4,6(1H,5H)-Pyrimidinedione, 5-ethyl-5-(1-ethylpropyl)dihydro-2-thioxo- 4-24-00-01962 (Beilstein Handbook Reference) 5-Ethyl-5-(1-ethylpropyl)-2-thiobarbituric acid 87171-21-9 BARBITURIC ACID, 5-ETHYL-5-(1-ETHYLPROPYL)-2-THIO- BRN 0192793