2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-methyl-5-phenyl- (9CI) 5-24-09-00283 (Beilstein Handbook Reference) 5-Methyl-5-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione 5-Methyl-5-phenylbarbituric acid 5-Methyl-5-phenylbarbityric acid 5-Phenyl-5-methylbarbituric acid 76-94-8 BRN 0201825 Barbituric acid, 5-methyl-5-phenyl- EINECS 200-994-8 Eudan Heptobarbital Mephebarbital Methylphenylbarbital NSC 80543 Phenylmethylbarbituric acid Rutonal