Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多酸剂采用酯法合成丙醇单醚酸酯。

We imagine using an anticatalyst to "freeze out" any chemical reactions in the system.

可想象利用一反剂使体系内的任意学反应“冻结”。

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以磷钨酸和磷钨酸铝剂,用乳酸和正丁酸合成了乳酸正丁酯。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂结焦是导致剂失活的主要原因。

A catalyst is a substance which speeds up a chemical reaction.

剂是一能加速学反应的物质。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

以苯胺和溴烷原料,用四氢氧铵作相转移剂,在常压下合成N,N苯胺。

CuFe-PILC catalyst was prepared by doping technology during the preparation process of pillaring agent.

在此础上对其进行掺杂改性，获得了铜铁复合层柱粘土剂。

Its catalytic performance in Heck reaction of iodobenzene with ethyl acrylate was studied.

研究了该剂对碘代苯与丙烯酸酯反应的性能及循环使用性能。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

以苯胺、邻硝氯苯原料,采用直接缩合法引入相转移剂合成邻硝苯胺。

The synthesis of nerolin bromelia by use of various phase transfer catalysts at different conditionsis studied.

研究了利用多相转移剂在不同条件下合成橙花素。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢酶活性中心进行学模拟将有可能产生出新型的产氢剂。

The fuberidazole was prepared by reaction of O-phenylendiamine with furfural at the presence of CTMABas catalyst.

以邻苯胺和糠醛原料,以十六甲三烷溴铵(CTMAB)剂合成了麦穗宁。

The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.

提出了以固体氯物剂合成马来酸丁酯的最佳反应条件。

The performance of this catalyst for the cross-coupling reaction of iodobenzene with acrylic acid was studied.

研究了该剂对碘代苯与丙烯酸交叉偶联生成反式-肉桂酸的性能。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了以硼氢钾修饰的雷尼镍剂松油醇加氢制备氢松油醇的反应。

Activated carbon as the sorbent and catalyst support was capsulated with ethyl cellulose by phase separation methods.

摘要对兼具吸附和剂载体功能的多孔结构活性炭，以纤维素材料用相分离进行包覆。

N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.

用四氯胺作相转移剂可在常压下由苯胺和溴烷合成N,N-苯胺。

The catalytic system formed from polymer-supported neodymium complexes shows high catalytic activity and stereospecificity for butadiene polymerization.

聚合物载体-钕络合物剂具有很高的活性和定向效应.

Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

以BTEAC(苄三氯铵)相转移剂合成了异烟酸酯。

Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无剂条件下利用过氧氢氧苄硫醚合成了苄亚砜和苄砜。