A fresh, minty-herbal aroma reminiscent of peppermint and pennyroyal, with a slightly camphoraceous, cool green edge. Less sweet and more terpenic than menthone itself, with a dry herbaceous facet that lingers into a soft woody-minty drydown.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 785.
Colorless, slightly oily liquid.
Almost insoluble in water, soluble in alcohol, propylene glycol, mineral oil and perfume and flavor materials. Very poorly soluble in glycerin.
Powerful, refreshing and clean-minty odor of moderate tenacity.
Somewhat cooling mouthfeel and refreshing, minty, but distinctly bitter taste.
It gives very interesting effects in Rose, Carnation, Muguet, Fougéres, Lavender-complexes, etc.
1) by isolation from Moroccan Pennyroyal oil (dextro-Menthone). 2) by isolation from Congo Geranium oil (laevo-Menthone). 3) synthetic from 3-Methylcyclohexanone via its Glyoxylester and the corresponding Ketal to iso-Pulegone. This ketone is then treated with alcoholic Sodiumethylate to yield dil-Pulegone, which is hydrogenated to iso-Menthone (dl-iso-Menthone).