Keywords: DPPA Acid To BOC Amine Scheme.png Using diphenylphosphorylazide to convert an acid to a BOC-protected amine Author date of creation selfmade by ~K 08 September 2005 Source - Copyright Public domain PD Comments high-resolution b/w PNG; ChemDraw / The GIMP 2005-09-09 own assumed ~K Diphenylphosphoryl azide Curtius rearrangement |