(E)-4-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-3-buten-2-one (E)-beta-Ionone 2-07-00-00140 (Beilstein Handbook Reference) 3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (3E)- 3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E)- 4-(2,6,6-TRIMETHYL-1-CYCLOHEXEN-1-YL)-3-BUTE*-- 79-77-6 AI3-25073 BRN 1909544 CCRIS 4289 EINECS 201-224-3 FEMA No. 2595 beta-Ionone (trans) trans-4-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-3-buten-2-one trans-beta-Ionone