Molecular Structure of Benzo(f)(1)benzothieno(3,2-b)quinoline (CAS NO. 1491-10-7):

Empirical Formula: C₁₉H₁₁NS
Molecular Weight: 285.3623
H bond acceptors: 1
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 41.13 Å²
Index of Refraction: 1.861
Molar Refractivity: 94.09 cm³
Molar Volume: 208.5 cm³
Index of Refraction: 1.861
Surface Tension: 68.4 dyne/cm
Density: 1.367 g/cm³
Flash Point: 266.6 °C
Enthalpy of Vaporization: 77.87 kJ/mol
Boiling Point: 533.2 °C at 760 mmHg
Vapour Pressure: 6.54E-11 mmHg at 25°C
Classification Code: Tumor data

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of SO_x and NO_x.

 Benzo(f)(1)benzothieno(3,2-b)quinoline , its CAS number is 1491-10-7, it can be called Benzo(11,12)chryseno(5,6-b)oxirene, 1a,13c-dihydro- . Benzo(f)(1)benzothieno(3,2-b)quinoline (CAS NO. 1491-10-7) is a toxic substance, with flammability, burning will produce toxic fumes of nitrogen oxides and hydrogen chloride, so it should be stored in cool and dry environment, dry powder, foam,sand, carbon dioxide, water mist can be used if something urgent happened.