Amine oxide process
US4889954A · kind A · utility
9Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1988 |
| Grant date | Dec 26, 1989 |
| Priority date | — |
| Expiry date | Jun 30, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C291/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Tertiary amines are converted to amine oxides in high conversion and at a faster rate by including dialkylcarbonate in the reaction of the tert-amine with aqueous hydrogen peroxide. Ascorbic acid can be used as a co-catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.