title: Decomposition of 1-(2'-pyridyl)-benzo-1,2,3-triazole derivatives in polyphosphoric acid.
mesh_terms: D003500:Cyclization; D004355:Drug Stability; D007202:Indicators and Reagents; D009682:Magnetic Resonance Spectroscopy; D010756:Phosphoric Acids; D011108:Polymers; D011725:Pyridines / Q000138:chemical synthesis; D013055:Spectrophotometry, Infrared; D014230:Triazoles
chemical_list: D007202:Indicators and Reagents; D010756:Phosphoric Acids; D011108:Polymers; D011725:Pyridines; D014230:Triazoles