Molecular Structure of 2H-Benzimidazol-2-one,5-amino-1,3-dihydro- (CAS NO.95-23-8):

Empirical Formula: C₇H₇N₃O
Molecular Weight: 149.15
H bond acceptors: 4
H bond donors: 4
Freely Rotating Bonds: 1
Polar Surface Area: 26.79 Å²
Index of Refraction: 1.657
Molar Refractivity: 40.26 cm³
Molar Volume: 109.3 cm³
Surface Tension: 58.1 dyne/cm
Density: 1.363 g/cm³
Flash Point: 75.6 °C
Enthalpy of Vaporization: 43.77 kJ/mol
Boiling Point: 201.4 °C at 760 mmHg
Vapour Pressure: 0.308 mmHg at 25°C
InChI
InChI=1/C7H7N3O/c8-4-1-2-5-6(3-4)10-7(11)9-5/h1-3H,8H2,(H2,9,10,11)
Smiles
O=c1[nH]c2c(cc(N)cc2)[nH]1
EINECS: 202-401-8
Product Categories: Intermediates of Dyes and Pigments ; benzimidazole ; Benzimidazole Series; Imidazol&Benzimidazole; Miscellaneous

Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
HazardClass: IRRITANT

 2H-Benzimidazol-2-one,5-amino-1,3-dihydro- , with CAS number of 95-23-8, can be called 5-amino-1,3-dihydro-2h-benzimidazol-2-on ; 5-amino-2-benzimidazolinone ; 5-amino-2-hydroxybenzimidazole ; 5-aminobenzimidazolinone ; 5-aminobenzimidazolone ; 5-amino-1,3-dihydro-2h-benzimidazol-2-one ; 5-amino-1,3-dihydro-benzoimidazol-2-one ; 5(6)-aminobenzoimidazolone .