Process for the preparation of secondary of tertiary dialkyl dicarbonate
US5206407A · kind A · utility
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54Claims
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Key dates
| Filing date | Oct 9, 1990 |
| Grant date | Apr 27, 1993 |
| Priority date | — |
| Expiry date | Oct 9, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C68/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of a secondary or tertiary dialkyl dicarbonate. An alkali metal salt of an alkyl pyrocarbonate is contacted with (CO).sub.n X.sub.2 wherein X is defined as a leaving group and n is an integer from 1 to 2, in the presence of a complexing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.