Triflyl group

In organic chemistry, the triflyl group (systematic name: trifluoromethanesulfonyl group) is a functional group with the formula R−SO2CF3 and structure R−S(=O)2−CF3. The triflyl group is often represented by –Tf.

The related triflate group (trifluoromethanesulfonate) has the formula R−OSO2CF3, and is represented by –OTf.

See also

  • Triflyl azide, TfN3
  • Trioctylmethylammonium bis(trifluoromethylsulfonyl)imide, [MeN(C
    8
    H
    17
    )+
    3
    ][NTf
    2
    ]
  • Comins' reagent
  • Bis(trifluoromethanesulfonyl)aniline
  • Triflic anhydride (CF3SO2)2O is a very strong triflating agent.

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