Reaction of 4(5)-bromo-2-methyl-5(4)-nitroimidazole with phenacyl bromide derivatives led to 4-bromo-2-methyl-1-phenacyl-5-nitro- and 5-bromo-2-methyl- 1-phenacyl-4-nitroimidazoles. Treatment of the latter isomers with potassium tert-butoxide in dry THF yielded imidazo[5, 1-b]oxazoles.
Sobiak, Polish Journal of Chemistry, 1998, vol. 72, # 1, p. 78 - 83
作者:Sobiak
DOI:——
日期:——
Isomerization of 4-Bromo-2-methyl-5-nitro-1-phenacylimidazoles into 5-Bromo-2-methyl-4-nitro-1-phenacylimidazoles