3288-13-9Relevant academic research and scientific papers
Rearrangements of 2-pyridyl-3-arylaminoisoxazol-5(2H)-ones to imidazo[1,2-a]pyridines under flash-vacuum-pyrolysis
Setamdideh, Davood,Khanahmadzadeh, Salah,Khorshidi, Nasrin
experimental part, p. 2884 - 2890 (2012/07/17)
2-Pyridyl-3-arylaminoisoxazol-5(2H)-ones, rearranged under flash-vacuum-pyrolysis (FVP) conditions accompanied by elimination of carbon dioxide to give imidazo[1,2-a]pyridines in high to excellent yields (85-95 %).
Synthesis of 2-(5-nitropyrid-2-yl)-3-(4-substitutedphenyl)aminoisoxazol- 5(2h)-ones and their rearrangements to imidazo[1,2-a]-pyridines and indoles with triethylamine
Khalafy,Setamdideh,Dilmaghani, K. Akbari
, p. 907 - 916 (2007/10/03)
3-(4-Substitutedphenyl)aminoisoxazol-5(2H)-ones, substituted on nitrogen with a nitropyridine group, react with triethylamine to give imidazo[1,2-a]pyridines and indoles. With 4-bromophenyl and 4-methylphenyl group substituents only imidazopyridines are f
2-Aryl-3-arylaminoisoxazol-5(2H)-ones as sources of indoles and imidazo[1,2-a]pyridines
Jeffery, David,Prager, Rolf H,Turner, David,Dreimanis, Monica
, p. 9965 - 9972 (2007/10/03)
2-Aryl-3-arylaminoisoxazol-5(2H)-ones undergo solvolysis to form 1,3-dipoles that undergo intramolecular cyclisation to form either imidazopyridines or indoles. The mode of cyclisation is controlled by the electronegativity of the aryl substituents.
