Abstract
A method for the selective oxidation of 2-methyl-5-ethynyl-and 2-methyl-5-hydroxyalkynylpyridines to the corresponding 5-substituted picolinic acids without affecting the acetylenic bond and the carbonyl group has been developed.
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Translated from Khimiko-Farmatsevticheskii Zhurnal, No. 4, pp. 12–16, April, 1967.
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Kost, A.N., Terent'ev, P.B. & Moshentseva, L.V. Synthesis of 5-hydroxyalkynylpicolinic acids. Pharm Chem J 1, 186–189 (1967). https://doi.org/10.1007/BF00770185
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DOI: https://doi.org/10.1007/BF00770185