Issue 5, 2005
From the journal:

Chemical Communications

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

V. Prakash Reddy,*a   Ramesh Alleti,a   Meher K. Perambuduru,a   Urs Welz-Biermann,b   Herwig Buchholzb  and  G. K. Surya Prakash*b  

* Corresponding authors

a Department of Chemistry, University of Missouri-Rolla, 142 Schrenk Hall, Rolla, USA
E-mail: preddy@umr.edu
Fax: (573) 341 6033

b Loker Hydrocarbon Research Institute and Department of Chemistry, University of Southern California, University Park, Los Angeles, USA
E-mail: gprakash@usc.edu
Fax: (213) 740 5087

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

DOI
https://doi.org/10.1039/B414254C
Article type
Communication
Submitted
14 Sep 2004
Accepted
26 Oct 2004
First published
08 Dec 2004

Chem. Commun., 2005, 654-656

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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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