Tricyclic ketones and fragrance compositions containing same
US5151411A · kind A · utility
0Cited by
5References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 1991 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Aug 20, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/66
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula ##STR1## wherein the dotted line signifies an optional bond, as racemates or individual enantiomers, odorant compositions containing the same, and a process for the manufacture of the compounds of formula I which comprises rearranging sclareolide, episclareolide or isosclareolide at an elevated temperature in acidic medium with dehydration and, if desired, reducing the carbon-carbon double bond present in the reaction product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.