The method that the trifluoro propene of 2 chlorine 3,3,3 (HCFO 1233xf) is prepared by the liquid-phase fluorination of pentachloropropane

The method that the trifluoro propene of 2 chlorine 3,3,3 (HCFO 1233xf) is prepared by the liquid-phase fluorination of pentachloropropane

  • CN 102,869,637 B
  • Filed: 03/21/2011
  • Issued: 10/24/2017
  • Est. Priority Date: 04/26/2010
  • Status: Active Grant
First Claim
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1. one kind is in the presence of a catalyst by product 1,1,1,2,3- pentachloropropanes or/and 1,1,2,2,3- pentachloropropanes in liquidCatalytic fluorination is into the method for product 2- chloro-3,3,3 ,-trifluoropropenes in phase, and it is carried out in the organic media for solvent, wherein instituteSolvent is stated for 1,1,2- tri- chloro- 2,2- Difluoroethanes, wherein the catalyst is fluorination complex catalyst emim+Sb2F11-Emimcl, reaction temperature is 50 DEG C -150 DEG C, and reaction pressure is 5-25 bars.

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