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CAS号75-78-5 二甲基二氯硅烷 | CAS号7783-56-4 三氟化锑 | CAS号3277-26-7 1,1,3,3-四甲基二硅氧烷 | CAS号77382-37-7 lithiumtert-but... | CAS号556-67-2 八甲基环四硅氧烷 | CAS号541-02-6 环五聚二甲基硅氧烷 | CAS号4098-30-0 十二甲基环己硅烷 | CAS号103-83-3 N,N-二甲基苄胺 | CAS号1112-39-6 二甲基二甲氧基硅烷 | CAS号373-74-0 甲基三氟硅烷 | CAS号1112-39-6 二甲基二甲氧基硅烷 | CAS号52686-74-5 fluoromethoxy(d... | CAS号271772-12-4 fluorodimethoxy... | CAS号271772-13-5 difluoro(methox... | CAS号420-56-4 三甲基氟硅烷 | CAS号3768-58-9 双(二甲氨基)二甲基硅烷 | CAS号33203-67-7 [fluoro(dimethy... | CAS号7274-82-0 chloromethyl(di... | CAS号65768-31-2 N-[fluoro(dimet...合成工艺路线路线简述
- 合成目标产物 Dimethyldifluorosilane 主要起始原料 2,2,4,4,6,6-Hexamethylcyclotrisilazane
- (文献来源)合成步骤主要原料 2,2,4,4,6,6-Hexamethylcyclotrisilazane
📜1,1,3,3-四甲基二硅氧烷置于nahf2体系中,化学反应 0.05H,以100%的收率获得产物二氟二甲基硅烷
参考文献:Filippov,A. M.; Bochkarev,V. N.,Journal Of General Chemistry Of The Ussr,1990,Vol. 60,# 4.2,P. 760-761
标题:Filippov,A. M.; Bochkarev,V. N.,Journal Of General Chemistry Of The Ussr,1990,Vol. 60,# 4.2,P. 760-761
专利信息
专利号:US-12304922-B1
优先权日:2021-12-09
标题:Low pressure process for synthesis of Pt(PF3)4 involving a soluble intermediate and storage of obtained Pt(PF3)4
发明人:NIKIFOROV GRIGORY; BLASCO NICOLAS
权利人:AIR LIQUIDE
摘要:A method for synthesis of Pt(PF3)4 (CAS #19529-53-4), the method comprising the steps of forming a suspension of a platinum precursor Pt(Hal)2, wherein Hal=F, Cl, Br or I, and a metal powder in a solvent, introducing excess amount of PF3 into the suspension of Pt(Hal)2 and the metal powder, forming a soluble reaction intermediate Pt(Hal)2(PF3)x in the solvent through a reaction between PF3 and Pt(Hal)2, wherein Hal=F, Cl, Br or I, x=1, 2, under a reaction condition, and forming Pt(PF3)4 from a reaction between Pt(Hal)2(PF3)x, the metal powder and the excess of PF3 in the solvent.
专利号:US-7615300-B2
优先权日:2005-08-30
标 题 :Development of novel proton-conductive polymers for proton exchange membrane fuel cell (PEMFC) technology
发明人:BAE CHULSUNG
权利人:REGENTS UNIVERSITY AND COMMUNI
摘要:New thermally and chemically stable sulfonic acid-containing polymers are synthesized via post-sulfonation of aromatic polymers. These new polymers provide unique benefits to proton exchange membrane fuel cell technology (“PEMFCâ€?). As a sulfonic acid moiety can be easily installed into an aromatic ring via electrophilic sulfonation, even in the presence of an electron-withdrawing substituent such as —F, rigid polymers consisting of aromatic rings at either the side chain or main chain can be prepared with a wide range of substituents and flexibility in properties. Novel synthetic procedures are provided for synthesis of the polymers.
专利号:US-2005261474-A1
优先权日:2004-05-20
标题:Method of support-based chemical synthesis
发明人:HOUGHTEN RICHARD A; YU YONGPING
权利人:MIXTURE SCIENCES INC
摘要:A method of synthesis on a solid phase support is disclosed that provides a cleaved product containing a protecting group that would have been cleaved by reaction with anhydrous HF wherein the support is volatilized during cleavage of the protected product from the support by reaction with diluted HF.
专利号:DE-1169935-B
优先权日:1962-09-28
标题:Process for the processing of polymeric silicon compounds from the distillation residues of the direct synthesis of organo-halosilanes
专利号:WO-2023107562-A1
优先权日:2021-12-09
标题:Low pressure process for synthesis of pt(pf3)4 involving a soluble intermediate and storage of obtained pt(pf3)4
专利号:CN-118339111-A
优先权日:2021-12-09
标题 :Low-pressure method for the synthesis of Pt(PF3)4 involving soluble intermediates and storage of the obtained Pt(PF3)4