2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(1-methylbutyl)-5-(2-propenyl)-, monosodium salt, (R)- 51165-36-7 BARBITURIC ACID, 5-ALLYL-5-(1-METHYLBUTYL)-, SODIUM SALT, R(+)- R(+)-5-Allyl-5-(1-methylbutyl)barbituric acid sodium salt R(+)-Secobarbital sodium