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::: 技術移轉

專利名稱 Method for producing 1,4-bis (dichloromethyl) tetrafluorobenzene
專利證號 US7544847B1
國別 美國
獲證日期 2009-06-09
專利摘要 A method for producing 1,4-bis(dichloromethyl)tetrafluorobenzene is disclosed, which is achieved by reacting tetrafluoroterephthaldehyde, SOCl 2 and organic solvents. In the synthesis of 1,4-bis(dichloromethyl)-tetrafluorobenzene by adding formamides as catalyst, there are remarkable advantages which include shortening the reaction time; simplifying the synthesizing steps and raising the yield of the product.

IPC國際分類號

C07C001700