The invention of radical reactions. Part XVII. A decarboxylative sulphonylation of carboxylic acids

  • Derek H.R. Barton
  • , Brigitte Lacher
  • , Boguslaw Misterkiewicz
  • , Samir Z. Zard

Research output: Contribution to journalArticlepeer-review

Abstract

Irradiation with visible light of N-hydroxy-2-thiopyridone esters 1 in the presence of sulphur dioxide gave the corresponding thiosulphonates 4 in good yield. These could be converted to sulphones 5 by treatment with KOH and an alkylating agent. Alternatively, exposure to sulphuryl chloride followed by a primary or secondary amine afforded sulphonamides 6.

Original languageEnglish
Pages (from-to)1153-1158
Number of pages6
JournalTetrahedron
Volume44
Issue number4
DOIs
Publication statusPublished - 1 Jan 1988
Externally publishedYes

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