36993-63-2 4,6(1H,5H)-Pyrimidinedione, 5-ethyl-2-mercapto-5-(1-methylethyl)-, monosodium salt 5-Ethyl-5-isopropyl-2-thiobarbituric acid sodium salt BARBITURIC ACID, 5-ETHYL-5-ISOPROPYL-2-THIO-, SODIUM SALT Sodium isopropylethyl thiobarbiturate