| abstract |
PURPOSE: To reduce a fluorocarboxylic acid or its ester, by oxidizing a fluoroacetal with inorganic or organic peracid, a hypohalogenous acid, etc. n CONSTITUTION: The fluorocarboxylic acid of formula II or its ester is produced by oxidizing the fluoroacetal of formula I [R is (halogenated) fluoroalkyl or fluoroalkenyl; R 1 and R 2 are acetal-forming group, especially alkyl; R 3 is H or acetal-forming group) with an oxidizing agent such as peracetic acid, N-bromosuccinimide, Caro's acid, etc. (preferably 1W10 equivalent), preferably in a solvent such as ethyl acetate, carbon tetrachloride, n-butanol, etc. n COPYRIGHT: (C)1984,JPO&Japio |