1-Butyl-3-hydroxy-2-methyl-4(1H)-pyridinone 1-Butyl-3-hydroxy-2-methyl-4(1H)-pyridone 30652-15-4 4(1H)-Pyridinone, 1-butyl-3-hydroxy-2-methyl- 4(1H)-Pyridone, 1-butyl-3-hydroxy-2-methyl- (8CI) BRN 1455956 CP24