Empirical Formula: C₅H₄N₂O₃
Molecular Weight: 140.0969
Nominal Mass: 140 Da
Average Mass: 140.0969 Da
Monoisotopic Mass: 140.022192 Da 
Index of Refraction: 1.623
Molar Refractivity: 32.77 cm³
Molar Volume: 92.9 cm³ 
Surface Tension: 73.3 dyne/cm
Density: 1.507 g/cm³
Flash Point: 222.2 °C
Enthalpy of Vaporization: 72.86 kJ/mol
Boiling Point: 443.8 °C at 760 mmHg
Vapour Pressure: 1.72E-08 mmHg at 25 °C
Structure of 5-Hydroxy-2-nitropyridine (CAS NO.15206-26-5):
                         
Systematic Name: 6-Nitropyridin-3-ol
SMILES: O=[N+]([O-])c1ncc(O)cc1 
InChI: InChI=1/C5H4N2O3/c8-4-1-2-5(6-3-4)7(9)10/h1-3,8H 
InChIKey: LJFLBSBHQDJFQT-UHFFFAOYAU
Std. InChI: InChI=1S/C5H4N2O3/c8-4-1-2-5(6-3-4)7(9)10/h1-3,8H 
Std. InChIKey: LJFLBSBHQDJFQT-UHFFFAOYSA-N
Product Category of 5-Hydroxy-2-nitropyridine (CAS NO.15206-26-5): Nitro;Pyridines

 5-Hydroxy-2-nitropyridine (CAS NO.15206-26-5) has been used for intermediate in organic syntheses.

 5-Hydroxy-2-nitropyridine , its cas register number is 15206-26-5. It also can be called 6-Nitropyridin-3-ol ; and 3-Pyridinol, 6-nitro- .