Oxidative carbonylation of alcohols to produce dialkyl oxalates
US4523029A · kind A · utility
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Key dates
| Filing date | Jun 15, 1982 |
| Grant date | Jun 11, 1985 |
| Priority date | — |
| Expiry date | Jun 15, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/36
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of dialkyl oxalates by the oxidative carbonylation of alcohols which comprises reacting a mixture of carbon monoxide and oxygen with an alcohol in the presence of a heterogeneous catalyst comprising palladium and thallium on carbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.