Catalytic process for preparation of ortho-alkylated phenols
US4528407A · kind A · utility
12Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1981 |
| Grant date | Jul 9, 1985 |
| Priority date | — |
| Expiry date | Oct 26, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/16
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved catalytic process for selectively ortho-alkylating a phenolic compound which comprises reacting a phenolic compound with an alcohol, optionally in the presence of water, and a catalyst composite consisting essentially of the calcination residue obtained from heating an admixture of magnesium carbonate and/or magnesium hydroxide and a manganese compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.