A vetiver-derived alcohol fraction with a smoother, cleaner woody-rooty profile than crude vetiver oil. Earthy and slightly green with a soft smoky-dry undertone, lacking the harsher grapefruit-tinged facets of the whole oil.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1382.
Pale straw-colored, pale amber-colored, sometimes pale olive-green, viscous liquid.
Practically insoluble in water, soluble in alcohol and oils. Poorly soluble in Glycols.
A warm, sweet, mildly earthy-balsamic and extremely tenacious odor is common and generally desirable. Sharp, green or pronounced root-like notes are generally undesirable.
The peculiar taste of this item may benefit imitation Asparagus and Cucumber, although the author recommends the lower boiling fractions of Vetiver oil for this purpose.
It blends particularly well with Sandalwood odors, Ionones, Styrax and various materials for Oriental and woody bases or perfumes. In modern perfumes, it finds extensive use as a fixative under mossy and certain floral bases, but it is most attractive in the non-floral types, Chypres, etc.
1) by isolation from Vetiver oil, by fractionated vacuum distillation. 2) by isolation from saponified Vetiver oil, by fractionated vacuum distillation 3) by treatment of Vetiver oil with Acetic anhydride, thereby acetylating the primary alcohols, and dehydrating the tertiary alcohols to hydrocarbons.