(+-)-Thiopental 2-Thio-5-ethyl-5-sec-pentylbarbituric acid 4,6,(1H,5H)-Pyrimidinedione, 5-ethyldihydro-5-(1-methylbutyl)-2-thioxo- (9CI) 5-24-09-00172 (Beilstein Handbook Reference) 5-Ethyl-5-(1-methylbutyl)-2-thiobarbituric acid 59709-53-4 76-75-5 BRN 0209361 Barbituric acid, 5-ethyl-5-(1-methylbutyl)-2-thio- DEA No. 2100 EINECS 200-984-3 Intraval Penthiobarbital Pentothiobarbital THIOPENTAL Thiomebumal Thionembutal Thiopentobarbital Thiopentobarbitone Thiopentobarbituric acid Thiopentone Thiothal Tiopentale [Italian]