Process for the preparation of 2,3,3,3 tetrafluoropropene
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United States of America Patent
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Sep 1, 2015
Grant Date -
Oct 10, 2013
app pub date -
Oct 22, 2010
filing date -
Oct 22, 2010
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Abstract
The present invention provides a process for preparing 2,3,3,3-tetrafluoropropene, comprising the following steps: (a) catalytic reaction of 1,1,1,2,3-pentachloropropane and/or 1,1,2,2,3-pentachloropropane with HF into product 2-chloro-3,3,3-trifluoropropene; (b) catalytic reaction of the thus-obtained 2-chloro-3,3,3-trifluoropropene into 2,3,3,3-tetrafluoropropene.
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