Patent · US Expired

Process to prepare metalated olefins

US4284827A · kind A · utility

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26Claims
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Assignee

Inventor

Key dates

Filing dateDec 17, 1979
Grant dateAug 18, 1981
Priority date
Expiry dateDec 17, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J13/007
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Substituted ethanes (I) are reacted with an alkyl metal reagent to form isomeric metalated olefins (IIIA and IIIB) having a trans (IIIB) to cis (IIIA) ratio of greater than 70:30.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.