New reactions of cyclic sulfoxides under Pummerer conditions

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R. Alan Aitken, Lawrence Hill, Philip Lightfoot and Neil J. Wilson


Abstract

Reaction of the dihydrotetrathiafulvalene monosulfoxide 3 with TFAA results both in deoxygenation to give 1 and rearrangement to give the isomer 8, whose X-ray structure is presented; the corresponding disulfoxide 4 similarly rearranges to give 20.


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