Catalytic procedure for the preparation of organic carbonates
US5322958A · kind A · utility
6Cited by
8References
11Claims
0Family size
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Key dates
| Filing date | Feb 22, 1993 |
| Grant date | Jun 21, 1994 |
| Priority date | — |
| Expiry date | Feb 22, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Catalytic procedure in gas phase for the preparation of a symmetrical or asymmetrical organic carbonate having the general formula (I): ##STR1## wherein R and R', the same or different, represent a C.sub.1 -C.sub.4 alkyl radical, linear or branched, which includes reacting at least one alcohol having the general formula (II): EQU R--OH or R'--OH with carbon monoxide and oxygen in the presence of a catalyst composed of oxides, salts or complexes of cobalt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.