1-(2-Methoxy-beta-phenylethyl)-5,5-diethylbarbituric acid 4-24-00-01914 (Beilstein Handbook Reference) 5,5-Diethyl-1-(2-methoxyphenethyl)barbituric acid 66940-89-4 BARBITURIC ACID, 5,5-DIETHYL-1-(2-METHOXYPHENETHYL)- BRN 0328478