PTAD-Azide (4-(4-(2-Azidoethoxy)phenyl)-1,2,4-triazolidine-3,5-dione) is a 1,2,4-triazolidine-3,5-dione derivative. It can be prepared from ethyl hydrazinecarboxylate. Synonyms: 4-(4-(2-Azidoethoxy)phenyl)-1,2,4-triazolidine-3,5-dione; N3-Ph-Ur for e-Y-CLICK Molecular Formula: C10H10N6O3 Molecular...