467-43-6 5-(1-Methylbutyl)-5-(2-(methylthio)ethyl)-2-thiobarbituric acid sodium salt 730-68-7 Barbituric acid, 5-(1-methylbutyl)-5-(2-(methylthio)ethyl)-2-thio-, sodium salt EINECS 211-985-3 Methioturiate Methitural sodium Methitural sodium salt Neraval Sch 3132 Sodium methiural Thiobutal Thiogenal