Treatment of trimethylsilyl benzoates 1 with xenon difluoride in CH2Cl2 or C6F6 results in a novel ester rearrangement and formation of aryl fluoroformates 2: rearrangement is not observed in MeCN solution in which the main products are arenes formed via the corresponding aryl radical.
P. Nongkunsarn and C. A. Ramsden, J. Chem. Soc., Perkin Trans. 1, 1996, 121 DOI: 10.1039/P19960000121
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