2,6,7-Trioxabicyclo(2.2.2)octane, 4-ethyl-1-trifluoromethyl- 31185-63-4 4-Ethyl-1-trifluoromethyl-2,6,7-trioxabicyclo(2.2.2)octane 5-19-09-00133 (Beilstein Handbook Reference) BRN 1366196