Synonyms: | P-NPNN;4,5-DIHYDRO-4,4,5,5-TETRAMETHYL-2-(4-NITROPHENYL)-1H-IMIDAZOL-1-YLOXY-3-OXIDE;4-NITROPHENYLNITRONYL NITROXIDE;2-(4-NITROPHENYL)-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL;Nitrophenyltetramethylimidazolineoxideoxyl;2-(4-NITROPHENYL)-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL, FREE RADICAL |