The CAS register number of 2-Hydroxy-4-nitro-benzonitrile is 39835-14-8. It also can be called as Benzonitrile, 2-hydroxy-4-nitro- and the IUPAC name about this chemical is 2-hydroxy-4-nitrobenzonitrile. The molecular formula about this chemical is C₇H₄N₂O₃ and the molecular weight is 164.12. It belongs to the Aromatic Nitriles.

Physical properties about 2-Hydroxy-4-nitro-benzonitrile are: (1)ACD/LogP: 1.86; (2)#H bond acceptors: 5; (3)#H bond donors: 1; (4)#Freely Rotating Bonds: 2; (5)Polar Surface Area: 78.84Ų; (6)Index of Refraction: 1.628; (7)Molar Refractivity: 38.88 cm³; (8)Molar Volume: 109.4 cm³; (9)Polarizability: 15.41x10^-24cm³; (10)Surface Tension: 78.1 dyne/cm; (11)Flash Point: 177.9 °C; (12)Enthalpy of Vaporization: 64.18 kJ/mol; (13)Boiling Point: 370.6 °C at 760 mmHg; (14)Vapour Pressure: 5.13E-06 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: N#Cc1ccc(cc1O)[N+]([O-])=O
(2)InChI: InChI=1/C7H4N2O3/c8-4-5-1-2-6(9(11)12)3-7(5)10/h1-3,10H
(3)InChIKey: DZNPHVPBCNZVGW-UHFFFAOYAU
(4)Std. InChI: InChI=1S/C7H4N2O3/c8-4-5-1-2-6(9(11)12)3-7(5)10/h1-3,10H
(5)Std. InChIKey: DZNPHVPBCNZVGW-UHFFFAOYSA-N