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CAS号75-78-5 二甲基二氯硅烷 | CAS号186581-53-3 重氮甲烷 | CAS号75-79-6 甲基三氯硅烷 | CAS号7782-50-5 氯气 | CAS号3704-44-7 °Ctamethyltrisilane | CAS号17988-79-3 3,5-双(氯甲基)辛甲基硅烷 | CAS号18165-20-3 (Chloromethyl)(... | CAS号20156-51-8 methyl(chlorome... | CAS号16538-69-5 1,1,3,3,5,5-hex... | CAS号18105-27-6 trichloro(dichl... | CAS号16538-67-3 1,1,1,3,3,5,5,5... | CAS号18243-10-2 2,2,4,4,6,6-六氯-... | CAS号18236-82-3 benzyl(dichloro... | CAS号17887-50-2 Si,Si,Si',Si'-t... | CAS号144-79-6 二苯基甲基氯硅烷合成工艺路线路线简述
- 合成目标产物 Chloromethyldichloromethylsilane 主要起始原料 Dichlorodimethylsilane
- (文献来源)合成步骤主要原料 Dichlorodimethylsilane
二氯二甲基硅烷置于氯体系中,用98%的收率获得(氯甲基)甲基二氯硅烷
参考文献:Silaethane:Ii:1,3-Disilacyclobutanen的darstellung Und Charakterisierung Von Silaethane:Ii:Darstellung Und Charakterisierung Von 1,3-Disilacyclobutanen
标题:Silaethane:Ii:1,3-Disilacyclobutanen的darstellung Und Charakterisierung Von Silaethane:Ii:Darstellung Und Charakterisierung Von 1,3-Disilacyclobutanen
摘要:类型的1,3-Disilacyclobutanes被制备:(a)由环合成从chloromethylchlorosilanes-[r 1-[r 2的si(ch 2由monosilacyclobutanes的热分解-[r Cl)的氯,(b)中1-[r 2 ħ 2 Ch 2,和(c)通过用步骤(a)或(b)获得的含sicl的1,3-二硅环丁烷中的烷基取代氯.该化合物已通过分析和光谱研究表征.严格比较了合成方法.
Doi:10.1016/s0022-328X(00)82810-7
专利信息
专利号:US-5075477-A
优先权日:1991-01-22
标题:Direct synthesis of methylchlorosilaakanes
发明人:JUNG IL NAM; LEE GYU-HWAN; YEON SEUNG HO; SUK MI-YEON
权利人:KOREA INST SCI & TECH
摘要:A novel and improved method for simultaneously producing 2,4,6-trisilaheptane of the following formula (I) and 1,3-disilabutane of the following formula (II), which are the starting material essential for forming silicon polymers: wherein, R is methyl group or chloro group. ##STR1## The method is characterized by reacting silicon and chloromethylsilanes of the following formula (III) at 250° C.-350° C. and in the presence of copper as a catalyst, exclusively or together with cadmium powder as a co-catalyst. ##STR2##
专利号:US-8168724-B2
优先权日:2005-12-08
标 题 :Synthesis and use of well-defined, highly-branched saturated hydrocarbon polymers
发明人:LOHSE DAVID J; GARCIA-FRANCO CESAR; HADJICHRISTIDIS NIKOS
权利人:LOHSE DAVID J; GARCIA-FRANCO CESAR; HADJICHRISTIDIS NIKOS; EXXONMOBIL RES & ENG CO
摘要:The present invention relates to a method to produce highly branched polymers with a polyolefin backbone structure of ethylene and precise control of the nature of the branching. In particular, the distribution of branch length and number of branches can be more precisely controlled via the polymerization method of the present invention. The method comprises using anionic chemistry to make unsaturated polydienes with a well-defined, highly-branched structure, and then hydrogenating these polydienes to form highly branched or dendritic saturated hydrocarbon polymers. Highly branched or dendritic polyethylene, ethylene-propylene copolymer and atactic polypropylene are among the saturated hydrocarbon polymers that can be anionically synthesized via the proper selection of diene monomer type, coupling agent, and hydrogenation conditions.
专利号:US-9416147-B2
优先权日:2014-04-03
标题 :Preparation of silazane compound
发明人:TONOMURA YOICHI; KUBOTA TOHRU
权利人:SHINETSU CHEMICAL CO
摘要:A silazane compound useful as synthesis intermediates for paint additives, polymer modifiers, pharmaceuticals and agricultural chemicals is efficiently prepared by reaction of a halosilane compound with an amino-containing compound in a solvent which is the same silazane compound as the target product.
专利号:DE-4024600-A1
优先权日:1989-08-03
标题 :ELECTROCHEMICAL SYNTHESIS OF ORGANOSILICIUM COMPOUNDS
专利号:GB-2234511-A
优先权日:1989-08-03
标 题:Electrochemical synthesis of organosilicon compounds
专利号:CA-2022184-A1
优先权日:1989-08-03
标题:Electrochemical synthesis of organosilicon compounds