Pyridine dicarboxylic acid

chemical substances

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Melting point: 188-190 ℃ Chinese name: 2,3-pyridinedicarboxylic acid ； 2,3-Pyridine dicarboxylic acid ； Pyridine-2,3-dicarboxylic acid ； Quinolinic acid

Property description: white prismatic crystal (water), decomposes when heated. Melting point 188 ℃, 190-195 ℃ (decomposition), soluble in water and alkali solution, slightly soluble in ethanol, insoluble in ether and benzene.

Chinese name: Pyridine dicarboxylic acid
Foreign name: quinolinic acid；Pyridine-2,3-dicarboxylic acid

Molecular formula: C7H5NO4
molecular weight: one hundred and sixty-seven point one two
Melting point: 188 ℃

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Production method

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It is prepared by oxidizing quinoline with nitric acid.

purpose

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The intermediate of nicotinic acid, nicotinamide, nikethamide, etc., is also a reagent for copper ion determination

Bacterial spores contain pyridine dicarboxylic acid

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