105339-42-2 5-26-06-00340 (Beilstein Handbook Reference) 5-Lutidyl-5-methylthiobarbituric acid 5-Methyl-5-((6-methyl-2-pyridyl)methyl)-2-thiobarbituric acid BARBITURIC ACID, 5-METHYL-5-((6-METHYL-2-PYRIDYL)METHYL)-2-THIO- BRN 0617345