Phosphoramide


Phosphoramide is a chemical compound with the molecular formula O=P3. It is a derivative of phosphoric acid in which each of the hydroxyl groups have been replaced with an amino group. Phosphoramide arises from the reaction of phosphoryl chloride with ammonia. It is a white solid that is soluble in polar solvents. In moist air, it hydrolyzes to an ammonium salt:
It reacts with sodium hydroxide with loss of ammonia:
The related thiophosphoryl compound P3 was made from the reaction of thiophosphoryl chloride with ammonia.

Phosphoramides

Phosphoramide is also the parent compound for a range of derivatives called phosphoramides. An example compound is the polar solvent hexamethylphosphoramide.