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

An Acad Bras Cienc

Núcleo de Pesquisas de Produtos Naturais, Centro de Ciências da Saúde, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, 21944-970, Brasil.

Published: March 2007

The reaction of naphthoquinone-oximes (3) and (4) with diazomethane yields directly, in one step, the oxazoles (5) and (6), respectively.

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http://dx.doi.org/10.1590/s0001-37652007000100004DOI Listing

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