Patent · US Expired

Aromatic alkali metal alkene addition process

US5705725A · kind A · utility

0Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 1991
Grant dateJan 6, 1998
Priority date
Expiry dateOct 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.