Phosphorus(III) chloride is used as a reagent in organic synthesis. It is utilized in the conversion of primary alcohol and secondary alcohol to alkyl chlorides. It acts as a precursor to phosphorous pentachloride, phosphorous oxychloride, thiophosphoryl chloride and triphenylphosphine. It is also used to prepare phosphite esters, which is used Horner-Wadsworth-Emmons reactions.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.