Morpholin-3-One CAS NO.: 109-11-5 MF:C4H7NO2 MW: 101.1 EINECS: 203-647-9 Properties Melting point: 103.0 to 107.0 °C Boiling point: 142°C/7mmHg(lit.) Density: 1.122±0.06 g/cm3(Predicted) pka: 14.37±0.20(Predicted)