成像实验表明,所制备的三氯甲基取代的三嗪类化合物可用于化学增幅型热敏CTP版和PS版的成像组成物中。
Imaging experimental results indicate that these trichloromethyl substituted triazines can be applied to lithographic compositions for chemically amplified CTP plate and PS plate.
用二(三氯甲基)碳酸酯(BTC)代替光气,“一锅法”合成了8种取代脲类除草剂,产物结构经元素分析、IR确证。
Eight substituted ureas herbicides were synthesized with bis(trichloromethyl) carbonate(BTC). The production structures were identified by elemental analysis and IR.
2,3-二氯-5-三氟甲基吡啶是杀虫剂氯氟脲类合成农药的关键中间体。
2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron.
该方法用双(三 氯甲基)碳酸酯替代光气,从源头上大大降低了安全和环保隐患;
The method uses the bi-(trichloromethyl methyl) carbonate to replace phosgene so as to greatly reduce the safety and environmental protection risks from the source;
本文进一步选用搅拌床反应器进行甲基三氯硅烷有机铝法转化反应。
It is found that methyltrichlorosilane is more reactive in an agitated bed reactor.
以环氧氯丙烷和三甲胺为原料,常温下合成活性中间体失水甘油基三甲基氯化铵(GTA)。
Using trimethylamine and epichlorohydrin as raw materials, an active intermediate, glycidyl trimethyl ammonium chloride (GTA), was synthesized at ambient temperature.
尤其是三甲基氯硅烷改性后的TS 1沸石,在相界面催化反应中,具有比改性前高得多的活性。
Especially by the TS-1 modified with trimethylchlorosilane, much higher catalytic activity was achieved than by parent TS-1 zeolite in the phase-boundary catalysis.
以木屑纤维素为原料,以3 -氯- 2 -羟丙基三甲基氯化铵(CTA)为醚化改性剂,制备了阳离子木屑纤维素。
The cationic sawdust cellulose was prepared with the sawdust cellulose as raw material and 3-chlorine-2-hydroxypropyl chloride (CTA) as an etherification modifying agent.
以液体硅酸钠和硫酸为原料,在室温下反应合成沉淀白炭黑,并用三甲基氯硅烷(TMCS)对其进行表面改性。
The precipitated silica is prepared by using liquid sodium silicate and sulfuric acid as raw materials at room temperature and modification agent TMCS is used for its surface modification.
论还了2,4-二氯-3,5-二硝基三氟甲基苯的合成方法;对影响收率的反应温度,反应时间和催化剂进行了研究。
This paper reported the synthetic method of 2, 4-dichloro-3, 5-dinitrotrifluorotoluene. The effect of temperature, time, and catalyst on yield were studied.
在极性溶剂(丙酮)或非极性溶剂(甲苯)中,用三甲基氯硅烷对全硅介孔分子筛m CM - 41进行了表面修饰。
The pure silica mesoporous molecular sieve (MCM-41) was modified on the surface by trimethylchlorosilane in polar solvent (acetone) and apolar solvent (toluene).
介绍了用高效液相色谱一反相色谱法同时测定氯氰菊酯、甲基对硫磷和辛硫磷三元混合制剂中的甲基对硫磷和辛硫磷。
This paper describes an HPLC method to simultaneously determine methyl-parathion and phoxim in mixed formulation of methyl-parathion, phoxim and cypermethrin.
在三氯氧磷作用下,由芳氧基乙酸和氨基硫脲经脱水环合,微波辐射快速合成了一系列2氨基5芳氧亚甲基1,3,4噻二唑类化合物。
The reaction of aryloxy acetic acid with thiosemicarbazide in the presence of dehydrating agent, POCl_3, affords a series of 2amino5aryloxymethyl1,3,4thiadiazoles under microwave irradiation (MWI).
简要介绍了以3-氯-2-羟丙基三甲基氯化铵为阳离子醚化剂合成的阳离子淀粉在氯碱工业中的应用。
The application of cationic starch which was synthesized by using 3-chloro-2-hydroxypropyl trimethylammonium chloride as cationic etherifying(agent) in chlor-alkali industry was briefly introduced.
甲基二烯丙基硅烷是一种重要的有机硅中间体,采用甲基三乙氧基硅烷和烯丙基氯通过格式反应制得。
Diallylethoxylmethylsilane is an important silicone intermediate. It was prepared by reaction of methyltriethoxylsilane with allyl chloride grignard reagent.
以甲基丙烯酸、1,10-癸二醇和三氯硫磷为主要原料合成出了紫外光固化粘接性单体10-甲基丙烯酰氧癸基硫磷酸二氯。
UV-curable adhesive monomer 10-methacryloyloxydecyl thiophosphoric acid dichloride was synthesized from the reaction of thiophosphoryl chloride with methylacrylic acid and 1,10-decanediol.
在分析气凝胶干燥开裂的原因后,以三甲基氯硅烷( TMCS)为表面修饰剂, 正己烷为干燥介质的表面改性工艺,一定程度控制了气凝胶的干燥收缩和开裂。
Silica aerogel crazing was analyzed and some improvements were made using TMCS surface modification technique together with the drying media of normal-hexane to control the crazing.
前言:2,3-二氯-5-三氟甲基吡啶是合成农药杀虫剂定虫隆、除草剂吡氟氯禾灵和杀菌剂氟啶胺的关键中间体。
Abstrat:2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron , herbicide haloxyfop and bactericide fluazinam .
第三章详细地研究了毛细管气相色谱法测定水溶液中仿生农药n, N一二甲基一2,3一二氯丙胺盐酸盐含量的分析方法。
In Chapter 3, a method for determination of biotics pesticide 2, 3-dichloro-n, N-dimethylpropyl-amine hydrochloride in aqueous has been developed by capillary gas chromatography in detail.
以邻三氟甲基苯胺为起始原料,二水氯化铜为催化剂,盐酸-双氧水为氯化剂,合成4 -氯- 2 -三氟甲基苯胺。
4-chloro-2-trifluoromethyl aniline was synthesized from 2-trifluoromethyl aniline, using hydrochloric acid-hydrogen peroxide as the chlorination agent and cupric chloride as the catalyst.
研究了一种直接环合的方法,用2-氯-2氯甲基- 4-氰基丁醛与三氯氧磷反应来制备2-氯-5-氯甲基吡啶。
A synthetic method of direct cyclization was researched that 2-chloro-2-chloromethyl-4-cyanobutyraldehyde was reacted with phosphorus oxychloride to get 2-chloro-5-chloromethylpyridine.
通过近年某些国家对来氟米特副作用的论证,分析了可能对来氟米特的应用市场造成一定的影响,进而影响其中间体5 甲基异唑4 甲酰氯和对三氟甲基苯胺的市场。
Through the demonstration on side-effect of leflunomide made by some countries recently, the probable impact to application market of leflunomide and to its intermediates could be given.
方法:以3-三氟甲基- 4-氰基苯胺和2- 甲基丙烯酰氯为起始原料经过酰化、 环氧化、取代和氧化四步反应合成比卡鲁胺。
Methods:Bicalutamide was prepared from 4-cyano-3-(trifluoromethyl) aniline and 2-methylacryloyl chloride by four steps: acylation, cyclization, substitution, and oxidization.
在以多聚甲醛路线合成腈菌唑时,其中间体氯甲基三唑盐酸盐的合成对文献已有的方法进行了改进。
The process of preparation for 1 -(chloromethyl)triazole hydrochloride salt is improved by using a original solvent that not be reported.
在以多聚甲醛路线合成腈菌唑时,其中间体氯甲基三唑盐酸盐的合成对文献已有的方法进行了改进。
The process of preparation for 1 -(chloromethyl)triazole hydrochloride salt is improved by using a original solvent that not be reported.
应用推荐