Abstract
A new convenient method of preparing 1, 2, 4-triazole carboxylic acids-3 is worked out. Aminoguanidine bicarbonate and oxalic acid give 5-amino-1, 2, 4-triazole carboxylic acid-3, and this is converted, via the diazotriazole carboxylic acid and treatment of the latter with methanol, to 1, 2, 4-triazole carboxylic-acid-3.
References
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Preparative Organic Chemistry [in Russian], Gos. nauchn.-tekhn. izd-vo khim. lit., Moscow, 764, 1959.
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Chipen, G.I., Grinshtein, V.Y. A new method of preparing 1, 2, 4-triazole carboxylic-3 acids. Chem Heterocycl Compd 1, 420–421 (1966). https://doi.org/10.1007/BF00473826
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DOI: https://doi.org/10.1007/BF00473826