CAS: 685-63-2; Perfluorobuta-1,3-Diene

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CAS号598-73-2 溴代三氟代乙烯 | CAS号359-37-5 碘三氟乙烯 | CAS号375-45-1 1,2,3,4-四氯六氟丁烷 | CAS号811-97-2 诺氟烷 | CAS号375-42-8 1,4-Dibromo-2,3... | CAS号335-48-8 1,4-二溴八氟丁烷 | CAS号827-15-6 五氟碘苯 | CAS号357-21-1 3,4-dichlorohex... | CAS号354-61-0 1,2-二氯-2-碘-1,1,... | CAS号109270-32-8 1,2,3,3,6,6-hex... | CAS号109270-33-9 (3,3,4-trifluor... | CAS号109270-34-0 1-phenyl-4-tetr... | CAS号357-21-1 3,4-dichlorohex... | CAS号375-45-1 1,2,3,4-四氯六氟丁烷 | CAS号1489-53-8 1,2,3-三氟苯 | CAS号367-23-7 1,2,4-三氟苯 | CAS号360-87-2 1,4-二溴六氟-2-丁烯

六氯-1,3-丁二烯置于potassium Fluoride体系中,用 N,N-二甲基甲酰胺 作为反应溶剂,化学反应 6.5H,以29 G的收率获得产物全氟丁二烯
参考文献:Method For Fluorinating Perchlorinated Compounds
标题:Method For Fluorinating Perchlorinated Compounds
摘要:本发明涉及一种从具有公式cnx2(n-M+1)的多不饱和卤代化合物d制备多不饱和全氟化合物b的方法,其中x独立地选择自卤素f,Cl,Br或i之一,至少有一个x不是氟;n是碳原子数,至少大于或等于4,M是双碳-碳键的数量,大于或等于2,其中该方法包括在存在一种通式为afp的氟化剂和一种无水有机极性溶剂的情况下,将化合物d氟化的步骤;该方法在afp与化合物d的摩尔比小于1.45*2(n-M+1)的条件下进行.

专利信息

专利号:US-12122875-B2
优先权日:2018-04-20
标题:Method of making mixture of polymers
发明人：FONTANA GIOVANNI; GALIMBERTI MARCO; TORTELLI VITO
权利人:SOLVAY SPECIALTY POLYMERS IT
摘要:The present invention relates to a process for the synthesis of partially and fully fluorinated polyether (PFPE) polymers, to PFPE polymers obtained therefrom and to the use of said PFPE polymers as intermediate compounds for the manufacture of additives for plastic and glass coating.

专利号:US-5082981-A
优先权日:1986-11-27
标 题 :Process for the synthesis of perfluoroalkandienes
发明人：BARGIGIA GIANANGELO; TORTELLI VITO; TONELLI CLAUDIO; MODENA SILVANA
权利人:AUSIMONT SPA
摘要:Perfluorobutadiene and higher alkandienes, with terminal double bonds, are obtained from α,ω-dibromo, α, ω,bromo, iodo perfluoroalkanes by dehalofluorination carried out with the aid of an organometallic compounds, in the presence of aprotic solvent belonging to the class of hydrocarbons or polar aprotic solvent belonging to the class of ethers, with limited reaction times.

专利号:US-8536387-B2
优先权日:2008-01-08
标 题:Process for the synthesis of perfluorobutadiene
发明人：TORTELLI VITO; MILLEFANTI STEFANO; CARELLA SERENA
权利人:TORTELLI VITO; MILLEFANTI STEFANO; CARELLA SERENA; SOLVAY SOLEXIS SPA
摘要:Process for preparing perfluoro-1,3-butadiene, comprising the following steps:n A) preparation of fluoro-halo-butanes of formula:n nCF 2 Y I —CFY II —CFY II —CF 2 Y I   (V)n in which Y I and Y II , which may be identical or different, may be H, Cl or Br, with the condition that Y I and Y II are not simultaneously hydrogen; starting with a chloroolefin having the formula:n nCY″Yâ•?CY′Cl  (II)n in which Y, Y′, Y″, which may be identical or different, are H, Cl or Br, with the condition that Y, Y′, Y″ are not simultaneously hydrogen; and performing the following steps: a fluorodimerization, and a fluorination with elemental fluorine, the order of the two steps also possibly being inverted, a dehalogenation or dehydrohalogenation step being performed between the two steps, n B) dehalogenation or dehydrohalogenation of the fluoro-halo compounds of formula (V) to give the compound perfluoro-1,3-butdiene.

专利号:US-12252583-B2
优先权日:2018-06-20
标题:Method of making mixture of polymers
发明人：FONTANA GIOVANNI; GALIMBERTI MARCO; TORTELLI VITO
权利人:SOLVAY SPECIALTY POLYMERS IT
摘要:The present invention relates to a process for the synthesis of partially and fully fluorinated polyether (PFPE) polymers comprising cyclic moieties in the backbone chain, to PFPE polymers obtained therefrom and to the use of said PFPE polymers as intermediate compounds for the manufacture of additives for plastic and glass coating.

专利号:WO-2025019747-A1
优先权日:2023-07-20
标题:Processes for the production of z-1,1,1,4,4,4-hexafluoro-2-butene intermediates and compositions thereof
发明人：PENG SHENG
权利人:CHEMOURS CO FC LLC
摘要:Methods of synthesis of intermediates, such as 2-chloro-1,1,1,4,4,4-hexafluoro-2-butene and 2,3-dichloro-1,1,1,4,4,4-hexafluoro-2-butene, which can be used in the production fluorinated olefins, such as 1,1,1,4,4,4-hexafluoro-2-butene, from hexafluorobutadiene, are provided.

专利号:US-10414703-B2
优先权日:2015-06-04
标题 :Processes for the synthesis of 1,2,3,4-tetrachloro-hexafluoro-butane
发明人：ANTENUCCI EMANUELA; BAUSSARON LOÃ?C; MILLEFANTI STEFANO; TORTELLI VITO; VENTURINI FRANCESCO
权利人:SOLVAY SPECIALTY POLYMERS IT; RHODIA OPERATIONS
摘要:The present invention relates to processes for the manufacture of 1,2,3,4-tetrachloro-hexafluoro-butane in a microreactor.