IUPAC name: 3-Chloro-5H-benzo[b][1,4]benzoxazepin-6-one
EINECS: 221-602-1 
Molecular Formula: C₁₃H₈ClNO₂
Molecular Weight: 245.66 g/mol
Surface Tension: 49.3 dyne/cm
Melting point: 242-244 °C
Index of Refraction: 1.629
Density: 1.369 g/cm³
Flash Point: 147.8 °C
Appearance: Tan Solid
Enthalpy of Vaporization: 56.25 kJ/mol
Boiling Point: 320.8 °C at 760 mmHg
Vapour Pressure: 0.000311 mmHg at 25 °C
Following is the structure of 2-Chlorodibenz[b,f][1,4]oxazepin-11(10H)-one (CAS NO.3158-91-6):
       
Product Categories of 2-Chlorodibenz[b,f][1,4]oxazepin-11(10H)-one (CAS NO.3158-91-6): (intermediate of amoxapine); Aromatics Compounds; Aromatics; Heterocycles; Intermediates & Fine Chemicals; Pharmaceuticals 
SMILES: Clc1ccc2Oc3ccccc3NC(=O)c2c1
InChI: InChI=1/C13H8ClNO2/c14-8-5-6-11-9(7-8)13(16)15-10-3-1-2-4-12(10)17-11/h1-7H,(H,15,16)
InChIKey: ZAGINEPNYIZLLO-UHFFFAOYAY

 2-Chlorodibenz[b,f][1,4]oxazepin-11(10H)-one (CAS NO.3158-91-6) can be used as the intermediate of Amoxapine .

 2-Chlorodibenz[b,f][1,4]oxazepin-11(10H)-one , its cas register number is 3158-91-6. It also can be called 2-Chlorodibenzo[b,f][1,4]oxazepin-11(10H)-one ; dibenz[b,f][1,4]oxazepin-11(10H)-one, 2-chloro- ; and 2-Chloro-10,11-dihydro-11-oxo-diben(B,F)(1,4)oxazepine .