Abstract
Nitration of methyl furyl-2-propiolate in acetic anhydride at -25° gives methyl 5-nitrofuryl-2-propiolate in good yield. Methods for preparing furyl-2-propiolic acid and its methyl ester are described.
References
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Venter, K.K., Korshunov, S.P., Vereshchagin, L.I. et al. Synthesis of 5-nitrofuryl-2- and fury L-2-propiolic acid. Chem Heterocycl Compd 1, 415–416 (1966). https://doi.org/10.1007/BF00473823
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DOI: https://doi.org/10.1007/BF00473823