abstract |
Process for the preparation of ethyl 4,4,4-trifluoro-3 (R) -hydroxybutanoate by selective hydrolysis of the ester function of ethyl (±) -4,4,4-trifluoro-3-hydroxybutanoate by means of d 'a lipase and extraction of the non-hydrolyzed (R) enantiomer.n n n Application to the preparation of 4,4,4-trifluoro-1,3 (R) -butanediol. |