查询词典 catalyzed

It was found that high reclaiming cost was required for the process catalyzed by sulfuric acid or ammonium hydroxide, and the process of PET hydrolysis at high temperature showed profitable.

此外，以氢氧化铵或以硫酸催化程序中必须消耗多量硫酸，及产生石膏或硫酸铵废弃物，因而所需的操作费用较高。

The anionic polymerization of octamethylcyclotetrasiloxane (D4) catalyzed by tetramethyl ammonium hydroxide in the presence of water under conditions of high temperature and oxygen-off was investigated.

以八甲基环四硅氧烷为单体，四甲基氢氧化铵为催化剂，微量水为链封端剂，进行有水条件下环硅氧烷阴离子开环聚合。

A one-pot synthesis of indoles by a palladium-catalyzed annulation of ortho haloanilines and aldehydes is reported by the group of Zhu J.

一个锅合成吲哚的钯催化圆环邻haloanilines报道，由77醛朱 J查看。

The strategy toward the synthesis of spirotryprostatin B is focused on MgI2-catalyzed intramolecular annulation reaction of cyclopropanyl spiroox--indole and imine.

以天然产物的全合成为目标，设计了MgI_2催化的螺氧吲哚化合物与亚胺分子内环合反应，构建目标分子骨架的策略。

In this thesis, an integrated process of epoxidation of propylene catalyzed by TS-1 and production of hydrogen peroxide by anthraquinone route was studied.

本文对TS-1催化丙烯环氧化与蒽醌法生产H〓O〓的过程集成进行了研究。

We have also studied the kinetics of the cyclohexene epoxidation catalyzed by 2 with TBHP and the apparent reaction order, frequency factor and activation energy are obtained.

本文对该反应的动力学及热力学性质也进行了研究，确定了表观反应级数、速率常数和反应活化能。

Part one we reviewed the synthesis of α-substituted aryl acetonitriles catalyzed by phase transfer catalysis.

第一部分综述了合成α-取代芳香乙腈的相转移催化反应的研究。

Chiral amino-hydroxy compounds have been proved to be a very efficient class of ligands in a variety of catalytic asymmetric syntheses and chiral auxiliary synthesis catalyzed by metallic ions.

手性氨基-羟基化合物是一类用于催化不对称合成和手性辅助合成的重要配体。

The C〓-symmetric chiral bisoxazoline derivatives have recently been employed as ligands in a wide variety of metal-catalyzed asymmetric reactions.

在最近十几年中，具有C〓对称性的手性双噁唑啉作为配体被广泛应用于各种金属催化的不对称合成反应，并获得了良好的立体选择性，在某些反应过程中已表现出近似化学酶的功能。

The autoxidation of and the corrosion inhibition by catalyzed sulfite in oxygen-containing water have been investigated.

采用模拟空气氧化法，腐蚀试验法和电化学法研究了催化亚硫酸盐在含氧水中的自动氧化及对20g钢的防腐蚀作用。

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