La Trobe

Revisiting the Perfluorinated Trityl Cation

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posted on 2025-10-22, 23:06 authored by Eoghan Delany, Satnam Kaur, Steven Cummings, Kristoffer BasseKristoffer Basse, David WilsonDavid Wilson, Jason DuttonJason Dutton
Although ultimately not isolable for X-ray structural characterization, the free perfluorinated trityl cation was shown to be observable in neat triflic acid, which represents milder conditions than previous reports of this cation in “magic acid” or oleum. A triflate-bound species could be generated in organic solvents using stoichiometric amounts of triflic acid and was shown to be synthetically viable for hydride abstraction from Et SiH. It was demonstrated that the para-position on the -C F rings is the primary point of attack for decomposition of the cation. 3 6 5<p></p>

Funding

We thank The La Trobe Institute for Molecular Science for their generous funding of this project. This work was also supported by an ARC Future Fellowship (JLD, FT16010007).

History

Publication Date

2019-01-01

Journal

Chemistry: A European Journal

Volume

25

Issue

20

Pagination

5p. (p. 5298-5302)

Publisher

Wiley

ISSN

0947-6539

Rights Statement

© 2019 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim. This is the peer reviewed version of the following article: Delany EG, et al (2019). Revisiting the Perfluorinated Trityl Cation. Chemistry - A European Journal, 25(20), 5298-5302, which has been published in final form at http://doi.org/10.1002/chem.201806110. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived Versions. This article may not be enhanced, enriched or otherwise transformed into a derivative work, without express permission from Wiley or by statutory rights under applicable legislation. Copyright notices must not be removed, obscured or modified. The article must be linked to Wiley’s version of record on Wiley Online Library and any embedding, framing or otherwise making available the article or pages thereof by third parties from platforms, services and websites other than Wiley Online Library must be prohibited.

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