三甲基氯硅烷
- 名trimethylchlorosilane
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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MCM-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 ) .
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采用三甲基氯硅烷处理泥炭(泥炭硅烷化),使其吸附性能得以改善。
Trimethylchlorosilane was used in the modification of peat to improve its adsorptive property .
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采用新的管式反应器装置代替釜式反应器,将生产7-ADCA和7-ACA的副产物六甲基二硅醚有效地转化成了三甲基氯硅烷。
Trimethylchlorosilane was prepared from hexamethyldisiloxane , by-product in producing 7-ADCA and 7-ACA .
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以价廉的水玻璃为原料,通过六甲基二硅氧烷和三甲基氯硅烷混合改性剂对制备的SiO2水凝胶进行表面改性,避免了溶剂交换,并常压干燥得到疏水的SiO2气凝胶。
Hydrophobic silica ( SiO_2 ) aerogels were prepared from cheap water glass , directly modified with surface modifier of hexamethyldisiloxane / trimethylchlorosilane ( HMDSO / TMCS ) without solvent exchange and via ambient drying .
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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 .
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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 .
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在三甲基氯硅烷(TMSCl)、四氢呋喃(THF)体系中,芳香醛、酮和醇在金属锡的作用下发生还原-偶联-醚化反应生成相应的频那醇二醚类化合物。
A reduction-coupling-etherification reaction between aromatic aldehydes or ketones ( 1 ) and alcohols ( 2 ) to yield corresponding diether ( 3 ) of pinacol in the presence of tin and chlorotrimethylsilane .
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金属锡和三甲基氯硅烷存在下芳香醛、酮与醇的还原-偶联-醚化反应
The Reduction-Coupling-Etherification of Alcohols and Aromatic Aldehydes or Ketones in the Presence of Tin and Chlorotrimethylsilane
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三甲基氯硅烷是最重要的有机硅试剂之一,在有机合成反应中用于基团的保护、作氯化剂及反应的活化剂等。
Chlorotrimethysilane was one of the very important organosilicon reagents that can be used in protecting some groups , chloridizing reagents and activating reagents .
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;并分别研究了三甲基氯硅烷和氟硅酸的摩尔配比、干燥温度、浸入时间、干燥时间对其表面润湿性的影响。
And the surface wettability influenced by molar ratio , drying temperature , immersion time , drying time of trimethylchlorosilane and fluosilicic acid were investigated .
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另外,采用三甲基氯硅烷修饰改性V-Ni-β沸石和V-Co-β沸石,制备出了具有两亲性的沸石催化剂,并探讨了它们在相界面反应中的催化性能。
In addition , amphiphilic zeolite catalysts were prepared by using trimethyl chlorosilane modified these two parent zeolites , and examined their catalytic properties in the interfacial reaction .
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以洛伐他汀为原料,三甲基氯硅烷为羟基保护基,用活泼的强亲核试剂叔丁基锂代替当前的吡咯烷锂合成了目标产物新伐他汀,总收率达78%。
It can be synthesized with the material of lovastatin , hydroxy protecting agent of trimethylchlorosilane , and t-butyl lithium instead of pyrrole lithium . The total yield is about 78 % .
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溶胶-凝胶法:以三甲基氯硅烷和氟硅酸溶液为原料,采用溶胶-凝胶法成功制备了玻璃超疏水表面,接触角达到157。
When the HF concentration was large , the contact angle reaches to a maximum approximately constant value . ( 3 ) In this paper , trimethylchlorosilane and fluosilicic acid solution as raw material , the glass super-hydrophobic surface with contact angle 157 ° was prepared successfully by sol-gel method .
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固载AlCl3催化甲基三氯硅烷/三甲基氯硅烷再分配反应实验研究
Study on Redistribution of Methyltrichlorosilane and Trimethylchlorosilane over AlCl_3 Supported Catalyst
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在本文的最佳条件下,N,N′双(三甲基甲硅基)脲的收率按三甲基氯硅烷计可达57%。
Under the optimum condition , the yield of N , N ′ bis ( trimethylsilyl ) urea was 57 % on the basis of trimethyl chlorosilane .
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以三甲基硅醚和氯化氢气体为原料,浓硫酸为催化剂合成了三甲基氯硅烷。
Chlorotrimethylsilane was prepared , with trimethylsilyl ether and hydrochloride as raw materials , concentrated sulfuric acid as catalyst .