IUPAC Name: 4-N,4-N-dimethyl-2-nitrobenzene-1,4-diamine 
Empirical Formula: C₈H₁₁N₃O₂
Molecular Weight: 181.1918g/mol
Structure of 1,4-Benzenediamine,N4,N4-dimethyl-2-nitro- (CAS NO.16293-12-2):

Index of Refraction: 1.645
Molar Refractivity: 51.34 cm³
Molar Volume: 141.5 cm³
Polarizability: 20.35×10^-24cm³
Surface Tension: 57.9 dyne/cm
Density: 1.28 g/cm³
Flash Point: 156.7 °C
Enthalpy of Vaporization: 57.85 kJ/mol 
Melting Point: 112-122 °C
Boiling Point: 335.4 °C at 760 mmHg
Vapour Pressure: 0.00012 mmHg at 25°C 
Physical Appearance: black crystalline powder
Canonical SMILES: CN(C)C1=CC(=C(C=C1)N)[N+](=O)[O-]
InChI: InChI=1S/C8H11N3O2/c1-10(2)6-3-4-7(9)8(5-6)11(12)13/h3-5H,9H2,1-2H3
InChIKey: COWGRITUYIECBW-UHFFFAOYSA-N

Hazard Codes: T
Risk Statements: 36/37/38-23/24/25 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed.
Safety Statements: 45-36/37/39-26 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

  1,4-Benzenediamine,N4,N4-dimethyl-2-nitro- , its cas register number is 16293-12-2. It also can be called N~4~,N~4~-Dimethyl-2-nitro-1,4-benzenediamine ; N~4~,N~4~-Dimethyl-2-nitrobenzene-1,4-diamine ; 4-Amino-3-Nitro-N,N-Dimethylaniline ; 4-Amino-N,N-dimethyl-3-nitroaniline . 1,4-Benzenediamine,N4,N4-dimethyl-2-nitro- (CAS NO.16293-12-2) is irritating to eyes, respiratory system and skin. And it is toxic by inhalation, in contact with skin and if swallowed.