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US 2009/0325836 A1Published application
Cyclooct-(EN-)YL Derivatives for Use as Fragrances
AssigneeGivaudan SA
InventorsThierry Granier, Jerzy A. Bajgrowicz, Andreas Hanhart
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Abstract
This invention relates to substituted cyclooctenes of the formula I, wherein X and R are defined in the specification.
Claims9
A composition comprising a compound of formula I as a fragrance,
- wherein X is carbonyl;
- and
- R is methyl or ethyl, or linear or branched C3 alkyl;
- and
- the dotted line represents one optional double bond.
2 more elements
(canceled)
A fragrance composition comprising a mixture of
- A) a compound of formula Ic
- and
- B) at least one compound selected from a compound of formula Ia, Ib, and Id
- wherein X is carbonyl;
- and
- R is methyl or ethyl, or linear or branched C3;
- and R═R′═R″═R′″ and X═X′═X″═X′″.
4 more elements
A compound of formula I
- wherein X is carbonyl;
- and
- R is methyl or ethyl, or linear or branched C3;
- and
- the dotted line represents one optional double bond;
- provided that
- when one of the bond between C-1 and C-2, C-2 and C-3, and C-3 and C-4 together with the dotted line is a double bond, R is not methyl or ethyl;
- when the bond between C-2 and C-3 together with the dotted line is a double bond, R is not i-propyl;
- when all of the bonds between C-1 and C-2, C-2 and C-3, C-3 and C-4, and C-4 and C-5 together with the dotted line represent each a single bond, R is not methyl or ethyl.
6 more elements
A compound selected from:
- 1-cyclooct-3-enyl-2-methylpropan-1-one, and
- 1-cyclooctyl-2-methylpropanone.
Dependencies are inferred from the claim text.