Selective conversion of d-isolimonene to d-3-menthene

Details Selective conversion of d-isolimonene to d-3-menthene Selective conversion of d-isolimonene to d-3-menthene

1979-12-11

1981-02-03

Gantz, Delbert E.

Chemistry of hydrocarbon compounds

Adding hydrogen to unsaturated bond of hydrocarbon, i.e.,...

Partial

585355, 585947, C07C 1320, C07C 505, C07C 513, B01J 2344

Patent

active

042490286

ABSTRACT:
d-3-Menthene of high optical purity is obtained by the selective isomerization/hydrogenation of d-isolimonene in the presence of minor amounts of a palladium catalyst at temperatures up to 200.degree. C. and pressures of preferably about 100-500 psig.

REFERENCES:
patent: 3407241 (1968-10-01), Booth
patent: 3804914 (1974-04-01), Fahey
patent: 3925494 (1975-05-01), Fahey
patent: 4190612 (1980-02-01), Masilamani et al.

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