title: [New derivatives obtained with 1-(2'-pyridyl)-benzotriazole-1,2,3 by Graebe-Ullmann reaction in pyrophosphoric acid].
mesh_terms: D004339:Drug Compounding; D007259:Infrared Rays; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D010756:Phosphoric Acids; D011725:Pyridines; D013053:Spectrophotometry; D014230:Triazoles / Q000138:chemical synthesis*
chemical_list: D010756:Phosphoric Acids; D011725:Pyridines; D014230:Triazoles
vernacular_title: Nowe zwiazki otrzymane z nowych pochodnych 1-(2-pirydylo)-benzotriazolu-1,2,3 w wyniku reakcji Graebe-Ullmanna w kwasie pirofosforowym.