Diphenylphosphoryl azide
CAS 26386-88-9
Some reagents outgrow the reaction that made them famous. DPPA now appears across rearrangement, coupling, azidation and complex synthesis.
Diphenylphosphoryl azide (DPPA, CAS 26386-88-9) links carboxylic-acid activation with nitrogen chemistry. Its 1972 debut covered both modified Curtius rearrangement and peptide synthesis.
Published:
2026-09-18
