Illustrated Glossary of Organic Chemistry

2,2,2-Trifluoroethoxide ion: CF3CH2O-; the conjugate base of trifluoroethanol. Unlike most other alkoxide ions, CF3CH2O- is a weak base and poor nucleophile due to the electron-withdrawing inductive effect of the trifluoromethyl group.


Lewis structure for the trifluoroethoxide ion.