FLUORINATED KETENE DITHIOACETALS .2. SYNTHESIS OF 2-HYDROPERFLUORO ACID-DERIVATIVES FROM PERFLUOROKETENE DITHIOACETALS

被引:36
作者
MUZARD, M [1 ]
PORTELLA, C [1 ]
机构
[1] FAC SCI REIMS,CNRS,URA 459,REARRANGEMENTS THERM & PHOTOCHIM LAB,BP 347,F-51062 REIMS,FRANCE
关键词
D O I
10.1021/jo00053a010
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Perfluoroketene dithioacetals were prepared in high yields from perfluoroaldehyde hydrates via their thioacetalization (TiCl4/CH2Cl2) followed by basic phase transfer catalyzed HF elimination. Acidic hydrolysis (CF3CO2H, H2O) and then transesterification (EtOH, Ti(OiPr)4) yielded S-alkyl 2-hydroperfluoro thioesters and ethyl 2-hydroperfluoro esters, respectively.
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页码:29 / 31
页数:3
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