Method of producing benzaldehyde
US4673766A · kind A · utility
4Cited by
0References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1986 |
| Grant date | Jun 16, 1987 |
| Priority date | — |
| Expiry date | Apr 25, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/78
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method is disclosed for producing benzaldehyde by fractionally steam distilling benzaldehyde from cinnamaldehyde in the presence of hydroxide catalyst and at a pH on the order of about 11 to about 13. Conversions of cinnamaldehyde to benzaldehyde can be achieved on the order of about 75% or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.