3-BUTEN-2-ONE, 4-(2,2-DIMETHYL-6-METHYLENECYCLOHEXYL)- 4-(2,2-Dimethyl-6-methylenecyclohexyl)-3-buten-2-one 4-(2-Methylene-6,6-dimethylcyclohexyl)-3-buten-2-one 79-76-5 EINECS 201-223-8 FEMA No. 3175 Ionone, gamma- gamma-lonone