1-Butyl-3-cyano-5-(3,4-dichlorophenylazo)-6-hydroxy-4-methyl-2-pyridone
CAS No. 92875-17-7
1-Butyl-3-cyano-5-(3,4-dichlorophenylazo)-6-hydroxy-4-methyl-2-pyridone;1-Butyl-5-(3,4-dichlorophenylazo)-6-hydroxy-4-methyl-2-oxo-1,2-dihydro-3-pyridinecarbonitrile