Codimer of norbornadiene and cyclohexadiene

Details Codimer of norbornadiene and cyclohexadiene Codimer of norbornadiene and cyclohexadiene

1978-08-14

1980-05-20

O'Keefe, Veronica

Chemistry of hydrocarbon compounds

Compound or reaction product mixture

Alicyclic

44 7R, 585361, 149120, C07C 1332

Patent

active

042039304

ABSTRACT:
Novel codimer (I) of norbornadiene and 1,3-cyclohexadiene and its hydrogenated derivative (II), having the following structures: ##STR1## and processes for preparing both are disclosed. Product (II) can be used as a high energy fuel. Process for codimer I involves use of three component homogeneous catalytic system of cobaltic or cobaltous acetylacetonate, 1,2-bisdiphenylphosphino ethane and one of three alkyl aluminum chlorides.

REFERENCES:
patent: 2875256 (1959-02-01), Hyman et al.
patent: 3345419 (1967-10-01), Tinsley et al.
patent: 3440294 (1969-04-01), Pruett et al.
patent: 3767717 (1973-10-01), Creemers
Greco et al., J. Org. Chem. 35, No. 1, p. 271.
Carbonaro et al., J. Org. Chem. 36, No. 10, p. 1443.

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