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CAS No 487-21-8 , 1H-pteridine-2,4-dione

  • Name: 1H-pteridine-2,4-dione
  • Synonyms: 487-21-8;2,4-Pteridinediol; 2,4(3H,8H)-Pteridinedione; 2,4(1H,3H)-Pteridinedione; 2,4-DIHYDROXYPTERIDINE; Lumazin;1H-pteridine-2,4-dione; Pteridine-2,4-dione;
  • CAS Registry Number:
  • Melting Point: 348-349 ºC
  • Density: 1.522 g/cm3
  • Refractive index: 1.601
  • Water Solubility: 0.125 G/100 ML (25 ºC)
  • Safety Statements: 22-24/25
  • HS Code: 29335995
  • EINECS: 207-652-7
  • Molecular Weight: 164.12156
  • InchiKey: UYEUUXMDVNYCAM-UHFFFAOYSA-N
  • InChI: InChI=1S/C6H4N4O2/c11-5-3-4(8-2-1-7-3)9-6(12)10-5/h1-2H,(H2,8,9,10,11,
    12)
  • Risk Statements: S22;S24/25
  • Molecular Formula: C6H4N4O2
  • Molecular Structure:CAS No:487-21-8 1H-pteridine-2,4-dione

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487-21-8 2,4-DIHYDROXYPTERIDINE; 98%

  • Germany ABCR GmbH & Co KG [Manufacturer]
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487-21-8 Lumazine

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487-21-8 2075 LUMAZINE

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487-21-8 LUMAZINE(RG)

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487-21-8 L-8500 LUMAZINE

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References of 1H-pteridine-2,4-dione
Title: Lumazine
CAS Registry Number: 487-21-8
CAS Name: 2,4(1H,3H)-Pteridinedione
Molecular Formula: C6H4N4O2
Molecular Weight: 164.12
Percent Composition: C 43.91%, H 2.46%, N 34.14%, O 19.50%
Literature References: Prepn from 4,5-diamino-2,6-dihydoxypyrimidine and glyoxal sodium bisulfate in the presence of ammonia: Weijlard et al., J. Am. Chem. Soc. 67, 804 (1945); US 2479442 (1950 to Merck & Co.); from 5,6-diaminouracil hydrosulfite + ethylene glycol disulfonic acid disodium salt + HCl: Dallacker, Steiner, Ann. 660, 98 (1962).
Properties: Yellow to orange needles from water, mp 348-349°. Soly in water at 25° = 0.125%. Sol in acetic acid. Aq solns have a bluish-green fluorescence when neutral, a green fluorescence when alkaline, and a blue fluorescence when acid.
Melting point: mp 348-349°