Process of the production of alkanesulfonamides
US5159112A · kind A · utility
2Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 1991 |
| Grant date | Oct 27, 1992 |
| Priority date | — |
| Expiry date | Jul 24, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C311/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of alkanesulfonamides is disclosed. It comprises reacting an alkanesulfonyl chloride with ammonia or with an alkylamine in the presence of a chemically inert liquid diluent. The diluent is first supersaturated with ammonia or with the alkylamine before bringing it into contact with the alkanesulfonyl chloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.