He felt he had atoned for what he had done to his son 他觉得他对儿子已无亏欠。
Inquired into the influences of temperature, amount, speed and solvent on the brominating addition reaction, and discussed the operation crafts of separation and crystallization. 探讨了溴化温度、溴量、溴速度、化溶剂对反应的影响,并讨论了分离结晶的操作工艺。
Study on Selective Formation of C-N Bond and Microwave-Assisted Intramolecular Oxa-Michael Addition Reaction 选择性C-N键的形成及微波辅助分子内oxa-Michael加成反应
Results show that the addition reaction of bromine with acetylene was obviously influenced by light condition. 研究表明,光线条件对溴素与乙炔加成反应过程有非常明显的影响。
In this paper, ethylene glycol mono dicyclopentenyl ether is synthesised by addition reaction of dicyclopentadiene and ethylene glycol, and the mechanism of this reaction is explained. 用二环戊二烯和乙二醇进行加成反应合成乙二醇单二环戊烯基醚,并说明了此反应的原理。
Hydrosilylation of alkenes catalyzed by Rh ( PPh_3)_3Cl in ionic liquids: influence of medium on addition reaction 离子液体对Rh(PPh3)3Cl催化烯烃硅氢加成反应的影响
Investigation on the Asymmetric Michael Addition Reaction of β, γ-Unsaturated-α-Keto Esters Catalyzed by Chiral Thioureas 手性硫脲催化β,γ-不饱和-α-酮酸酯的不对称迈克尔加成反应研究
Michael reaction is a typical nucleophilic addition reaction, is always an organic chemistry domain research hot spot. 迈克尔反应是一个典型的亲核加成反应,一直是有机化学领域的一个研究热点。
A Study of Dynamics About the Addition Reaction of n-Dodecyl Alcohol and Ethylene Oxide ── Determining the Optimum Reaction Time 正十二烷醇与环氧乙烷的加成反应动力学研究&最佳反应时间的确定
In the meantime, the extent of addition reaction, conversion rate of bromine and the yield coefficient of tetrabromoethan were increased, and the yield of by-product was decreased by using of light. 同时,增加光照可使溴素与乙炔的加成反应进行得更加完全,从而降低副产物生成量,提高溴素的转化率和四溴乙烷收率。
A Study of the Addition Reaction Between 4-Oxo-pente-2-nal and Thioacetic Acid 4-羰基-2-戊烯醛与硫代乙酸加成的研究
The Regioselective Study of Ethyl Levulinate and Benzaldehyde's Nucleophilic Addition Reaction 乙酰丙酸乙酯和芳醛加成反应区域选择性的研究
Synthesis and Alcoholysis of the IPNs of Styrene and Vinyl Acetate; New Process to Prepare Ethyl Acetate from Ethylene and Acetic Acid Addition Reaction 聚苯乙烯&醋酸乙烯酯互贯聚合物网络的合成与醇解反应醋酸与乙烯加成制取醋酸乙酯的新工艺
Because the reaction initiated by the attachment of an electrophile, the process is called an electrophilic addition reaction. 因为反应是由亲电试剂的附加而开始的,所以这个过程叫做亲电加成反应。
They may be modified by the addition reaction of other monomers, such as styrene or acrylic esters. 它们可以被加以其它单体而改性,如苯乙烯、丙烯酸酯。
Progress on the catalytic asymmetric Michael addition reaction 不对称Michael加成反应的研究进展
Addition reaction between α-pinene and methanol under microwave irradiation 水合1,8-萜二醇微波辐射下α-蒎烯与甲醇的加成反应
Study on esterification and addition reaction between rosin and 2-hydroxyethyl methacrylate methyl glutaryl-CoA 松香与甲基丙烯酸-β-羟乙酯的酯化反应和加成反应研究
New Process to Prepare Ethyl Acetate from Ethylene and Acetic Acid Addition Reaction 醋酸与乙烯加成制取醋酸乙酯的新工艺
Study on Quantum Chemistry of the Addition Reaction for Carbene with Cyanic Acid 卡宾与氢氰酸加成反应机理的量子化学研究
A technique for continuous manufacture of thin-walled tube with medical grade silicone rubber cured through an addition reaction is developed. 文中研究了连续化生产医用级加成型硅橡胶薄壁微型胶管的方法。
The mechanism of light influencing the addition reaction was also studied. 初步分析了光线照射影响四溴乙烷合成反应的作用机理。
The preparation of1,1,2 ethanetricarboxylic acid from addition reaction of maleic acid with germaniumane trichloride under acidic condition, then hydrolysis has been investigated, the yield is71%. 以糠醛为原料,先制得顺丁烯二酸,用顺丁烯二酸与三氯锗烷在酸性条件下加成,然后水解得到1,1,2乙烷三羧酸,收率为71%。
The possible mechanism of electrochemical oxidation_ Michael addition reaction is presented. 对电解氧化迈克尔加成反应进行了探讨,提出了可能的反应历程。
The addition reaction of substituted phenyl nitrile oxide and p-Acetaminobenzenesulfamide were reported. 本文报导了取代芳腈氧化物和对乙酰氨基苯磺酰胺的加成反应。
The double bond of cyclopentenyl on Cp with HBr, halogen underwent normal electrophilic addition reaction. 茂环上环戊烯基的双键与HBr和卤素发生正常的亲电加成反应。
The Michael addition reaction is one of the most important carbon-carbon bond-forming reactions in organic synthesis. Michael加成反应在有机合成中是一种非常重要的形成碳碳键的反应。
It mainly obtained by the addition reaction of alkynes and iodine. 它主要是由炔烃和碘的加成反应得到。
These processes gave more than 80% yields for the addition reaction of various sulfonamides with alkenes. 多种磺酰胺类化合物与烯烃的加成反应,在该非均相催化体系中都获得了80%以上的产率。
The addition reaction of organometallic reagents with imines is an important method for synthesis of amine. 有机金属试剂和亚胺的加成反应是合成胺类化合物的重要方法。