2-[-(2'2'3'-Trimethyl-3'-cyclopenten-1'-yl)-ethyliden]-and ethyl]-cyclopentanols
US4289658A · kind A · utility
2Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 1979 |
| Grant date | Sep 15, 1981 |
| Priority date | — |
| Expiry date | Sep 19, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to novel compounds useful as fragrance materials which have the structure ##STR1## wherein the dashed line may be either a carbon-carbon single bond or a carbon-carbon double bond. The invention also provides methods of preparing these compounds from the reaction products of cyclopentanone, and 2,2,3-trimethyl-3-cyclopenten-1-acetaldehyde and fragrance compositions which include the compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.