Table 1.

Canonical Biochemical Pathways for Production of Volatile Compounds in Plants.

Biochemical Pathway	Classes of Compounds Produced	Examples
Mevalonate	Terpenes and terpenoids	Beta-caryophyllene, limonene, pinenes, geraniol
Non-mevalonate, also called methylerythritol phosphate (MEP)
Shikimate	Alkaloids, phenylpropanoids, flavonoids, lignans, aromatic polyketides	Cinnamaldehyde, eugenol, coumarin
Derivation of fatty acids	Fatty alcohols	Octanol, decanol