试剂在过渡金属配合物催化下分别与亲电试剂、亲核试剂的顺序交叉偶联反应，为双取代烯烃、三取代烯烃、杂原子取代的共轭二烯烃、杂原子取代的共轭烯炔烃等的立体选择合成提供了方便实用的新方法，丰富了烯烃立体选择合成的方法学。

The synthesis methods of nipagin esters catalyzed by sulfuric acid , p- toluene sulfonic acid , ferric sul-fate hydrate, ferric chloride hexahydrate, aluminium chloride hexahydrate, rare earth compound, solid super acid and heteropoly acid were reviewed.

评述了采用硫酸、甲苯磺酸、合硫酸铁、水合三氯化铁、水合三氯化铝、土化合物、体超强酸和杂多酸等催化剂催化合成对羟基苯甲酸酯的方法。

The synthesis methods of dibutyl succinate catalyzed by p-toluene sulfonic acid, amino sulfonic acid,strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, copper sulfate , ammonium ferric sulfate dodecahydrate, titanium sulfate, sodium bisulfate monohydrate,and solid super acid et al were reviewed.

本文评述了对甲苯磺酸、氨基磺酸、强酸性阳离子交换树脂、六水三氯化铁、五水四氯化锡、十二水合硫酸铁铵、硫酸钛、一水硫酸氢钠和固体超强酸等催化剂催化合成丁二酸二丁酯的方法。

Regulation of glycolysis The main control step is that catalyzed by PFK but hexokinase and pyruvate kinase are additional control sites.

糖酵解的调节主要控制步骤是 PFK 酶的催化作用，而己糖激酶和丙酮酸激酶则是另外的控制位点。

The decomposition of model substances—hexose catalyzed by strong acidic resins instead of inorganic acids was studied.

开展了以固体酸替代无机酸降解模型物质六元糖的研究。

The designers read and operated the forms of contemporary cities with a landscape model, focused on their horizontality and layered systems, admitted and catalyzed the landscape of events by constructing the frame of infrastructures, permitted forms to change over time, and thus achieved dynamic and open plannings.

设计者以一种景观范式来阅读和操作当代城市形态，关注其水平系统与层叠系统，通过构建城市基础设施网络，容纳和催化事件景观，允许形态得以历时改变，从而达成动态而开放的规划。

Ethylene glycol glycosides,useful as humectant in cosmetics,were prepared by phosphoric acid-catalyzed acetalization of glucose with ethylene glycol.

在磷酸催化下，由葡萄糖和乙二醇经缩醛化反应制备了乙二醇葡糖苷，可用作化妆品保湿剂。

Purpose To study the optimal reaction conditions of hyaluronic acid hydrolysis catalyzed by hyaluronidase.

目的 确定透明质酸酶催化透明质酸水解的最适条件。

The second part is about the kinetic study of the hydrolysis of a phosphate catalyzed by our complex systems.

第二部分是关于我们的配合物体系对一种磷酸酯水解的仿生催化的动力学研究。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了