氧气催化氧化四氟丙醇制备四氟丙酸(钠)工艺研究  

Study on the preparation of 3H-tetrafluoropropionic acid(sodium tetrafluopropanate) from tetrafluoropropanol catalytic oxidized by oxygen

作　　者：彭孝凤 张建新[2] 刘斌[2] 李斌[2] 张鸣[2] 杨旭仓 

机构地区：[1]四川大学化工学院,成都610065 [2]中昊晨光化工研究院有限公司,自贡643201

出　　处：《化工新型材料》2015年第2期75-77,共3页New Chemical Materials

摘　　要：采用一种新的氧化体系催化氧化四氟丙醇制备四氟丙酸(钠),并运用minitab软件对合成过程的各影响因素进行了优化分析,确定了最佳合成条件:四氟丙醇在0.005mol/L的邻菲罗啉铜配合物的异丁醇溶液中在氢氧化钠存在下于50℃、0.5MPa下氧气氧化5h,四氟丙酸总收率可达73.1%。A novel oxidation system was introduced to prepare 3H-Tetrafluoropropionic acid or sodium tetrafluopropanate from tetrafluoropropanol（TFP）.DOE experiment design was adopted to analyze and optimize the process.Optimal conditions were reached：TFP was oxidized by oxygen at a temperature of 50℃and at a partial oxygen pressure of 0.5MPa in the presence of NaOH and a catalyst of CuCl2-Phenanthroline in isobutanol for 5h.The concentration of the catalyst was0.005mol/L.The yield of 3H-tetrafluoropropionic acid could reach to 73.1%.

关 键 词：四氟丙酸(钠) 邻菲罗啉铜配合物 催化氧化 minitab DOE设计 

分 类 号：TQ261.1[化学工程—有机化工]