1-Cyclohexyl-5-(3-oxobutyl)barbituric acid 1-Cyclohexyl-5-(3-oxobutyl)perhydropyrimidine-2,4,6-trione 17148-43-5 5-24-09-00411 (Beilstein Handbook Reference) BARBITURIC ACID, 1-CYCLOHEXYL-5-(3-OXOBUTYL)- BRN 0759379