Liquid phase process for the production of aromatic aldehydes
US4097533A · kind A · utility
3Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 19, 1976 |
| Grant date | Jun 27, 1978 |
| Priority date | — |
| Expiry date | Nov 19, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/36
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is described for the preparation of aromatic aldehydes such as benzaldehyde and substituted benzaldehydes by the liquid phase oxidation of toluene or substituted toluenes in the presence of a catalyst comprising phosphoric acid and a catalytically effective amount of palladium metal, and a sulfur, phosphorus or nitrogen modifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.