Patent · US Expired

Odorants

US5929291A · kind A · utility

6Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 1997
Grant dateJul 27, 1999
Priority date
Expiry dateApr 9, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C49/633
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to compounds of the general formula ##STR1## in which R.sup.1 to R.sup.7 are, independently, H, methyl or ethyl, R.sup.8 +R.sup.9 together form methylene (--CH.sub.2 --) or a single bond, or R.sup.1 +R.sup.2 together form --(CH.sub.2).sub.n --, with n being 3 or 4, or R.sup.3 +R.sup.5 or R.sup.5 +R.sup.7 represent methylene or a single bond; and the presence of at least one cyclopropane ring in the molecule is compulsory and the side chain can be saturated or contains one double bond in position .alpha.,.beta. or .beta., .gamma. a process for the manufacture of these compounds, compounds used to perform the process and the use of these compounds as an odorant or as an ingredient of an odorant composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.