Patent number: 7902142
Abstract: Provided is a fragrance composition containing 8- drimanol represented by the formula (Ia): and containing none of 7-acetyl-1,2,3,4,5,6,7,8-octahydro- 1,1,6,7-tetramethylnaphthalene, 1,2,3,4,4a,5,6,7-octahydro- 2,5,5-trimethyl-2-naphthalenol, 1,2,3,4,4a,7,8,8a- octahydro-2,4a,5,8a-tetramethyl-l-naphthylformate, 3a-ethyldodecahydro-6, 6,9a-trimethylnaphtho[2,1-b]furan, and racemic and optically-active substance of dodecahydro- 3a,6,6,9a-tetramethylnaphtho[2,1-b]furan; and personal care products, household products and environmental hygiene products containing the composition. The fragrance composition of the present invention contains 8-drimanol (Ia) so that it can produce various novel odors and emit a odor with softness and warmth typical to natural ambergris.
Type:
Grant
Filed:
July 24, 2006
Date of Patent:
March 8, 2011
Assignee:
Kao Corporation
Inventors:
Kazuyuki Fukuda, Naotoshi Toki