1,5-Diethyl-5-(3-methyl-2-butenyl)barbituric acid 4-24-00-02001 (Beilstein Handbook Reference) 66940-93-0 Acide 5-(gamma,gamma-dimethylallyl) 5-ethyl N-ethylbarbiturique [French] BARBITURIC ACID, 1,5-DIETHYL-5-(3-METHYL-2-BUTENYL)- BRN 0234294