The optimal reaction conditions were electric potential 12 V, time 60~ 80 min, methanol 5 mL, hydrochloric acid ( 36%) 5 mL, with the yields of pinacols up to 31%~ 81%.

  • 最佳反应条件为:电解电压为12V,反应时间60~80min,甲醇和盐酸(36%)用量各5mL,(口片)呐醇的产率可达31%~81%。
  • 来源:互联网摘选更新时间:2026-07-13 17:27:41

  • 重点词汇
  • ofprep. 关于;属于…的;由…制成;
  • hydrochloric acid盐酸;氢氯酸;
  • yieldsn.产量;利润;投资效益( yield的名词复数 );
  • up to多达;直到;在于…;能胜任;
  • 80eighty
  • Minabbr.Minister 部长;Ministry 部;
  • with the与...;
  • optimaladj.最佳的,最优的;最理想的;
  • 相关例句
1、

Effects of formation of complexing ions in electroplating on cathodic electrode reaction, standard electrode potential, overpotential and metal deposition potential are also discussed, therefore providing im-portant theoretic basis for alloy electroplating.

阐述了络离子的形成对阴极电极反应、标准电极电位、过电位和电镀时金属析出电位的重要影响,从而为合金电镀提供了重要的理论依据。

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2、

Reaction of antenna electric potential to the antenna of Apriona germari and its behavior which pass sense of smell reaction measurement to express greatly part of single body compounds respond substantially is consistent.

通过嗅觉反应测定表明大部分单体化合物对桑天牛成虫触角电位的反应与其行为反应大体上是一致的。

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4、

A significant salt effect on the palladium catalyzed reaction is observed and potential future applications of "salt cells" in sensing are discussed.

观察到了一种显著的固体盐效应并讨论了盐电池在传感器的潜在应用。

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5、

The research indicates that polarization reaction resulting from electric potential difference between electrodes is the cause of electrodeposition.

研究表明,电极间电势差引起的电极反应是电化学沉积的动因;

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6、

Wittig Reaction is of great potential value in application.

Wittig型反应是一类具有巨大潜在应用价值的反应。

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7、

ERG consisted of four parts in the compound eyes of P. japonica: on light reaction, positive potential, long negative potential and off light reaction, but the off light reaction was very small and was hardly seen.

龟纹瓢虫成虫复眼的ERG波形成分一般由4个部分组成:开光反应、正相电位、持续负电位和闭光反应,但闭光反应较小,不易看见。

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8、

Cu ( ssal)~ ( 2+)_2 complex mediate generation of reactive oxygen species from O_2 by the redox reaction in negative potential, these radicals are capable of damaging DNA.

铜(Ⅱ)-磺基水杨酸配合物在控制的-0.4V电位下,Cu(ssal)2+2作为媒介通过电化学反应产生活性氧自由基O2·,氧自由基可以切割DNA。

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9、

The adrenochrome can also take part in oxidation-reduction reaction when the potential is about zero volt, consequently, there is another pair of oxidation-reduction peaks correspondingly in the cyclic voltammogram.

肾上腺素红在电势为O伏左右时,又可进行氧化还原反应,从而在循环伏安图上又相应有一对氧化还原峰。

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10、

The experimental results showed that pH value would affect the direction of cathode reaction, electric potential of the electrode and degradation and decolorization effect of dyes.

实验结果表明,pH值将影响着阴极反应的方向、电极电位与染料降解脱色的效果。

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11、

Parameters of fluorescence reflect the transformation and utilization ratio of light energy, electron transport, light chemical reaction and potential activity of photo-system and have a large difference in different breeds.

荧光特征参数反映了光系统(PSⅠ、PSⅡ)的光能转化、光能利用率、电子传递、光化学反应及光系统的潜在活性,在不同板栗品种之间具有显著差异性。

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12、

Analysis of Armature Reaction Magnet Potential Influence with the Optimum Commutation of Brushless DC Motor

永磁无刷电机电枢反应磁势对最佳换向位置的影响分析

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13、

The conversion of phosphate into phosphine was an important biological reaction with potential value in application.

磷酸盐转化成磷化氢是一个具有重要潜在价值的生物反应。

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14、

Illustrating Molecular Reaction on Potential Energy Surface

分子反应的势能面图示

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15、

The development and application of virtual instrument for determining oscillating reaction by potential

电容反馈改进型振荡器电位测定振荡反应虚拟仪器的研制与推广

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16、

Use various methods to the reaction potential energy surface of reactants and products geometry optimized configuration, by comparison, established QCISD/ 6-311++ G ( d, p) method for the optimal method.

使用多种方法对该反应反应势能面上的反应物和产物构型进行几何优化,通过比较,确定了QCISD/6-311++G(d,p)方法为最优方法。

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17、

The utility model relates to a chemical reaction vessel, in particular to a sight glass device of a high temperature resistant chemical reaction pot.

本实用新型涉及化学反应容器,尤其是一种耐高温化学反应罐的视镜装置。

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18、

Herein, we describe a rapid, simple and practical procedure for the phase transfer catalytic ( PTC) synthesis of a wide range of α-hydroxy acids by means of a microwave-assisted addition reaction in one pot.

开发了一种快速、简单和实用的系列α羟基酸的合成方法,在微波辐照相转移催化的条件下实现了一锅法α羟基酸合成。

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19、

The influence of several cross-linking agents on the performances of film of two-pack waterborne fluorocarbon resin paint is studied, in terms of reaction rate and pot life.

从反应速度、适用时间等方面研究了几种交联剂对水性双组分氟涂料漆膜性能的影响。

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20、

The relationship between loading way about coal and ore, kinds of reducing agent, reduction temperature, reduction time and the percentage metallization in reaction pot DR process have been researched in this article.

本文研究了倒焰窑、隧道窑生产海绵铁工艺中,罐中装料方式、还原剂种类、还原温度、还原时间等因素与海绵铁金属化率之间的关系。

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