Cyclic ketals, fragrance compositions containing the same and methods of using the same
US6864225B2 · kind B2 · utility
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5References
18Claims
0Family size
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Key dates
| Filing date | Apr 28, 2001 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Oct 8, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11B9/008
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the general formula (I) are described: wherein each of R1, R2, R3, R4, R5 and R6 independently represents a substituent selected from the group consisting of hydrogen, methyl, ethyl, n-propyl, and isopropyl; an wherein x represents either 0 or 1. The compounds are useful as fragrances and as added components in fragrance blends. Methods of improving the harmony, emanation, naturalness an staying power of other fragrance ingredients by the addition of such compounds are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.