Oxidation of thiols, disulfides and thiolsulfonates
US4956494A · kind A · utility
4Cited by
10References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1989 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Jun 15, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C309/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Alkanesulfonic acids and alkanesulfonyl chlorides, free of undesirable side products arising from side-chain chlorination, are prepared by oxidation with hydrogen peroxide of the corresponding alkanethiol, dialkyldisulfide or alkyl alkanethiolsulfonate mixed with aqueous hydrochloric acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.