2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(1-methylbutyl)- (9CI) 5-(1-Methylbutyl)-2,4,6(1H,3H,5H)-pyrimidinetrione 5-(1-Methylbutyl)barbituric acid 5-(sec-Pentyl)barbituric acid 5-24-09-00156 (Beilstein Handbook Reference) 83-29-4 BRN 0187936 Barbituric acid, 5-(1-methylbutyl)- Barbituric acid, 5-(1-methylbutyl)- (VAN) (8CI) EINECS 201-465-4 NSC 92501