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<p><b>Uvitonic acid</b> (<b>6-methyl-2,4-pyridinedicarboxylic acid</b>) is an organic compound with the <a href="page.php?w=chemical_formula">formula</a> CH<sub>3</sub>C<sub>5</sub>H<sub>2</sub>N(COOH)<sub>2</sub>. The acid is a <a href="page.php?w=pyridine">pyridine</a> analogue of the benzene derivative <a href="page.php?w=uvitic_acid">uvitic acid</a>.Under normal conditions, the acid is a white crystalline substance.</p>

<p><big>Preparation</big></p>
<p>Uvitonic acid is obtained by the action of <a href="page.php?w=ammonia">ammonia</a> on <a href="page.php?w=pyruvic_acid">pyruvic acid</a>.</p><p>
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