The effects of catalyst and solvent on the reaction were studied.
探讨了催化剂、反应溶剂等对反应的影响。
The effects of temperature, catalyst and solvent on cell reaction were studied.
分别考察了温度、催化剂、溶剂对单元反应过程的影响。
The most suitable conditions were shown as follows: ambient reaction temperature, phosphoric acid as catalyst and solvent.
研究了影响反应的条件,温度为室温,催化剂及溶剂为磷酸。
The structures of carbon aerogels are controlled from micro pore to macro pore by changing the concentration of catalyst and solvent.
通过改变催化剂和溶剂的用量,可以实现碳气凝胶的颗粒直径及孔洞由纳米到微米级的连续调节。
The effect of process conditions, such as microwave, reactant ratio, catalyst and solvent etc, on the nucleophilic substitution and yield of product were investigated.
考察了微波技术、反应物料比、催化剂以及溶剂等主要条件对亲核取代反应和产物收率的影响。
Friedel-Crafts acetylation of salicylamide(SA) with acetyl chloride to 5-acetylsalicylamide using triethylammonium chloroaluminate ionic liquid(IL) as both catalyst and solvent was investigated.
实验以盐酸三乙胺-三氯化铝离子液体(IL)为催化剂,催化水杨酰胺(SA)与乙酰氯进行傅克酰基化反应合成5乙酰水杨酰胺。
The reaction conditions such as dosages of catalyst, 1, 4 dioxane and water, solvent type, reaction temperature and time, adding method were also studied.
同时还研究了催化剂用量、1,4二氧六环的用量、溶剂种类、反应温度、反应时间、水量及加水方式等对该反应的影响。
The influences of catalyst, solvent, temperature and raw material on the yield of TPP are investigated. The yield of TPP increases from 30.0% to 49.5%.
研究了催化剂、溶剂、温度、原料等因素对四苯基卟啉收率的影响,收率由30.0%提高到49.5%。
The solvent capacity of ionic liquid for alkane is important to he separation of the alkylate and the catalyst.
而饱和烷烃在离子液体中的溶解能力对烷基化产物和催化剂的分离十分重要。
The applications of room temperature ionic liquid as a green solvent and catalyst for ester synthesis is reviewed in this paper.
本文综述了近年来离子液体作为一种绿色溶剂和催化剂在酯合成反应中的应用研究进展。
Effects of solvent, sodium sulfide dosage, reaction time and reaction temperature in syn thesis of dibenzyl sulfide from benzyl chloride with sodium sulfide without catalyst were studied.
研究了无催化剂存在时,溶剂、硫化钠用量、反应时间和反应温度对从氯化苄和硫化钠合成二苄基硫醚的影响。
Effects of reaction temperature, reaction time, solvent, catalyst and its amount on prepolymerization was studied.
探讨了反应温度、反应时间、溶剂、催化剂及用量对预聚反应的影响。
The research take 1,3-directional lipase as catalyst, which catalyzes acidolysis reactions of rapeseed oil and caprylic acid in free solvent to produce structured lipid of lower energy.
油脂是供能最高的一类营养物质,菜籽油在我国来源广泛,本文即以以1,3-定向脂肪酶为催化剂,使混合底物菜籽油和辛酸在无溶剂体系中进行酸解反应,以制备供能较低的结构脂质。
The results show that the influences of solvent, reaction time, and molar ratio of styrene to catalyst or TBHP on the reaction is very important.
研究结果表明,反应温度、反应时间、溶剂种类、氧源用量和催化剂用量等反应条件对苯乙烯环氧化反应具有重要影响。
Amyl cinnamaldehyde was synthesized from benzaldehyde and n-heptanal by aldol condensation with catalyst potassium hydroxide in solvent ethylene glycol.
以苯甲醛和正庚醛为原料,乙二醇为溶剂,在氢氧化钾催化作用下羟醛缩合合成甲位戊基桂醛。
Poly(succinimide)(PSI) was synthesized by polycondensation of L-aspartic acid in a solvent. The effects of the catalyst, reaction time and solvent on the reaction were studied.
以L 天冬氨酸为原料,采用溶剂法合成聚琥珀酰亚胺,并研究了催化剂、反应时间和混和溶剂配比对反应的影响。
Recently, ionic liquids as a kind of green solvent and catalyst even as a carrier for catalyst have drawn much attention due to the important roles they played in organic reaction.
近几年来,离子液体作为一种绿色溶剂、催化剂以及催化剂的液相载体在有机反应中发挥了独特的作用,受到人们越来越多的关注。
Methods: Orthogonal experimental design is used and the influence of temperature, catalyst, reaction time and solvent on the yield is investigated.
方法:采用正交设计法,重点考察反应温度、催化剂、反应时间及溶剂四个因素对收率的影响。
The effects of reaction temperature, reaction time, the amount of catalyst, the amount of solvent and the flow rate of oxygen on the reaction of styrene epoxidation are investigated in details.
考察了反应温度、反应时间、催化剂用量、溶剂加入量及氧气通入速率等因素对苯乙烯环氧化反应的影响。
The main factors affecting the reaction such as ratio of reactants, the catalyst (p toluenesulfonic acid), temperature and solvent were discussed.
探讨了硬脂酰氯和单宁酸的量比、催化剂对甲苯磺酸的用量、反应温度和溶剂等对合成的影响。
The epoxidation of propylene to propylene oxide, using cumene hydroperoxide as oxidant, molybdenum glycol complex as catalyst and ethanol as solvent, has been investigated.
研究了以钼醇配合物为催化剂,过氧化氢异丙苯为环氧化剂,乙醇为溶剂的丙烯一步氧化制环氧丙烷的反应。
With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.
以乙醇为溶剂,碘化钠为催化剂,由金属钠、对苯二酚和溴丁烷合成了1 ,4 -二丁氧基苯。
Premium special solvent oil has been produced from kerosene fraction with LK-1 hydrogenation catalyst and single-stage hydrogenation process developed by LPECRI.
以煤油馏分为原料,采用洛阳石油化工工程公司工程研究院开发的LK 1型加氢催化剂及单段加氢工艺可生产出优质环保型特种溶剂油。
The effects on the catalytic activity and selectivity of reaction temperature, time, pressure, quantities of catalyst and the kinds of solvent were observed.
分别考察了反应温度、反应压力、反应时间、催化剂用量及反应溶剂对反应的影响。
The conjugated linoleic acids (CLA) were prepared by alkali isomerization with KOH as catalyst, butyl alcohol as solvent and suaeda salsa seed oil as raw material.
采用KOH为催化剂,正丁醇为溶剂,碱蓬籽油通过碱性异构化反应制备共轭亚油酸(CLA)。
The factors that influence silica aerogel preparations were investigated, and the optimum values were obtained for preparing temperature, solvent, catalyst and process duration.
经不同工艺和过程制备二氧化硅气凝胶,初步摸索出制备温度、溶剂、催化剂、反应时间最佳参数。
The effects of the choice of the catalyst , the amount of the catalyst and choice of the solvent were investigated for the yield and the optimum conditions was found.
讨论了不同催化剂、催化剂用量、不同溶剂对反应收率的影响,优选出较佳的反应条件。
With p-toluene sulfonic acid used as catalyst and chlorobenzene as organic solvent, the reaction kinetics between phenol and acetal have been studied at room temperature.
本文研究了以对甲苯磺酸为催化剂,氯苯为溶剂,室温附近的条件下,苯酚及对叔丁基酚与甲缩醛反应的动力学。
The catalyst can be recovered by filtration and washing with solvent, and reused for many times.
通过简单的过滤、溶剂洗涤回收催化剂,并能多次重复使用。
The catalyst can be recovered by filtration and washing with solvent, and reused for many times.
通过简单的过滤、溶剂洗涤回收催化剂,并能多次重复使用。
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