Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance compositions containing same
US5180709A · kind A · utility
3Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1991 |
| Grant date | Jan 19, 1993 |
| Priority date | — |
| Expiry date | May 31, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention concerns novel odorants of formula I wherein R is hydrogen or methyl. ##STR1## The invention also concerns fragrance compositions containing I. Formula I is intended to particularly embrace as the racemates, (.+-.)-3.alpha.-acetyl-3.beta.,4.beta.,5,5-tetramethyl-2,3,4,4a.beta.,5,6, 7,8-octahydronapthalene and (.+-.)-3.alpha.-acetyl-4.beta.,5,5-trimethyl-2,3.beta.,4,4a.beta.,5,6,7,8- octahydronapthalene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.