Product Name: Diphenylphosphoryl azide Synonyms: DIPHENYLPHOSPHORYL AZIDE;DIPHENYLPHOSPHORYL AZIDE, POLYMER-BOUND;DIPHENYL PHOSPHORAZIDATE;DIPHENYLPHOSPHORIC AZIDE;DIPHENYLPHOSPHONIC AZIDE;DIPHENYL AZIDOPHOSPHATE;DPPA POLYMER-BOUND;DPPA CAS: 26386-88-9 MF: C12H10N3O3P MW: 275.2 EINECS: 247-644-0 Product Categories: Pharmaceutical Intermediates;Peptide Coupling Reagents;Amination;Biochemistry;Condensation & Active Esterification;Coupling Reactions (Peptide Synthesis);Peptide Synthesis;Synthetic Organic Chemistry;carboxylic ester bp 157 °C0.17 mm Hg(lit.)density 1.277 g/mL at 25 °C(lit.)refractive index n20/D 1.551(lit.)Fp >230 °Fstorage temp. 2-8°Ccolor slightly yellowWater Solubility insoluble BRN 2058967 Stability: Stable. Incompatible with acids, strong oxidizing agents. HS Code 29299000 Chemical Properties Colorless to yellow liquid Application: widely used in organic synthesis, pharmaceutical synthesis and peptide synthesis. Azide reagent, for aziridine olefin four benzene catalyzed by cobalt porphyrin. Also used for preparation of activator macrolactamization and aldose reductase inhibitors. It is also important to organophosphorus reagents.