CAS Registry Number

CAS 26386-88-9 — Diphenylphosphonic azide

Diphenylphosphonic azide is a reactive organophosphorus compound used in synthetic chemistry, particularly in the formation of phosphonate esters and as a reagent in the synthesis of phosphorus-containing pharmaceuticals and agrochemicals. It is a crystalline solid with a molecular formula of C12H10N3O3P, a molecular weight of 275.20 g/mol, and should be stored at 2 to 8 °C. It is classified as a hazardous substance with a signal word of Danger. Molekula supplies Diphenylphosphonic azide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.