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4-(4-Nitrophenyl)azoresorcinol

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4-(4-Nitrophenyl)azoresorcinol Basic information
4-(4-Nitrophenyl)azoresorcinol Chemical Properties
  • Melting point:195-200 °C (dec.)(lit.)
  • Boiling point:402.47°C (rough estimate)
  • Density 1.3450 (rough estimate)
  • refractive index 1.5700 (estimate)
  • storage temp. Store below +30°C.
  • form Powder
  • color Orange-red to red
  • Water Solubility Soluble in dilute sodium hydroxide. Insoluble in water.
  • Merck 14,5695
  • BRN 674709
  • Stability:Stable. Incompatible with strong oxidizing agents, strong bases.
  • CAS DataBase Reference74-39-5(CAS DataBase Reference)
Safety Information
  • Hazard Codes Xi
  • Risk Statements 36/38
  • Safety Statements 26-36
  • WGK Germany 3
  • RTECS VH2810000
  • TSCA Yes
  • HS Code 29270000
MSDS
4-(4-Nitrophenyl)azoresorcinol Usage And Synthesis
  • Chemical Propertiesdark red to brown crystalline powder
  • Uses4-(4-Nitrophenyl)azoresorcinol  is used for the detection of magnesium with which it yields a bright blue color in alkaline solution and it also used to determine molybdenum with which it forms a red-violet complex: Nikitina, Andrianova, C.A. 75, 136789v (1971).
  • DefinitionChEBI: An azobenzene in which the phenyl rings are 4-nitro- and 2,4-dihydroxy-substituted respectively.
  • Purification MethodsCrystallise the dye from EtOH. [Beilstein 16 H 181, 16 IV 1266.]
4-(4-Nitrophenyl)azoresorcinol Preparation Products And Raw materials
4-(4-Nitrophenyl)azoresorcinol (74-39-5)Related Product Information
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