Process for producing salicylaldehyde
US4231967A · kind A · utility
15Cited by
1References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1979 |
| Grant date | Nov 4, 1980 |
| Priority date | — |
| Expiry date | Jun 8, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/68
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Salicylaldehydes useful for perfumes, agricultural chemicals, chelating agents and the like are produced in high yield with high selectivity by reacting formaldehyde or its derivative with a corresponding phenol in a solvent using as a catalyst chromium or iron compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.