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Nonaflate, CF
₃CF
₂CF
₂CF
₂SO⁻
₃, is the common name given to nonafluorobutanesulfonates, the salts or esters of perfluorobutanesulfonic acid. Its uses are similar to those of triflate. It is a good leaving group.^[1] It is a substitute for more toxic long-chain PFAS chemicals.^[2]

References

^ Smith, Michael B.; March, Jerry (2007). March's Advanced Organic Chemistry (6th ed.). John Wiley & Sons. p. 497. ISBN 978-0-471-72091-1.
^ Thurlow, Matthew (December 27, 2018). "Fear and loathing of PFAS". American Bar Association. Retrieved 19 December 2019.

[1] Smith, Michael B.; March, Jerry (2007). March's Advanced Organic Chemistry (6th ed.). John Wiley & Sons. p. 497. ISBN 978-0-471-72091-1.

[2] Thurlow, Matthew (December 27, 2018). "Fear and loathing of PFAS". American Bar Association. Retrieved 19 December 2019.

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