Wiktionary
undecanol
n. A fatty alcohol with a citrus odour, sometimes used as flavouring.
Wikipedia
Undecanol
Undecanol, also known by its IUPAC name 1-undecanol or undecan-1-ol, and by its trivial names undecyl alcohol and hendecanol, is a fatty alcohol. Undecanol is a colorless, water-insoluble liquid of melting point 19 °C and boiling point 243 °C.