1952-67-6 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(2-butenyl)-5-ethyl-, monosodium salt (9CI) 2933-25-7 5-(2-Butenyl)-5-ethylbarbituric acid sodium salt 5-Crotyl-5-ethylbarbituric acid sodium salt BARBITURIC ACID, 5-(2-BUTENYL)-5-ETHYL-, SODIUM SALT NSC 125736