Molecule structure of 2-Chloro-3-methyl-5-nitropyridine (CAS NO.22280-56-4):

IUPAC Name: 2-Chloro-3-methyl-5-nitropyridine 
Molecular Weight: 172.5691 g/mol
Molecular Formula: C₆H₅ClN₂O₂ 
Density: 1.406 g/cm³ 
Melting Point: 78-80 °C
Boiling Point: 284.7 °C at 760 mmHg
Flash Point: 126 °C
Index of Refraction: 1.575
Molar Refractivity: 40.6 cm³
Molar Volume: 122.7 cm³
Surface Tension: 52.5 dyne/cm
Enthalpy of Vaporization: 50.26 kJ/mol
Vapour Pressure: 0.00504 mmHg at 25 °C
Canonical SMILES: CC1=CC(=CN=C1Cl)[N+](=O)[O-]
InChI: InChI=1S/C6H5ClN2O2/c1-4-2-5(9(10)11)3-8-6(4)7/h2-3H,1H3
InChIKey: OSIOIGXJUZTWRI-UHFFFAOYSA-N
EINECS: 244-889-5
Product Categories: compounds of pyridine; Pyridine; Pyridines, Pyrimidines, Purines and Pteredines; Pyridine series; Halides; Pyridines; Chloropyridines; Halopyridines; Boronic Acid

Hazard Codes: Xn, Xi
Risk Statements: 36/37/38-20/21/22 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 37/39-26 
S37/39:Wear suitable gloves and eye/face protection. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
HazardClass: Irritant

 2-Chloro-3-methyl-5-nitropyridine (CAS NO.22280-56-4) is also named as Pyridine, 2-chloro-3-methyl-5-nitro- ; 2-Chloro-3-methyl-5-nitro pyridine ; 2-Chloro-5-nitro-3-picoline . It is light beige to cream colored crystalline powder.