Acetonide fragrance compound
AssigneeInternational Flavors & Fragrances Inc.
InventorsMichael G. Monteleone, Robert P. Belko, Manfred Pawlak, Catherine Marie Smith, Mark A. Sprecker
Life of this patent
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Abstract
A novel compound 4H-indeno[4,5-D]-1,3-dioxole, 3A,5,6,7,8,8B-hexahydro-2,2,6,6,7,8,8-heptamethyl is dislosed as well as the use of the compound as a fragrance chemical. The fragrance compound is suitable for use in creating fragrances, and scents in items such as perfumes, colognes and personal care products.
Claims14
A method for improving, enhancing or modifying a fragrance through the addition of an olfactory acceptable amount of 4H-indeno[4,5-D]-1,3-dioxole, 3A, 5, 6, 7, 8, 8B-hexahydro-2,2,6,6,7,8,8-heptamethyl.
The compound 4H-indeno[4,5-D]-1,3-dioxole, 3A,5,6,7,8,8B-hexahydro-2,2,6,6,7,8,8-heptamethyl.
A process for preparing the compound 4H-indeno[4,5-D]-1,3-dioxole, 3A,5,6,7,8,8B-hexahydro-2,2,6,6,7,8,8-heptamethyl comprising providing 2H-indeno[4,5]-boxirene, 1A,3,4,5,6,6B-hexahydro-4,4,5,6,6-pentamethylindan and 4,5,epoxy-4,5,6,7-tetrahydro-1,1,2,3,3-pentamethyl;
- reacting 2H-indeno[4,5]-boxirene, 1A,3,4,5,6,6B-hexahydro-4,4,5,6,6-pentamethylindan and 4,5,epoxy-4,5,6,7-tetrahydro-1,1,2,3,3-pentamethyl with acetone wherein the reaction temperature is from about 25° C. to about 30° C.
Dependencies are inferred from the claim text.