Patent · US Expired

Preparation of beta-methyltetramethylene nortricyclane

US4100216A · kind A · utility

0Cited by
1References
10Claims
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Assignee

Inventors

Key dates

Filing dateJul 27, 1977
Grant dateJul 11, 1978
Priority date
Expiry dateJul 27, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2/42
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Norbornadiene and isoprene are catalytically codimerized to an olefinic codimer. Used is a three-component homogeneous catalytic system consisting of cobaltic or cobaltous acetylacetonate, 1,2-bisdiphenylphosphino ethane and an alkyl aluminum chloride. The codimer upon hydrogenation forms .beta.-methyltetramethylene nortricyclane having utility as a diluent for a high energy hydrocarbon missile fuel.

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