Process for the selective monoetherification of pyrocatechol
US4250333A · kind A · utility
8Cited by
1References
9Claims
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Assignee
Inventor
Key dates
| Filing date | Oct 12, 1978 |
| Grant date | Feb 10, 1981 |
| Priority date | — |
| Expiry date | Oct 12, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C43/23
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the selective monoetherification of pyrocatechol. The process relates to the selective monoetherification of pyrocatechol by means of methallyl chloride. It consists of carrying out the etherification in an aprotic solvent medium in the presence of an alkali metal carbonate or bicarbonate. The process can be used industrially for the preparation of o-methallyloxyhenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.