Molecular Structure of 2,6-Dimethyl-4-quinolinol (CAS NO.15644-82-3):

IUPAC Name: 2,6-dimethyl-1H-quinolin-4-one 
Empirical Formula: C₁₁H₁₁NO
Molecular Weight: 173.2111
H bond acceptors: 2
H bond donors: 1
Freely Rotating Bonds: 0
Polar Surface Area: 20.31Ų
Index of Refraction: 1.566
Molar Refractivity: 51.03 cm³
Molar Volume: 156.3 cm³
Surface Tension: 37.9 dyne/cm
Density: 1.107 g/cm³
Flash Point: 128.8 °C
Enthalpy of Vaporization: 53.92 kJ/mol
Boiling Point: 299.3 °C at 760 mmHg
Vapour Pressure: 0.00121 mmHg at 25°C
Melting point: 283-287 °C
SMILES: O=C\2c1c(ccc(c1)C)N/C(=C/2)C
InChI: InChI=1/C11H11NO/c1-7-3-4-10-9(5-7)11(13)6-8(2)12-10/h3-6H,1-2H3,(H,12,13)

Hazard Codes: Xi,Xn
Risk Statements: 22-37/38-41
R22:Harmful if swallowed. 
R37/38:Irritating to respiratory system and skin. 
R41:Risk of serious damage to the eyes.
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.
Hazard Note: Irritant

  2,6-Dimethyl-4-quinolinol , with CAS number of 15644-82-3, can be called 4(1H)-quinolinone, 2,6-dimethyl- ; 2,6-Dimethylquinolin-4(1H)-one ; 4-quinolinol, 2,6-dimethyl- ; 2,6-Dimethylquinolin-4-ol .