1,4- Addition of diazomethane to a heterodiene: a direct preparation of the oxazolic ring

Abstract

The reaction of naphthoquinone-oximes (3) and (4) with diazomethane yields directly, in one step, the oxazoles (5) and (6), respectively.A reação das naphthoquinona-oximas (3) e (4) com diazometano fornece diretamente, em uma etapa, os oxazóis (5) e (6), respectivamente.

Keywords

• quinonas
• oximas
• diazometano
• oxazóis
• quinones
• oximes
• diazomethane
• oxazoles