?4-Methyl-3-nitropyridine (CAS NO.5832-44-0) is also named as 4-Methyl-3-nitropyridin?; Pyridine, 4-methyl-3-nitro- ; 3-Nitro-4-picoline ; 4-Methyl-3-nitro-pyridine .?4-Methyl-3-nitropyridine (CAS NO.5832-44-0) is deliquescent crystal.