1-Methoxymethyl-5-ethyl-5-phenylbarbituric acid 1-Methoxymethylphenobarbital 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1-(methoxymethyl)-5-phenyl- (9CI) 42013-65-0 5-24-09-00291 (Beilstein Handbook Reference) BARBITURIC ACID, 5-ETHYL-1-(METHOXYMETHYL)-5-PHENYL- BRN 0759369 N-Methoxymethylphenobarbital N-Methoxymethylphenobarbitone