| 摘要 |
<p>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.</p> |
