Process for converting anisoles to ortho-methylated phenolic products
US4381413A · kind A · utility
3Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 24, 1981 |
| Grant date | Apr 26, 1983 |
| Priority date | — |
| Expiry date | Jul 24, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/055
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for converting anisoles to ortho-methylated phenolic products in high selectivity is disclosed. The process comprises passing methoxybenzene, o-methylmethoxybenzene, 2,6-dimethylmethoxybenzene, or mixtures thereof, over gamma-alumina in the presence of an effective amount of water at a temperature in the range of about 225.degree. to about 295.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.