查询词典 catalyzed

The catalyzed oxidation of cyclohexanol with 30% aqueous hydrogen peroxide by mass fraction to produce adipic acid can be achieved using tungstic acid -acidic additive catalyst system in the absence of organic solvents and phase-transfer reagent.

以钨酸-酸性添加剂为催化体系，在无有机溶剂和相转移剂的情况下，催化30%过氧化氢氧化环己醇合成己二酸。

During the study, an unreported Pd-catalyzed cross coupling substitution reaction was observed, and the relative theoretic discussion was made. The mesmorphic properties of all these compounds were observed and measured by polarizing optical microscopy and differential scanning calorimeters.

论文通过钯催化偶联反应合成了十一个系列74个全新的环己基炔类液晶化合物，利用元素分析、气相色谱、液相色谱等方法分析了化合物的纯度，利用红外光谱、核磁共振和质谱等分析手段对化合物的结构进行了鉴定。

Consistently, biochemical assays showed that the SpvC-catalyzed reaction can generate both double bond-containing and covalently linked products.

生化实验也证实了消除反应产生的碳碳双键产物和取代反应产生的连接产物。

Sur . This model was used to simulate the experimental data of lipase-catalyzed hydrolysis of olive oil in AOT/isooctane reversed micelles. The model parameters were obtained and the model equation was in good agreement with the experimental data.

利用该模型方程对AOT／异辛烷反胶团中脂酶催化橄榄油水解的动力学数据进行拟合，得出了模型参数，模型方程与实验结果吻合较好。

In the second chapter, the hydrolysis of olive oil catalyzed by Candida cylindracea lipase in Aerosol OT /isooctane reverse micellar solution was studied.

第二章从工业应用的角度对酵母脂肪酶在AOT/异辛烷逆胶束系统中催化橄榄油水解的全过程进行了考察和优化。

Esterification of acetic acid with isoamyl alcohol catalyzed by ferric chloride was studied,and effect of different factors such as reaction time,dosage of catalyst and ratio of acetic acid to isoamyl alcohol on the yield of isoamyl acetate was carefully examined.

研究了以三氯化铁为催化剂乙酸与异戊醇的酯化反应，考察了反应时间、催化剂用量、醇酸摩尔比等因素对乙酸异戊酯收率的影响。

The esterification reaction kinetics of hexanoic acid with butanol, catalyzed by Novozym 435 lipase, was studied in water-in-oil microemulsions formed by alkyl polyglucoside C10G1.54/n-butanollcyclohexane/water buffer solution.

研究了Novozym435脂肪酶在烷基聚葡糖苷形成的W/O微乳液体系中，催化正丁醇与正己酸合成酯的反应动力学。

The esterification reaction and itsinfluencing factors of hexanoic acid with n-butanol, catalyzed by lipaseNovozym100T, were studied in water-in-oil microemulsions formed by alkylpolyglucoside C_(12)G_(1.50)/n-butanol/cyclohexane/water system.

研究发现，十二烷基聚葡糖苷C_(12G_(1.50)／正丁醇／环己烷／H_2O体系形成的油包水微乳液中，脂肪酶Novozym100T催化正己酸和正丁醇的酯合成反应，反应初始速率V_0随正己酸的初始浓度C_~0增大而增大；随正丁醇的初始浓度C_~0的增大而减小，后V_0进入一&坪区&。

Synthesis of methylene-4,4'-di catalyzed by zinc oxide Various metal oxide were investigated in the synthesis of methylene-4,4'-di from ethyl carbamate, and a serious of ZnO/SiO2 catalysts were prepared by deposition-precipitation method.

氧化锌为催化剂合成4，4'-二环己基甲烷二氨基甲酸乙酯以氨基甲酸乙酯和4，4'-二环己基甲烷二胺的反应体系为研究对象，在考察多种金属氧化物活性的基础上，使用沉积沉淀法制备了一系列硅胶负载氧化锌催化剂，并对其催化性能进行了研究。

On the basis of the above N-vinylaiton of amides,the Cu-catalyzed intramolecular C-S coupling of thiols was implemented for the first time with CuI (10 mol%) as the catalyst and K_3PO_4·3H_2O2 equiv.

在酰胺氮烯基化研究的基础上，我们进而开展了烷基硫醇分子内烯基化反应研究。

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