Process for preparing p-hydroxybenzyl alcohol
US5019656A · kind A · utility
1Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 1990 |
| Grant date | May 28, 1991 |
| Priority date | — |
| Expiry date | Feb 27, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/115
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing p-hydroxybenzyl alcohol or a derivative thereof comprising reacting a phenol and a formaldehyde source under a basic condition is disclosed, wherein the reaction is carried out in an alcoholic organic solvent in the presence of a crown ether. The process achieves high selectivity toward the para position without involving high cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.