Low pressure process for the manufacture of cyclohexanedicarboxylate esters
US5399742A · kind A · utility
11Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 1994 |
| Grant date | Mar 21, 1995 |
| Priority date | — |
| Expiry date | Apr 11, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/303
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a process for the manufacture of dialkyl cyclohexanedicarboxylates by the low pressure, catalytic hydrogenation of the corresponding dialkyl benzenedicarboxylate wherein the formation/accumulation of carbon monoxide is suppressed to maintain the activity of the precious metal catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.