氯甲基化反应
- 网络chloromethylation reaction;Blanc
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研究了反应机理,考察了各种因素对氯甲基化反应的影响规律,优化了反应条件,通过红外光谱法与Volhard分析法表征了产物的化学结构与组成。
The reaction mechanism was investigated , the effects of various factors on the chloromethylation reaction were examined , and the optimum reaction conditions were determined . The chemical structure and composition of the products were characterized with infrared spectrum and Volhard method .
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考察2-乙氧基-5-乙酰氨基苯甲酸乙酯(6)的氯甲基化反应,结果表明,N-氯甲基化反应的产物是主要产物。
The chloromethylation of ethyl 2-ethoxy-5-acetylamino benzoate gave ethyl 2-ethoxy-5-N-chloromethyl-acetylamino benzoate .
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N(C2H5)3HCl-2ZnCl2离子液体催化十二烷基苯的氯甲基化反应研究
Study on Blanc chloromethylation of Dodecylbenzene catalyzed by zncl_2 ionic liquid
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通过双醚化反应、氯甲基化反应和在强碱性条件下进行的脱氯化氢反应,制备出可溶性聚(2甲氧基5辛氧基)对苯乙炔(PMOCOPV)。
A soluble poly ( 2 methoxy 5 octyloxy ) p phenylene vinylene ( PMOCOPV ) was synthesized through double etherification , chloromethylation and dehydrochlorination reactions .
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有机电解质在胶束催化聚苯乙烯氯甲基化反应中的作用
Effect of Organic Electrolyte on Chloromethylation of Polystyrene in Micellar Catalytic System
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结果表明,相同工艺条件下制备,对位连接的结构更容易进行氯甲基化反应。
The results indicated that para-position structure is easier to be chloromethylated .
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用氯甲基化反应分两步制造氯化苄和二苯甲烷
Preparation of benzyl chloride and diphenylmethane by chloromethylation of benzene in Two steps
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用含苯基聚硅烷中的苯环进行氯甲基化反应;
The containing chlorine polysilanes were synthesized by chloromethylation reaction of polysilanes with Ph.
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高交联聚苯乙烯微球的氯甲基化反应研究
Study on Chloromethylation of High Crosslinked Polystyrene Microspheres
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进一步研究了胶束催化氯甲基化反应的机理。
The mechanism of chloromethylation reaction and the mechanism of micellar catalysis were further investigated .
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以对二氯苯为原料,通过氯甲基化反应合成了2,5-二氯氯苄,收率55%。
2-5-Dichlorobenzyl chloride in the yield of 55 % was synthesized by chloromethylation of 1,4-dichlorobenzene .
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2-乙氧基-5-乙酰氨基苯甲酸乙酯的氯甲基化反应
Studies on Chloromethylation of Ethyl 2-Ethoxy-5-Acetylamino Benzoate
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联苯氯甲基化反应的研究
Study on Chloromethylation of Biphenyl
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聚苯乙烯树脂的间接氯甲基化反应
Indirect Chloromethylation of polystyrene
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芳香烃氯甲基化反应的综述
Review of chloromethylation methods
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通过对噻吩的氯甲基化反应的温度与原料配比的考察表明,焦化苯中的噻吩可完全转化为噻吩聚合物。
The investigation on thiophene to chloromethylation reaction temperature and feedstock blending proportion shows that thiophene in coking benzene can completely convert into thiophene polymer .
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以列表的方式综述了以多聚甲醛,联苯等为原料,氯化锌为催化剂经氯甲基化反应制备BCMB的合成和后处理技术。
It summarizes the technology of synthesis and post treatment , using paraformaldehyde and biphenyl as raw material , zinc chloride to catalyzer , through chloromethylation .
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在外加电解质的胶束中进行氯甲基化反应能显著提高2-溴乙基苯的转化率和单氯甲基化产物的选择性。
The chloromethylation reaction of BEB exhibited higher conversion and higher selectivity in mono-chloromethylation in the surfactant micelles containing electrolyte than in the single surfactant micelle .
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氯甲基化反应由亲电取代反应和亲核取代反应组成,亲核取代反应是反应的速率控制步骤,羟甲基碳正离子(+CH2OH);是真正有效的亲电试剂。
The chloromethylation reaction consists of electrophilic substitution reaction and nucleophilic substitution reaction , the nucleophilic substitution is the rate-controlling step and the hydroxymethyl cation ( + CH20H ) is the really effective electrophile .
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采用共辐射引发接枝共聚法在聚丙烯纤维上接枝苯乙烯-二乙烯苯,通过氯甲基化反应和胺化反应制备强碱性阴离子交换纤维。
Alkali anion-exchange fibers were prepared by the grafting copolymerization of styrene ( St ) and divinylbenzene ( DVB ) onto polypropylene ( PP ) fiber induced by () ~ ( 60 ) Co γ co-irradiation and chloromethylation reaction and amination reaction .
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用4-甲氧基苯酚经醚化、氯甲基化、消除反应合成出不熔但可溶的聚(2-甲氧基-5-辛氧基)对亚苯基亚乙烯(PMOOOPV)。
Poly ( 2 methoxy 5 octyloxy ) p phenylenevinylene ( PMOOOPV ) is synthesized by the etherification , chloromethylation and dehydrochlorination of 4 methoxyphenol .
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氯甲基化PEK-C的氯甲基化程度由反应温度以及反应时间加以调控。
Chloromethylation degree of PEK-C can be controled by the reaction temperature and reaction time .
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介绍了聚苯乙烯树脂间接氯甲基化的方法。对影响氯甲基化反应的一些条件、因素作了讨论。
The methods about indirect Chloromethylation of Polystyrene are discussed , and the conditions and factors affecting the reactions of chloro-methylation also discussed here .