Patent · US Expired

Preparation of alkanedisulfonates from olefins using carboxylic acid

US4140711A · kind A · utility

2Cited by
7References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 31, 1978
Grant dateFeb 20, 1979
Priority date
Expiry dateMar 31, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C303/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An improvement in the method of preparing alkanedisulfonates by the reaction of olefins with bisulfite or sulfite is disclosed. The improvement comprises conducting the reaction in the presence of an effective amount of a C.sub.3 -C.sub.6 monocarboxylic acid.

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