发明申请
US20040019244A1 Process for the preparation of 1.1.1.3.3-pentafluoropropane 失效
制备1.1.1.3.3-五氟丙烷的方法

  • 专利标题: Process for the preparation of 1.1.1.3.3-pentafluoropropane
  • 专利标题(中): 制备1.1.1.3.3-五氟丙烷的方法
  • 申请号: US10613546
    申请日: 2003-07-03
  • 公开(公告)号: US20040019244A1
    公开(公告)日: 2004-01-29
  • 发明人: Vincent WilmetFrancine JanssensJean-Paul Schoebrechts
  • 优先权: FR95.12558 19951023
  • 主分类号: C07C019/08
  • IPC分类号: C07C019/08
Process for the preparation of 1.1.1.3.3-pentafluoropropane
摘要:
1,1,1,3,3-pentafluoropropane is produced by reaction between 1,1,1,3,3-pentachloropropane and hydrogen fluoride in the presence of a hydrofluorination catalyst. The 1,1,1,3,3-pentachloropropane may advantageously be obtained by reaction between vinyl chloride and tetrachloromethane in the presence of a telomerization catalyst and of a nitrile.
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