| 摘要 |
<p>Process for the manufacture of fluorinated alcohols having the formula
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ C n F m H 2n+1-m CH 2 OH€ƒ€ƒ€ƒ€ƒ€ƒ(1)
wherein n is 1 or 2; and m is an integer from 1 to 5, but not larger than 2n+1; by hydrogenating the corresponding fluorinated carboxylic acids and/or their derivates having the formula
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ C n F m H 2n+1-m COR€ƒ€ƒ€ƒ€ƒ€ƒ(2)
wherein n and m have the above meanings and R represents OH, Cl, Br, F, and OR', wherein R' is a hydrocarbon rest, in the presence of a catalyst and of water but excluding the hydrogenation of trifluoroacetic acid to form trifluoroethanol.</p> |
