| 摘要 |
This invention relates to 1,2-di(4-hydroxyaryl)tetrafluoroethanes of the general formula (I) wherein R are each, independently of one another, hydrogen, F, Cl, Br, I, CN, COOR<SUP>2</SUP>, C<SUB>1</SUB>-C<SUB>4</SUB>-alkyl, C<SUB>1</SUB>-C<SUB>4</SUB>-alkoxy, C<SUB>1</SUB>-C<SUB>4</SUB>-alkylthio, C<SUB>1</SUB>-C<SUB>4</SUB>-perfluoroalkyl, C<SUB>1</SUB>-C<SUB>4</SUB>-perfluoroalkoxy, C<SUB>1</SUB>-C<SUB>4</SUB>-perfluoroalkylthio, C<SUB>1</SUB>-C<SUB>4</SUB>-polyfluoroalkyl, C<SUB>1</SUB>-C<SUB>4</SUB>-polyfluoroalkoxy, or C<SUB>1</SUB>-C<SUB>4</SUB>-polyfluoroalkylthio, R<SUP>2 </SUP>is C<SUB>1</SUB>-C<SUB>4</SUB>-alkyl, and n is an integer from 0 to 4. This invention further relates to the preparation of such compounds as well as to precursors and intermediates that can be used in their preparation.
|
