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Issue 5, 2005
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gem-Difluorination of 2,2-diaryl-1,3-dithiolanes by Selectfluor® and pyridinium polyhydrogen fluoride

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Abstract

2,2-Diaryl-1,3-dithiolanes, readily obtainable from diaryl ketones, were transformed into the corresponding gem-difluoro compounds using a novel reagent combination involving Selectfluor® and pyridinium polyhydrogen fluoride (PPHF) under mild conditions in moderate to good yields.

Graphical abstract: gem-Difluorination of 2,2-diaryl-1,3-dithiolanes by Selectfluor® and pyridinium polyhydrogen fluoride

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Article information


Submitted
14 Sep 2004
Accepted
26 Oct 2004
First published
08 Dec 2004

Chem. Commun., 2005, 654-656
Article type
Communication

gem-Difluorination of 2,2-diaryl-1,3-dithiolanes by Selectfluor® and pyridinium polyhydrogen fluoride

V. P. Reddy, R. Alleti, M. K. Perambuduru, U. Welz-Biermann, H. Buchholz and G. K. S. Prakash, Chem. Commun., 2005, 654
DOI: 10.1039/B414254C

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