alpha-irone

1 definition found

alpha-irone - Collaborative International Dictionary of English v.0.48 :

  irone \i"rone\, irones \i"rones\, n.
     A fragrant liquid substance, a mixture of several isomers of
     the formula C14H22O, forming the essence of the violet
     fragrance, commonly isolated from orris oil or from the
     rhizomes of Iris. The main ingredient in violets is
     [alpha]-irone, which occurs as both cis and trans
     stereoisomers. Called also 6-methylionone.
     [PJC]