eugenol

/yoo-juh-nawl, -nohl/US // ˈyu dʒəˌnɔl, -ˌnoʊl //UK // (ˈjuːdʒɪˌnɒl) //

丁香酚,丁香花素,丁香园,丁香花酚

Definitions

n.名词 noun

1
Chemistry, Pharmacology.
- : a colorless, oily, spicy, aromatic, very slightly water-soluble liquid, C10H12O2, extracted from certain essential oils, as oil of cloves: used chiefly in perfumery and in dentistry as an antiseptic.

Chavibetol, an isomer of eugenol, occurs in the ethereal oil obtained from Piper betle.
Besides cinnamic aldehyde the oil contains eugenol and phellandrene.
The principal constituent of the oil is eugenol, together with caryophyllene and acet-eugenol.
While within certain limits the value of this oil is determined by its eugenol content, oils containing more than 93 per cent.
The principal constituents of the oil are a terpene, asarol alcohol, another alcohol, and methyl eugenol.