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CAS No 87-39-8 , 5-hydroxyimino-1,3-diazinane-2,4,6-trione

  • Name: 5-hydroxyimino-1,3-diazinane-2,4,6-trione
  • Synonyms: Alloxan-5-oxime; Alloxan 5-oxime; 87-39-8; 5-oxime;5-hydroxyimino-1,3-diazinane-2,4,6-trione; 5-Hydroxyiminobarbituric acid;5-Isonitrosobarbituric acid; Alloxan;
  • CAS Registry Number:
  • Transport: 25kgs
  • Flash Point: 252.6 ºC
  • Boiling Point: 494.1 ºCat 760 mmHg
  • Density: 2.19 g/cm3
  • Refractive index: 1.813
  • Water Solubility: Slightly soluble
  • Safety Statements: 26-36
  • Hazard Symbols: UN NO.
  • Flash Point: 252.6 ºC
  • EINECS: 201-741-4
  • Molecular Weight: 157.08432
  • InchiKey: JMUJZTASUDOAGC-UHFFFAOYSA-N
  • InChI: InChI=1S/C4H3N3O4/c8-2-1(7-11)3(9)6-4(10)5-2/h11H,(H2,5,6,8,9,10)
  • Risk Statements: 36/37/38
  • Molecular Formula: C4H3N3O4
  • Molecular Structure:CAS No:87-39-8 5-hydroxyimino-1,3-diazinane-2,4,6-trione

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87-39-8 VIOLURIC ACID HYDRATE; 98%

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References of 5-hydroxyimino-1,3-diazinane-2,4,6-trione
Title: Violuric Acid
CAS Registry Number: 87-39-8
CAS Name: 2,4,5,6(1H,3H)-Pyrimidinetetrone 5-oxime
Synonyms: alloxan 5-oxime; 5-isonitrosobarbituric acid; 5-(hydroxyimino)barbituric acid
Molecular Formula: C4H3N3O4
Molecular Weight: 157.08
Percent Composition: C 30.58%, H 1.93%, N 26.75%, O 40.74%
Literature References: Known to exist as a mixture of keto-enol tautomers. Prepd from alloxan and hydroxylamine: Cresole, Ber. 16, 1133 (1883); Guinchard, Ber. 32, 1723 (1899).
Properties: Orthorhombic crystals, dec 240-241°. pK 4.7. Sparingly sol in water to a violet-colored soln; sol in alcohol. With FeCl3 produces blue color.
pKa: pK 4.7
Use: Analytical reagent for chromatographic separation of cations. Forms chelates: Leermakers, Hoffman, J. Am. Chem. Soc. 80, 5663 (1958).