Propylphosphonic anhydride（CAS# 68957-94-8)
| Risk Codes | R20 – Harmful by inhalation R34 – Causes burns R61 – May cause harm to the unborn child |
| Safety Description | S23 – Do not breathe vapour. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
Introduction
Properties:
Propylphosphonic anhydride is a colorless to light yellow compound of the propane based phosphonic anhydride class. It is a water-soluble compound that can dissolve in water to form a solution. It is a liquid at room temperature and has a pungent odor.
Uses:
Propylphosphonic anhydride is commonly used as a corrosion inhibitor, flame retardant, and additive in metalworking fluids in industrial production. It is also used in the field of biomedicine.
Synthesis:
Propylphosphonic anhydride can be synthesized by the reaction of phosphorus oxychloride with propylene glycol.
Safety:
Propylphosphonic anhydride has relatively high safety, but precautions should still be taken. Contact with skin or inhalation of high concentrations of propylphosphonic anhydride can cause irritation and discomfort, so prolonged exposure should be avoided. Proper protective equipment should be worn during use, and the environment should be well-ventilated. Risks to human health and the environment can be minimized through correct operation and storage methods.
