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US 5,705,725 AGranted
Aromatic alkali metal alkene addition process
AssigneePhillips Petroleum Company
InventorsTed M. Pettijohn, Mark E. Lashier, Henry L. Hsieh
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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.
Claims14
A process to produce isobutylbenzene consisting essentially of:
- contacting n-butyl lithium and potassium t-butoxide in the presence of toluene and propylene and recovering said isobutylbenzene.
A process to produce a single alkene addition product said process comprising contacting:
- a hydrocarbyl lithium;
- with
- an alkali metal hydrocarbyloxide wherein said alkali metal is selected from the group consisting of sodium, potassium, cesium, rubidium, and mixtures of two or more thereof;
- in the presence of an aromatic compound wherein said aromatic compound has the following formula ##STR2## wherein each R group is independently selected from the group consisting of hydrogen, alkyl radicals, aryl radicals, and alkylaryl radicals;
- and
- in the presence of an alpha-olefin;
- and
- recovering said single alkene addition product.
5 more elements
Dependencies are inferred from the claim text.