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

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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Bibliographic Details
Published in:Anais da Academia Brasileira de Ciências 2007-03, Vol.79 (1), p.29-33
Main Authors: Emery, Flávio da S, Silva, Raphael S F, de Moura, Kelly C G, Pinto, Maria C F R, Amorim, Mauro B, Malta, Valéria R S, Santos, Regina H A, Honório, Kátia M, da Silva, Albérico B F, Pinto, Antonio V
Format: Article
Language:English
Subjects:
Combinatorial Chemistry Techniques
diazometano
diazomethane
Diazomethane - chemistry
MULTIDISCIPLINARY SCIENCES
Naphthoquinones - chemistry
oxazoles
Oxazoles - chemical synthesis
oxazóis
Oxidation-Reduction
oximas
oximes
Oximes - chemistry
quinonas
quinones
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Description
Summary:The reaction of naphthoquinone-oximes (3) and (4) with diazomethane yields directly, in one step, the oxazoles (5) and (6), respectively.
ISSN:0001-3765
1678-2690
0001-3765
1678-2690
DOI:10.1590/S0001-37652007000100004