Selective production of 2,6-dimethylnaphthalene
US5670704A · kind A · utility
4Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1990 |
| Grant date | Sep 23, 1997 |
| Priority date | — |
| Expiry date | Jun 26, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C6/126
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for the highly selective production of 2,6-dimethlynaphthalene by the transmethylation of naphthalene or 2-methylnaphthalene by the use of a specific acid catalyst and a highly regeospecific methylating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.