2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1-phenyl- 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1-phenyl- (9CI) 5-24-09-00122 (Beilstein Handbook Reference) 5-Ethyl-1-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione 5-Ethyl-1-phenylbarbituric acid 5419-00-1 BRN 0225926 Barbituric acid, 5-ethyl-1-phenyl- EINECS 226-528-3 NSC 10554