Patent · US Expired

Process for producing alkanesulfonic acids

US4643813A · kind A · utility

5Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1985
Grant dateFeb 17, 1987
Priority date
Expiry dateSep 12, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C303/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for producing an alkanesulfonic acid is described, which comprises causing sulfur dioxide and oxygen to act on a saturated hydrocarbon under illumination with light in a substantially water-free reaction system, wherein photo-sulfoxidation of the saturated hydrocarbon is performed as a reaction mixture in the reaction system is held in contact with sodium sulfite.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.