Abstract
The reaction of 2-hydrazinobenzoxazole with various carbonyl compounds was studied. Only the corresponding azides were obtained with acylating agents such as acid anhydrides and acid chlorides and products with a fused triazole ring were not obtained. Only the corresponding hydrazones were obtained from furfural and 2-carboxy-3,4-dimethoxybenzaldehyde.
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Aflyatunova, R.G., Aliev, N.A., Levkovich, M.G. et al. Chemistry of Azobenzazole Systems. 3. Reactions of 2-Hydrazinobenzoxazole with Carbonyl Compounds. Chemistry of Heterocyclic Compounds 36, 1441–1445 (2000). https://doi.org/10.1023/A:1017526530779
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DOI: https://doi.org/10.1023/A:1017526530779