Triflyl, more formally known as trifluoromethanesulfonyl, is a functional group with the formula F3CSO2–. The triflyl group is often represented by –Tf.
The closely related triflate group (trifluoromethanesulfonate) has the formula F3CSO2O–, and is represented by –OTf.
- Triflyl azide, TfN3
- Triflic acid, TfOH
- Methyl triflate, MeOTf
- Trioctylmethylammonium bis(trifluoromethylsulfonyl)imide, [MeN(C8H17)3+][NTf2−]
- Comins' reagent
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