Salicylaldehyde
Source: Cassia oil.
Cumaldehyde
Source: Oil of cumin.
Uses: Cuminaldehyde is used for preparation of
synthetic cumin oil.
2.4. Ketones:
1- Monocyclic monoterpene ketones:
Menthone
Source: Peppermint oil.
Uses:
Used extensively in the manufacture of flavoring materials.
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