| Physical Properties |  | 
      
        | Molecular 
        weight | 102.09 | 
      
        | Boiling point | 241.7°C | 
      
        | Freezing point | -55°C | 
      
        | Refractive 
        index | 1.4210 at 
        20°C | 
      
        | Density | 1.2006 g/mL 
        (10.020 lb/gal) at 20°C | 
      
        |  | 1.1951 g/mL 
        (9.974 lb/gal) at 25°C | 
      
        | Dielectric 
        constant | 64.9 at 
        20°C | 
      
        | Dipole moment | 4.94 D at 
        20°C | 
      
        | Solvent group | 6 | 
      
        | Polarity index 
        (P') | 6.1 | 
      
        | Surface 
        tension | 41.93 dyn/cm 
        at 20°C | 
      
        | Solubility of 
        water in propylene carbonate | 8.3% at 
        25°C | 
      
        | Solubility of 
        propylene carbonate in water | 17.5% at 
        25°C | 
      
        |  |  | 
      
        | Regulatory and Safety Data |  | 
      
        | DOT Hazard 
        Class | Not 
        Regulated | 
      
        |  |  | 
      
        | Storage | Store in a 
        cool dry place, away from direct sunlight. | 
      
        |  |  | 
      
        | EPA applicable 
        waste code(s) | Not 
        listed. Dispose of material in an enviromentally acceptable manner. | 
      
        | Flash point | 275°F 
        (135°C) by closed cup | 
      
        | Lower 
        explosive limit | Not Listed | 
      
        | Upper 
        explosive limit | Not Listed | 
      
        | Time Weighted 
        Average | Not Listed |