4-Chlorobutyrylchloride

'- Molecular Formula: C4H6Cl2O - Molecular Weight: 140.99 - Density: 1.2±0.1 g/cm3 - Boiling Point: 174.3±13.0°C at 760 mmHg - Melting Point: -47°C - Flash Point: 70.2±20.2°C