发明授权
US5457242A 2-bromo,1',2'-dichloroperfluoro diethyl ether and process for preparing
same
失效
2-溴,1',2'-二氯全氟二乙醚及其制备方法
- 专利标题: 2-bromo,1',2'-dichloroperfluoro diethyl ether and process for preparing same
- 专利标题(中): 2-溴,1',2'-二氯全氟二乙醚及其制备方法
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申请号: US148545申请日: 1993-11-08
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公开(公告)号: US5457242A公开(公告)日: 1995-10-10
- 发明人: Pierangelo Calini , Guglielmo Gregorio , Giorgio Guglielmo
- 申请人: Pierangelo Calini , Guglielmo Gregorio , Giorgio Guglielmo
- 申请人地址: ITX Milan
- 专利权人: Ausimont S.r.l.
- 当前专利权人: Ausimont S.r.l.
- 当前专利权人地址: ITX Milan
- 优先权: ITX22348/86 19861114
- 主分类号: C07C43/12
- IPC分类号: C07C43/12 ; C07C41/06
摘要:
A process for preparing the novel compound 2-bromo, 1', 2'-dichloroperfluoro diethyl ether of formula:BrCFhd 2--CF.sub.2 --O--CFCl--CF.sub.2 Clwhere BrCF.sub.2 --CF.sub.2 OF is reacted with the olefin CFCl.dbd.CFCl, with bromohypofluorite being introduced into the reaction mixture in the form of a solution in an inert solvent based on chlorofluorohydrocarbon.
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