23267-57-4 3-Buten-2-one, 4-(2,2,6-trimethyl-7-oxabicyclo(4.1.0)hept-1-yl)- 4-(1,2-Epoxy-2,6,6-trimethylcyclohexyl)-3-butenone-2 4-(2,2,6-Trimethyl-7-oxabicyclo(4.1.0)hept-1-yl)-3-buten-2-one EINECS 245-542-0