1-Methylbarbital 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5,5-diethyl-1-methyl- 5,5-Diethyl-1-methyl-2,4,6(1H,3H,5H)-pyrimidinetrione 5,5-Diethyl-1-methylbarbituric acid 5-24-09-00144 (Beilstein Handbook Reference) 50-11-3 AN 23 BRN 0184688 Barbituric acid, 5,5-diethyl-1-methyl- EINECS 200-011-2 Endiemalum Gemonil METHARBITAL Metabarbital Metarbital [INN-Spanish] Metarbitale [DCIT] Methabarbital Metharbital [INN:JAN] Metharbitalum [INN-Latin] Metharbitone Metharbutal Methylbarbital N-Methylbarbital NSC 27156 Sch 412