Patent · US Expired

Tricyclo-.alpha.,.beta.-unsaturated aldehyde

US4229324A · kind A · utility

5Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 1979
Grant dateOct 21, 1980
Priority date
Expiry dateApr 26, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C47/445
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A tricyclo-.alpha.,.beta.-unsaturated aldehyde represented by the formula (I), ##STR1## wherein the group ##STR2## is attached to the exo side of the norbornane ring at the 8- or 9-position, R represents an alkyl group having 1 to 6 carbon atoms, and the dotted line between carbon 3 and carbon 4 represents a saturated or ethylenically unsaturated bond possesses odorous characteristics and is useful for perfume compositions.

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