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US 10,343,971 B2Granted
Crotonates having use in perfumery
AssigneeGivaudan SA
InventorsAndreas Goeke, Felix Flachsmann, Dominique Lelievre, Andreas Natsch, Francis Voirol, Yue Zou, Thierry Granier
Life of this patent
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Abstract
A compound of formula I wherein R1, R2, R3 and R4 can be independently selected from H or Me, n=0, 1, the dotted lines are indicating single bonds, or in case n=0 an isolated double bond at position 3′, or in case n=1 an isolated double bond at position 3′ or 4′, and the wavy bond is indicating an unspecified configuration of the adjacent double bond. Said compounds, as well as precursors capable to generate said compounds, are useful as fragrance ingredients.
Claims8
A compound of formula I
- wherein R1, R2, R3 and R4 can be independently selected from H or Me,
- n=0, 1,
- the dotted lines are indicating single bonds, or in case n=0 an isolated double bond at position 3′, or in case n=1 an isolated double bond at position 3′ or 4′,
- and the wavy bond is indicating an unspecified configuration of the adjacent double bond.
1 more element
Dependencies are inferred from the claim text.