4-24-00-02025 (Beilstein Handbook Reference) 5-Ethyl-5-(3-ethyl-2-pentenyl)barbituric acid 66968-33-0 Acide 5-(gamma,gamma-diethylallyl) 5-ethyl barbiturique [French] BARBITURIC ACID, 5-ETHYL-5-(3-ETHYL-2-PENTENYL)- BRN 0221592