reaction ring的例句大全

The target compound was cut off from the middle of the two benzene ring of Biphenyl Tetrazole and the key step was accomplished through Suzuki Coupling reaction.

该合成策略是将目标分子从联苯四氮唑的两个苯环中间切断，最后以Suzuki偶联为关键步骤来实现的。

Applications of thionyl chloride in pharmaceutical and pesticide sectors and application developments in organic synthesis reaction and ring formation reaction are introduced.

介绍了无机精细化工产品氯化亚砜在医药、农药等工业领域的应用及其在有机合成反应、成环（或闭环）反应中的应用开发现状；

The result shows that the transition state of the rearrangement reaction has a three-membered ring structure.

结果表明，该重排反应经过一个三元环过渡态。

The electronic effects of the substituents on the benzene ring and the steric hindrance do not significantly alter the reaction time and yield.

反应时间和反应收率不明显受苯环取代基团电子效应及空间位阻的影响。

Using potassium titanium oxalate as raw material, ring-like TiO2-aggregates film deposited on the glass substrate was successfully synthesized by hydrothermal method though a bubble template strategy and ligand exchanging reaction.

采用水热法，以草酸钛钾为反应原料，借助气泡模板和配体交换反应，在玻璃基底上成功沉积了环状的Ti02聚集体薄膜。

The fact of reaction rate decreasing linear with the steric hindrance of ester groups shows that the formation of ring coordination compound between rare earth ions and salicylate ester takes an important role in the nitrosation reaction.

反应速度随酯基基团空间位阻效应呈线性下降，说明稀土离子与水杨酸酯之间环状配位化合物的形成在亚硝基化反应中起着重要作用。

On the basis of some industrial tests on DOP production line imported from BASF of Germany, and technological analysis in theory, a high effective regular packing was used in the reaction distillation tower instead of Pall ring packing.

在对国外引进装置进行工业试验，并从理论上进行技术分析基础上，应用高效规整填料塔技术对装置核心设备&酯化精馏塔进行了改造，同时对附属设备进行更换和完善。

The reactor with the compression-type structure is mainly composed by the base, the reaction cell plate, slide, rubber ring and screwing cap.

该反应器采用压装式结构，主要由基座、反应池板、玻片、橡胶圈和旋盖组成。

Study on the Mechanism and Reaction Kinetics of Ring Forming in the Grate-Rotary Kiln

链篦机&回转窑结圈机理及其反应动力学研究

HALOGENATION REACTION ON BENZENE RING Application and Synthesis of Sulfide Phenyl Trifluoromethyl

关于苯环上的卤代反应三氟甲基苯硫醚的制备和应用

The reaction mechanisms of ring cleavage and para-banic acid formation were discussed.

对开环反应机理和乙二酰脲的形成机理进行了探讨。

Because it has shown a pleased result in many kinds of precipitation reaction such as ring precipitation reaction, agar diffusion reaction and so on.

结果：自制兔抗羊免疫血清和羊血清经环状沉淀、琼脂扩散多种沉淀反应试验，验证均与兔抗人血清和人血清的反应结果相近。

~ 1H-NMR and UV analysis show that, after reaction, benzene ring in the structure unit of the alkali lignin is steady, carboxyl, carbonyl and methoxyl all have reduced in different extent, while aliphatic and phenol hydroxyl have increased.

~1H-NMR和UV光谱分析显示反应后碱木质素的结构单元中苯环结构稳定，羰基、羧基、甲氧基有所减少，醇羟基和酚羟基的量增加了。

Synthesis of β-Damascone(ⅰ)& Study on Catalytic Addition Reaction of β-Ring Citral

β突厥酮的合成-β环柠檬醛的催化加成反应研究

The further reaction between remaining broken ring cluster and strongly alkaline solution depends on the types of the remaining broken ring clusters and alkaline solutions.

偏高岭土溶解后的残环和碱溶液进一步反应与残环及碱溶液的种类有关。

Medium pressure Metal ring ( M type) conduct the pressure into the pipe though the hole of path and groove to increase the reaction strength of metal ring.

中压型金属密封环（M型）将压力径侧孔或槽引入管内，以便加大密封环之反应力。

This paper presents a review on the intermolecular and intramolecular Diels-Alder cycloaddition reaction of the furan ring and their applications for organic synthesis.

本文就呋喃环参与的分子间和分子内D-A反应及其应用作一综述。

In the picoline pyrolysis experiment, the methyl disengages from aromatic ring to form methane firstly, then the following reaction of the aromatic ring is similar to pyridine.

甲基吡啶的热稳定性比吡啶差，热解时甲基首先脱离芳香环进入气相，随后芳香环的反应途径和吡啶类似；

We synthesized this class of catalysts through construction of ferrocene monomer, coupling reaction, hydrolysis and ring closure, and relative configuration of catalysts were assigned by X-ray diffraction of ( S, Rp)-la.

我们通过二茂铁单体的构建、偶联、水解和关环反应高效地合成了该类催化剂，且最终产物（S，Rp）-1a通过X-ray单晶衍射确定了其相对构型。

To solve the problem of leakage of reaction vessel, a new C-ring for the sealing of the reaction vessel is developed.

为解决反应釜密封泄漏问题，研制了新型类C形密封环。