The Molecular Structure of 1,3-Benzenediol, 4,6-dinitro- (CAS NO.616-74-0):

Empirical Formula: C₆H₄N₂O₆
Molecular Weight: 200.1058 
IUPAC Name: 4,6-dinitrobenzene-1,3-diol
Product Categories: Fluorenes, etc. (reagent for high-performance polymer research);Functional Materials;Reagent for High-Performance Polymer Research
Nominal Mass: 200 Da
Average Mass: 200.1058 Da
Monoisotopic Mass: 200.006936 Da 
Index of Refraction: 1.712
Molar Refractivity: 43.1 cm³
Molar Volume: 109.9 cm³
Surface Tension: 100.5 dyne/cm
Density: 1.819 g/cm³
Flash Point: 186 °C
Enthalpy of Vaporization: 68.16 kJ/mol
Boiling Point: 404.6 °C at 760 mmHg
Vapour Pressure: 3.99E-07 mmHg at 25°C 
log P (octanol-water): 1.250
Water Solubility: 78.1 mg/L
Atmospheric OH Rate Constant: 9.18E-12 cm³/molecule-sec 25 EST
InChI
InChI=1/C6H4N2O6/c9-5-2-6(10)4(8(13)14)1-3(5)7(11)12/h1-2,9-10H
Smiles
c1(cc(c(O)cc1O)[N+](=O)[O-])[N+](=O)[O-]

Risk Statements: 20/21/22 
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed
Safety Statements: 22-36/37/39 
S22: Do not breathe dust
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: 1322
HazardClass: 1.1D
PackingGroup: II

 1,3-Benzenediol, 4,6-dinitro- (CAS NO.616-74-0) is also called as 4,6-Dinitroresorcinol ; 4,6-Dinitroresorcinol (heavy metal salts of) (dry) ; 4,6-Dinitroresorcinol (heavy metal salts of) (dry) [Forbidden] ; 1,3-Dihydroxy-4,6-dinitrobenzene ; 4,6-Dinitroresorcinol (wetted with ca. 20% water, containing 5g on a dry weight basis ; 4,6-Dinitroresorcinol (wetted with ca. 20% water, containing 5g on a dry weight basis) 95+% ; 4,6-Dinitro-1,3-benzenedi .