[EN] CARBINOLS HAVING OLFACTORY PROPERTIES REMINISCENT OF PATCHOULI OIL<br/>[FR] CARBINOLS AYANT DES PROPRIÉTÉS ODORANTES RAPPELANT CELLES DE L'ESSENCE DE PATCHOULI
申请人:GIVAUDAN SA
公开号:WO2011033047A1
公开(公告)日:2011-03-24
The present invention refers to carbinols of formula (I), wherein R1 and R2 are independently selected from methyl and ethyl; R3 is selected from C1-C3 alkyl and cyclopropyl; R4 is selected from C3 alkyl and cyclopropyl; R5 is hydrogen or methyl; and the dotted line represents a single bond or no bond. The invention further refers to their preparation, and to perfume compositions and fragrance applications comprising them.
synthesized and studied for their olfactoryproperties. All of the silanes studied exhibit at least one of the main patchouli odor descriptors ‘woody,’ ‘earthy,’ and ‘camphoraceous,’ and some even exhibit all of them. The silanes MeR2SiC(OH)Me2 (12) and R3SiC(OH)Me2 (14) (R=cyclopropyl) were found to resemble natural patchouli oil most closely, with an even lower odor threshold than the natural lead