aSchool of Chemical and Pharmaceutical Engineering, Changzhou Vocational Institute of Engineering, Changzhou, P.R. China bDivision of General Studies, Changzhou Vocational Institute of Engineering, Changzhou, P.R. China
Аннотация:
Iron(III) nitrate-assisted cycloaddition of (phenylsulfonyl)ethene to arylacetylenes in the presence of KI affords 5-phenylsulfonyl-3-aroylisoxazolines whose treatment with K2CO3 provides 4,5-unsubstituted 3-aroylisoxazoles. Both synthetic steps can be performed in a one-pot manner.
Ключевые слова:
iron nitrate, nitration, alkynes, 1,3-dipolar cycloaddition, isoxazolines, isoxazoles.