Purification of alkanesulfonyl chlorides
US4876048A · kind A · utility
1Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1988 |
| Grant date | Oct 24, 1989 |
| Priority date | — |
| Expiry date | Dec 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C303/44
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An ozone-containing gas is used for removing oxidizable odorous impurities and color from alkanesulfonyl chlorides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.