The catalytic reaction condition is optimized by(orthogonal) experiments.
通过正交实验确定了催化反应的最佳实验条件。
The yield of n-butyl gallate was 93.4% under the optimum reaction condition.
在优化反应条件下,没食子酸正丁酯的收率达到93.4%。
Extracted tea protein by enzyme is mild reaction condition and substrate specialization.
酶法提取具有反应条件温和和底物特异性好等特点。
A method for synthesis of pentaerythrityl bromide and their reaction condition were exploded and improved.
改进了季戊四溴的合成方法,探索了反应发生的条件。
This method has simple procedure, fast reaction rate, high yields, mild reaction condition and high selectivity.
此法的特点是操作简便,反应速度快,收率高,反应条件温和,选择性高。
The optimum chemical reaction condition was established and the appropriate instruments were prepared for this test.
实验确定了最佳的化学反应条件和仪器工作条件。
The best reaction condition was gained from orthogonal tests and the reaction was greatly affected by a little water.
通过正交实验优化了合成条件,并指出微量水对反应有重要影响。
The effects of several factors on the yield of ester are investigated, and the optimum reaction condition is found out.
考察了影响产率的多种因素,确定了最佳反应条件。
The reaction condition of this method was simple and suitable for commercialization. The overall product yield was 58.5%.
该方法反应条件温和,原料廉价易得,操作简便,适合工业化生产,总收率可达58.5%。
The primary target of the work is studying the effective methods and reaction condition of nickel nanoparticles preparation.
寻求镍纳米颗粒制备的有效方法及反应条件。
Furthermore, the reaction condition of the selective removal of acetyl group in the presence of caffeoyl group was optimized.
发现不同的底物结构上的差异可能造成选择性脱除乙酰基保护反应活性的差异。
In this route, the overall cost is low and the reaction condition is temperate, so it is suitable for the industrial production.
该路线原料廉价易得,成本较低,反应条件温和,适用于工业生产。
Reaction condition of the synthesis of resin was investigated, and properties of the obtained electrophoretic coating were tested.
探讨了合成树脂的反应条件,并对所得阴极电泳涂料的性能进行了测试。
The rules influenced by many factors, such as reaction condition, reactant proportion, reaction temperature and time, was draw out.
考察了反应条件的控制、反应原料配比、反应时间、反应温度等因素对产品性能的影响规律。
The effect of reaction condition was investigated and the optimum ones have been determined. The product was characterized by IR method.
讨论了不同的条件对反应的影响,通过实验得出反应的最佳条件,并用红外光谱分析对产品进行表征。
IBX is a new dehydrogenating reagent with such advantages as mild reaction condition, high selectivity, convenient work-up and recyclable.
IBX是一类新型的脱氢试剂,它具有反应条件温和、选择性较高、后处理简便、可再生利用等优点。
Conclusion: The new method has several advantages such as cheap reactants, facile reaction condition, convenient operation and high yield.
结论:新工艺原料价廉易得,反应条件温和,后处理简便,收率高。
A simple TLC method for monitoring the synthetic process of 3-bromo-ethyl levulinate is reported, and the reaction condition is optimized.
用薄层色谱法监测溴素溴化乙酰丙酸乙酯生成3-溴乙酰丙酸乙酯的反应过程,优化了反应条件,方法简单,快速,准确。
RESULTS and CONCLUSION The overall yield was 26%. The reaction condition was mild, easy to operate. Adapted to industrialization production.
结果及结论该实验方法总收率26%,反应条件温和,操作简便,适合工业化生产。
The results showed that the reaction condition became milder over expansible graphite, but the esterification efficiency was lower than 40%.
结果表明,在可膨胀石墨的催化下,酯化条件明显缓和,但酯化产率较低,不到40%。
This paper were introduced the production method and reaction mechanism of fatty secondary amine was studies also on optimum reaction condition.
本文叙述了脂肪仲胺的生产方法及反应机理,研究了最佳反应条件。
The activity and selectivity of the catalyst is higher as compared with the traditional hydrogenation catalyst and the reaction condition is mild.
与传统的加氢反应相比,该催化剂的反应条件温和,加氢反应的活性和选择性高。
The advantages of low pollution, easy operation, economical process and mild reaction condition of the method have promised its great industrial ualue.
该方法操作简单、条件温和、污染小、成本低,是一种很有工业化前途的方法。
Moreover, the influence of alkylation reaction condition on the conversion and selectivity of alkylation and the stability of catalyst was investigated.
考察了烷基化反应条件对反应转化率和选择性的影响以及催化剂的稳定性。
It was found that the influence of the reaction condition was great, for temperature and MMC loading quantity both affected the action of the desorption.
结果表明:碳包铁的吸附性能受反应条件的影响较大,温度和载药量对释放率有一定的影响。
RESULTS and CONCLUSION Compared with the literature method, this synthetic route has mild reaction condition, convenient disposition, good yield and so on.
结果与结论改进后的方法与文献方法比较具有反应条件温和,后处理方便,收率高等优点。
Xiangdan injection that cause serious adverse drug reaction condition although not common, but clinical application process should attach great importance.
香丹注射液致严重药品不良反应的情况虽不常见,但临床应用过程中应当高度重视。
The reaction condition of ISSR experiment of Korean pine was discussed, which was a basis for the study on genetic divergency among Korean pine populations.
建立了红松ISSR的最佳反应体系,为进行红松种群间遗传分化的研究奠定基础。
In this process, under the mild reaction condition, the three wastes can not be produced with easy manipulation and after-treatment, and short reaction time.
合成反应条件温和,反应时间较短,操作简便,后处理过程简单,无三废产生。
This paper were introduced the production method and reaction mechanism of fatty primary and secondary amines, was studies also on optimum reaction condition.
本文叙述了脂肪伯胺和肿胺的生产方法及反应机理,研究了最佳反应条件。
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