CAS NO. 75511-91-0 | 1-butyl-5-[(2-chloro-4-nitrophenyl)azo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-Pyridinecarbonitrile |

1-butyl-5-[(2-chloro-4-nitrophenyl)azo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-Pyridinecarbonitrile

N-Butyl-3-(2-chloro-4-nitrophenylhydrazono)-1-cyano-2-methylprop-1-ene-1,3-dicarboximide

1-butyl-5-[(2-chloro-4-nitrophenyl)azo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-Pyridinecarbonitrile