1,5-Diethyl-5-(1-methylbutyl)barbituric acid 2,4,6(1H,3H,5H)-Pyrimidinetrione, 1,5-diethyl-5-(1-methylbutyl)- (9CI) 5-24-09-00171 (Beilstein Handbook Reference) 57563-02-7 BARBITURIC ACID, 1,5-DIETHYL-5-(1-METHYLBUTYL)- BRN 0234876