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US 2012/0058073 A1Published application
2-OXASPIRO[5.5]UNDEC-8-ENE Derivatives Useful in Fragrance Compositions
AssigneeGivaudan SA
InventorsAndreas Goeke, Yue Zou
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Abstract
Disclosed are substituted 2-oxaspiro[5.5]undec-8-ene derivatives of formula (I) and their use as odorants. This disclosure relates furthermore to a method of their production and flavour and fragrance compositions comprising them.
Claims12
A compound of formula (I)
- wherein
- R1 is at least one selected from the group consisting of C1-C3 alkyl and C2-C3 alkenyl;
- and,
- R2, R3, and R4 are independently selected from hydrogen and methyl.
1 more element
(canceled)
Dependencies are inferred from the claim text.