Method of synthesizing gamma pyrones
US5908941A · kind A · utility
0Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1996 |
| Grant date | Jun 1, 1999 |
| Priority date | — |
| Expiry date | Nov 6, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D309/40
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Maltol and ethyl maltol can be produced from a haloenone intermediate by reacting the intermediate with acid in a reaction medium comprising an aprotic solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.