10-Undecenoic acid, 9-oxo-11-(3-pentyloxiranyl)-, methyl ester, (2alpha(E),3alpha)- 88199-84-2 Methyl (2alpha(E),3alpha)-9-oxo-11-(3-pentyloxiranyl)-10-undecenoate Methyl 9-oxo-11-(3-pentyloxiranyl)-10-undecenoate (2alpha(E),3alpha)-