Cycloalkylidene derivatives and fragrance composition

Details Cycloalkylidene derivatives and fragrance composition Cycloalkylidene derivatives and fragrance composition

1990-08-24

1991-12-17

Chan, Nicky

Perfume compositions

Perfume compositions

Ring containing active ingredient

549331, A61K 746, C07D31196

Patent

active

050735381

ABSTRACT:
Cycloalkylidene derivatives of the general formulae Ia to Ic ##STR1## where the dashed line is a possible additional chemical bond, the radicals R.sup.1 are identical or different C.sub.1 -C.sub.4 -alkenyl groups, R.sup.2 and R.sup.3 are each methyl or ethyl, R.sup.4 is hydrogen or one of the radicals R.sup.1, X is oxygen, methylene or a chemical bond, m is from 0 to 3 or, when X is methylene, is from 1 to 3, or, when X is methylene and R.sup.1 is methyl, is from 2 to 3 and n is from 0 to 3, are used as fragrance materials.

REFERENCES:
patent: 4010286 (1977-03-01), Hall et al.
patent: 4186103 (1980-01-01), Hall et al.
patent: 4192782 (1980-03-01), Hall et al.
patent: 4240447 (1980-12-01), Hall et al.
patent: 4652402 (1987-03-01), Brunke

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