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CAS号624-31-7 对碘甲苯 | CAS号106-49-0 对甲苯胺 | CAS号620-93-9 4,4'-二甲基二苯胺 | CAS号106-43-4 对氯甲苯 | CAS号106-38-7 对溴甲苯 | CAS号4316-58-9 三(4-溴苯)胺 | CAS号74-88-4 碘甲烷 | CAS号589-92-4 4-甲基环己酮 | CAS号589-91-3 4-甲基环己醇 | CAS号146334-66-9 4-methyl-N-(4-m...对氯甲苯置于tris(Dibenzylideneacetone)Dipalladium(0) Chloroform Complex Potassium Tert-Butylate,尿素,Tri Tert-Butylphosphoniumtetrafluoroborate体系中,用 1,4-二氧六环 用作溶剂,化学反应 44.0H,以80%的收率获得4,4',4''-三甲基三苯胺
参考文献:One-Pot Synthesis Of Symmetrical Di-And Triarylamines Using Urea As The Source Of The Amino Group
标题:One-Pot Synthesis Of Symmetrical Di-And Triarylamines Using Urea As The Source Of The Amino Group
摘要:本研究报道了一种简单的单锅钯催化反应,该反应以尿素为氨当量,将芳基卤化物转化为芳基胺.在二噁烷中,在 Pd2Dba3,T-Bu3P-Hbf4 和 T-Buok 的存在下,脲发生芳基化反应,得到二芳基和三芳基胺,产率为 65-95%.
Doi:10.1055/s-2005-923596
专利信息
专利号:US-7368616-B2
优先权日:2002-10-30
标题 :Method for the production of monomers useful in the manufacture of semiconductive polymers
发明人:WALLACE PAUL; TOWNS CARL; POUNDS THOMAS
权利人:MERCK PATENT GMBH
摘要:The instant invention relates to a new method for the synthesis of monomers and their use inter alia in the manufacture of semiconductive polymers. Monomers, in particular, asymmetric monomers, such as asymmetric fluorene compounds, are valuable material in the manufacture of semiconductive polymers. The know methods for producing asymmetric monomers, such as asymmetric fluorene compounds, are expensive due to the formation of by-products. n The method according to the present invention avoids the formation of such by-products and is described in more detail in claims 1 to 14.
专利号:US-4374287-A
优先权日:1980-06-27
标 题 :Synthesis of alcohols
发明人:IMAI TAMOTSU; HOMEIER EDWIN H
权利人:UOP INC
摘要:Alcohol may be synthesized by treating olefinic hydrocarbons with carbon monoxide and hydrogen in a hydroformylation zone utilizing a rhodium complex catalyst to effect the reaction. Following formation of the alcohol, the catalyst may be extracted from the alcohol by treatment with an aqueous ammonium hydroxide solution. Thereafter the aqueous ammonium hydroxide solution containing the catalyst is then stripped of ammonia by treatment with carbon monoxide or carbon monoxide containing gas. The aqueous ammonium hydroxide solution containing the rhodium complex catalyst is then stripped of a portion of water and the remaining solution is thereafter recycled to the hydroformylation zone.
专利号:US-8138272-B2
优先权日:2006-05-22
标 题:Preparation of polymer conjugates of therapeutic, agricultural, and food additive compounds
发明人:KONRADI ANDREI W; SMITH JENIFER L
权利人:KONRADI ANDREI W; SMITH JENIFER L; ELAN PHARM INC
摘要:This invention provides an improved synthesis of polymer conjugates of formula (I), n nof agricultural, therapeutic, and food additive compounds. In particular, a process is described for the preparation of conjugates by treating primary or secondary alcohol substituents of active compounds with polymeric nucleophiles using “Mitsunobuâ€? or related reaction conditions.
专利号:US-2024215280-A1
优先权日:2022-10-31
标 题:In situ core/shell perovskite nanocrystal material, method of preparation thereof, and light emitting device comprising the same
发明人:LEE TAE-WOO; KIM JOO SUNG
权利人:SEOUL NAT UNIV R&DB FOUNDATION; PEROLED CO LTD
摘要:The present inventive concept relates to an in situ core/shell perovskite nanocrystal film formed by an in situ nanocrystal synthesis process, a method for producing the same, and a light emitting device comprising the same as a light-emitting layer. The in situ core/shell perovskite nanocrystal film formed by the in situ nanocrystal synthesis process according to the present inventive concept exhibits a strong charge confinement effect by nanocrystal formation, and can simultaneously greatly improve the luminescence efficiency and lifetime by maintaining the fast charge transport capability of polycrystalline perovskite.
专利号:US-2009054649-A1
优先权日:2005-09-22
标题 :Bridged Organosilane and Production Method Thereof
发明人:SHIMADA TOYOSHI; GOTO YASUTOMO; INAGAKI SHINJI; MIZOSHITA NORIHIRO; IKAI MASAMICHI
权利人:TOYOTA CHUO KENKYUSHO KK; TOYOSHI SHIMADA
摘要:Provided is a bridged organosilane, which has a large complex organic group, and which is useful in the synthesis of a mesoporous silica and a light-emitting material, and a production method of the bridged organosilane. The bridged organosilane is expressed by the following general formula (1): n n n n n n n n n n [in the formula (1), q represents an integer in a range from 2 to 4, X 1 — represents a substituent selected from the group consisting of substituents expressed by the following general formulae (2) to (5): n n n n n n n n n n (in the formulae (2) to (5), R 1 represents alkyl group having 1 to 5 carbon atoms, R 2 represents an allyl group, and n represents an integer in a range from 0 to 3, and m represents an integer in a range from 0 to 6), and A 1 represents an organic group expressed by, for example, the following general formula (6): n n n n n n n n n n (in the formula (6), Y 1 < represents a substituent expressed by, for example, Oâ•?<)].
专利号:US-8206502-B2
优先权日:2008-12-15
标 题 :Titanyl phthalocyanine with improved milling properties
发明人:GRUENBAUM WILLIAM T
权利人:GRUENBAUM WILLIAM T; EASTMAN KODAK CO
摘要:The invention is directed to mixtures of PcTiO and a minor amount of another, substituted titanyl phthalocyanine and the synthesis of mixtures of PcTiO and a minor amount of another, substituted titanyl phthalocyanine. The invention is further directed towards milled pigment compositions of such mixtures, and to use of such milled pigment compositions in an electrophotographic element.