Process for hydrogenation of damascenone, products produced ther

Details Process for hydrogenation of damascenone, products produced ther Process for hydrogenation of damascenone, products produced ther

1981-02-27

1982-04-13

Niebling, John F.

Compositions

Electrically conductive or emissive compositions

Metal compound containing

568378, 131276, 25217411, 426538, A61K 746, C11B 900

Patent

active

043247040

ABSTRACT:
Described is a process for preparing hydrogenated derivatives of 2,6,6-trimethyl cyclohexene derivatives by means of treating said derivatives with hydrogen in the presence of a supported palladium catalyst such as palladium-on-calcium carbonate or palladium-on-barium sulfate in the presence of a quinoline activator. The resulting products are useful for their organoleptic properties as foodstuff flavorants and flavor enhancers, perfume composition ingredients, perfumed article ingredients and tobacco flavorants and flavor enhancers.

REFERENCES:
patent: 3956392 (1976-05-01), de Haan et al.
patent: 4157350 (1979-06-01), Wilson et al.
patent: 4211242 (1980-07-01), Mookherjee
patent: 4217253 (1980-08-01), Schmitt
Demole et al., Helv. Chim. Acta., vol. 53, No. 57, pp. 541-551, (1976).
Ayyav et al., J. Chem. Soc. 1, 1975 (17), pp. 1727-1736.

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