Aromatic alkali metal alkene addition process
US5705725A · kind A · utility
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4References
14Claims
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Key dates
| Filing date | Oct 2, 1991 |
| Grant date | Jan 6, 1998 |
| Priority date | — |
| Expiry date | Oct 2, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2531/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is provided comprising: (a) contacting a hydrocarbyl lithium with an alkali metal hydrocarbyloxide in the presence of an aromatic compound; and thereafter (b) recovering an aromatic alkali metal compound; and thereafter (c) contacting said aromatic alkali metal compound with an alpha-olefin. Optionally, a catalytic support is also present during steps a, b, and c.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.