Sharp, penetrating camphoraceous odor with a cool herbal-minty edge, reminiscent of hyssop and sage. Has a dry, slightly woody-terpenic undertone that feels medicinal and eucalyptus-like.AI · claude-opus-4-7
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Perfume and Flavor Chemicals, page 1146.
Colorless or very pale yellowish oily liquid.
Insoluble in water, soluble in alcohol and oils.
Warm-camphoraceous, Cedarleaf-like, slightly spicy odor of moderate to poor tenacity.
This cyclic terpene ketone has been made available mainly for the purpose of supplying the main component of Hyssop oil, which is relatively expensive and occasionally scarce on the market. It is a minor, but highly appreciated ingredient in certain topnote compositions for fine perfumes.
It is also used to a minor extent in flavor compositions for seasonings, etc.
1) from alpha-Pinene, via Nitrosopinene, reduced to the title material with Zinc dust or catalytic hydrogenation. 2) from Verbanone — also obtained by synthetic way. 3) from Pinonic acid ethyl ether. 4) by isolation from Hyssop oil (40-45% of the oil).