Cyclic ketones and their use as perfuming ingredients

Details Cyclic ketones and their use as perfuming ingredients Cyclic ketones and their use as perfuming ingredients

1991-03-11

1992-06-02

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568377, 568446, 512 22, 549546, C07C 4929

Patent

active

051188651

ABSTRACT:
Novel compounds of formula ##STR1## wherein the dotted lines indicate the location of a single or double bond, symbol R.sup.1 stands for a hydrogen atom or a methyl radical, symbol R.sup.2 represents a linear or branched, saturated or unsaturated, C.sub.1 to C.sub.4 alkyl radical, provided that R.sup.1 is not hydrogen when R.sup.2 represents a methyl or n-propyl radical and the ring is saturated. Compounds (Ia) are useful as perfuming ingredients.
A process for their preparation is disclosed.

REFERENCES:
patent: 3057913 (1962-10-01), Guex et al.
patent: 3928645 (1975-12-01), Mookherjee et al.
patent: 4272412 (1981-07-01), Willis et al.
patent: 4626602 (1986-12-01), Schulte-Elte et al.
patent: 4868339 (1989-09-01), Christenson et al.
patent: 5017711 (1991-05-01), Chapuis et al.
Chemical Abstracts registry Handbook [1965-1971] [R1] 1R-2024R, 1974, American Chemical Society, Columbus, Ohio.
B. Maurer, et al., "New Irone-Related Constituents from the Essential Oil of Iris germanica L.", 72 Helvetica Chimica Acta, 6, pp. 1400-1415 (Sep. 20, 1989).

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