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US 12,534,685 B2Granted
Fragrance composition
AssigneeSymrise AG
InventorVijayanand Chandrasekaran
Life of this patent
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Abstract
Suggested is fragrance composition comprising or consisting of a selection of specific nitriles showing improved stability against decomposition and discoloration.
Claims18
A fragrance composition comprising at least one nitrile of formula (I),
- R—CN (I),
- in which R represents
- (i) a substituted phenyl radical;
- (ii) an optionally substituted norbornyl radical;
- (iii) an optionally substituted cyclopent(en)yl radical;
- and/or
- (iv) a —(CH2)n—CH═CH2 radical, wherein n represents an integer of from 1 to 20;
- and
- the nitriles forming group (i) are selected from the group consisting of
- 2,3-dimethylbenzonitrile,
- 2,4,5-trimethylbenzonitrile,
- 4-ethylbenzonitrile,
- 4-propylbenzonitrile,
- 4-phenylbenzonitrile,
- and mixtures thereof.
12 more elements
Dependencies are inferred from the claim text.