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CAS No 492-27-3 , 4-oxo-1H-quinoline-2-carboxylic acid Search by region : France

  • Name: 4-oxo-1H-quinoline-2-carboxylic acid
  • Synonyms: Transtorine;4-oxo-1H-quinoline-2-carboxylic acid; Kinurenic acid; Kynurenate; 4-Hydroxyquinaldic acid; Kynuronic acid;4-Hydroxyquinoline-2-carboxylic acid; Quinurenic acid;
  • CAS Registry Number:
  • Density: 1.429 g/cm3
  • Safety Statements: 26-36 37/39
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 207-751-5
  • Molecular Weight: 189.16748
  • InchiKey: HCZHHEIFKROPDY-UHFFFAOYSA-N
  • InChI: InChI=1S/C10H7NO3/c12-9-5-8(10(13)14)11-7-4-2-1-3-6(7)9/h1-5H,(H,11,
    12)(H,13,14)
  • Risk Statements: R36/37/38
  • Molecular Formula: C10H7NO3
  • Molecular Structure:CAS No:492-27-3 4-oxo-1H-quinoline-2-carboxylic acid

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492-27-3 2-Quinolinecarboxylicacid, 4-hydroxy-

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References of 4-oxo-1H-quinoline-2-carboxylic acid
Title: Kynurenic Acid
CAS Registry Number: 492-27-3
CAS Name: 4-Hydroxy-2-quinolinecarboxylic acid
Synonyms: 4-hydroxyquinaldic acid
Molecular Formula: C10H7NO3
Molecular Weight: 189.17
Percent Composition: C 63.49%, H 3.73%, N 7.40%, O 25.37%
Literature References: Found in the urine of some animals as a metabolic product of tryptophan; its excretion is stepped up in avitaminoses B1, B2 and B6. Isoln and syntheses: Sp?th, Monatsh. Chem. 42, 89 (1921); Besthorn, Ber. 54, 1330 (1921). Alternate syntheses: Benassi, Gazz. Chim. Ital. 91, 1097 (1961); Wald, Joullie, J. Org. Chem. 31, 3369 (1966); Jordanides, Ann. 729, 244 (1969).
Properties: Yellow needles, mp 282-283°. Soly in water: about 0.9% at 100°. Sol in hot alc. Insol in ether.
Melting point: mp 282-283°
 
Derivative Type: Methyl ester
Molecular Formula: C11H9NO3
Molecular Weight: 203.19
Percent Composition: C 65.02%, H 4.46%, N 6.89%, O 23.62%
Properties: Yellow crystals, mp 224°. Cf. xanthurenic acid.
Melting point: mp 224°
 
Use: In nutrition studies, specifically in vitamin B deficiency diseases.