Reaction of Aliphatic Diazo Compounds with Dinitrogen Trioxide. A Facile route to 3,4-Disubstituted 1,2,5-Oxadiazole-2-oxides(Furoxans)

References

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• Furoxan VII could also be obtained in high yield from the reaction of ethyl diazoacetate either with liquid N2O3 at -70° or with N2O3 in CH2Cl2 at -70°. ∗Reactions of N2O3, with olefins have been interpreted both in terms of hemolytic or heterolytic processes. 10
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