Fluorinated quaternary ammonium salts
US6054615A · kind A · utility
8Cited by
3References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 1999 |
| Grant date | Apr 25, 2000 |
| Priority date | — |
| Expiry date | May 27, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C211/63
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Selected quaternary ammonium salts containing fluoroalkyl, preferably perfluoroalkyl, groups that are stable to bases are described. They are useful as phase transfer reaction catalysts, especially in basic media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.