氯甲基化

  • 网络CHLOROMETHYLATION;Blanc chloromethylation
氯甲基化氯甲基化
  1. 通过酰基化、Fries重排、氯甲基化和氰化合成2-羟基-3-氰甲基-5-甲基苯乙酮,获得了满意的收率(88.5%)。

    The synthesis was accomplished via acylation , Fries rearrangement reaction , chloromethylation and cyanation , and a good yield ( 88.5 % ) was obtained .

  2. 方法:水杨醛经氯甲基化,硝化,成磷盐后与甲醛起Witting反应得到3醛基4羟基5硝基苯乙烯。

    METHODS : Salicylaldehyde was treated with chloromethylation , nitration and triphenyl phosphine , via witting reaction , to prepare 3 Aldehyde 4 hydroxy 5 nitro vinylbenzene .

  3. 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

  4. 通过氯甲基化、胺化、水解等反应,制得了OH型季胺化酚酞型聚醚砜阴离子交换膜。

    Through chloromethylated , aminate and hydrolytic reaction , OH-form quaternized PES-C membranes were synthesized .

  5. 氯甲基化的聚苯乙烯-二乙烯苯树脂(Merrifieldresin)中的氯甲基基团很容易与亲核试剂发生反应。

    Chloromethylation of polystyrene-divinylbenzene resin ( Merrifield resin ) with chlorine methyl group is very easy to react with nucleophiles .

  6. 采用以聚丙烯(PP)短纤为基体,通过共辐照引发苯乙烯(St)和二乙烯基苯(DVB)接枝共聚,再经氯甲基化、胺化制成的强碱性阴离子交换纤维。

    A strong anion exchange fiber was synthesized by irradiation-induced copolymerization styrene ( St ) and divinylbenzene ( DVB ) onto polypropylene ( PP ) fiber chloromethylation reaction and amination reaction .

  7. 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 .

  8. 本文通过氯甲基化、季铵化、离子交换制备了季铵化聚芳砜酰胺(QAPSA)。

    In this work , the quaternary ammonia polysulfonamide ( QAPSA ) was prepared via chloromethylation , quaternization and alkalization process .

  9. 本文用裂解色谱法分析了氯甲基化ST-DVB共聚物的含氯量,取得了较满意的结果。

    In this paper , the chlorine content of the chloromethylated ST-DVB copolymers was analyzed by pyrolysis gas chromatography and a comparative satisfactory result was obtained .

  10. 主要结论如下:1.合成实验表明,氯甲基化程度随氯甲醚和PSA质量比、反应时间、反应温度的增加而增大。而随PSA浓度的增大,氯甲基化程度降低。

    The main conclusions are summarized as follows : 1 . Synthesis experiment results indicated that the degree of chloromethylation increased with the increasing of chloromethyl methyl ether / PSA mass ratio , reaction time and reaction temperature , while decreased with the increasing of PSA concentration .

  11. 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 .

  12. 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 .

  13. 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 .

  14. 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 .

  15. 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

  16. 相反转乳化&液中干燥法制备线型氯甲基化聚苯乙烯微球

    Preparation of PCMS microspheres by using hase Reversion emulsification-drying in liquid method

  17. 氯甲基化交联聚苯乙烯的Friedel&Crafts交联反应研究

    Study on the Friedel-Crafts Crosslinking Reaction of Chloromethylated Crosslinked Polystyrene

  18. 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 .

  19. 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

  20. 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.

  21. 微波辅助合成可溶性聚合物&线型氯甲基化聚苯乙烯

    Preparation of a Soluble Chloromethyl Polystyrene by Microwave assistance

  22. 制备氯甲基化聚苯乙烯交联微球的新方法

    New Method of Preparing Chloromethylated Crosslinking Polystyrene Microspheres

  23. 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

  24. 氯甲基化聚苯乙烯后交联过程中的氧化反应研究

    Oxidation of chloromethylated polystyrene during its Friedel-Crafts post-crosslinking

  25. 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 .

  26. 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 .

  27. 氯甲基化苯乙烯-二乙烯基苯共聚体的红外光谱研究

    IR spectroscopic study on chloromethylated styrene-divinylbenzene copolymer

  28. 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

  29. 研究了用氯甲基化脱除焦化苯及轻苯中噻吩的方法。

    The method of removal of thiophene in coking benzene and lightbenzene by chloromethylation is studied .

  30. 实验结果表明,胶束催化是实现芳环化合物氯甲基化的有效方法。

    The results show that the micellar catalysis is an effective way to realize the chloromethylation .