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US 2001/0044407 A1Published application
1,2-substituted 2,3-dihydro-1H-5,9-dioxacyclohepta [ f ] inden -7- ones and 7-substituted benzo [ b ] [ 1,4 ] dioxepin -3-ones
OwnerPhilip Kraftinventor
Life of this patent
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Abstract
The invention relates to 1,2-substituted 2,3-dihydro-1H-5,9-dioxacyclohepta[f]inden-7-ones and 7-substituted benzo[b][1,4]dioxepin-3-ones and to the use of these compounds in fragrance compositions.
Claims13
A compound of formula I:
- 6
- wherein
- R1 is H, CH3, CH2CH3, CH2CH2CH3, CH(CH3)2, CH2CH2CH2CH3;
- R2 is H, or CH3;
- and
- R3 is H, CH3, or CH2CH3,
- and the dashed line is a double bond or a ring closure forming an indane ring system where, in the case of a double bond R1═R2═H, and in all other cases, the total number of carbon atoms of all residues in formula I is given by C8>R1+R2+R3>C1.
4 more elements
A fragrance composition comprising at least one compound of formula I:
- 7
- wherein
- R1 is H, CH3, CH2CH3, CH2CH2CH3, CH(CH3) 2, CH2CH2CH2CH3;
- R2 is H, or CH3;
- and
- R3 is H, CH3, or CH2CH3,
- and the dashed line is a double bond or a ring closure forming an indane ring system where, in the case of a double bond R1═R2═H, and in all other cases, the total number of carbon atoms of all residues in formula I is given by C8>R1+R2+R3>C1.
4 more elements
A method for providing a fragrance comprising:
- applying to a substrate a fragrance composition comprising at least one compound of formula I:
- 8
- wherein
- R1 is H, CH3, CH2CH3, CH2CH2CH3, CH(CH3)2, CH2CH2CH2CH3;
- R2 is H, or CH3;
- and
- R3 is H, CH3, or CH2CH3,
- and the dashed line is a double bond or a ring closure forming an indane ring system where, in the case of a double bond R1═R2═H, and in all other cases, the total number of carbon atoms of all residues in formula I is given by C8>R1+R2+R3>C1.
5 more elements
Dependencies are inferred from the claim text.