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PLUMBAGIN

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PLUMBAGIN Basic information
PLUMBAGIN Chemical Properties
  • Melting point:76-78 °C(lit.)
  • Boiling point:283.17°C (rough estimate)
  • Density 1.354
  • refractive index 1.6310 (estimate)
  • storage temp. -20°C
  • pka6.70±0.20(Predicted)
  • form Crystals or Crystalline Powder
  • color Orange
  • Merck 7538
  • EPA Substance Registry System1,4-Naphthalenedione, 5-hydroxy-2-methyl- (481-42-5)
Safety Information
  • Hazard Codes T
  • Risk Statements 25-34-36/37/38
  • Safety Statements 22-26-36/37/39-45-37/39-28A
  • RIDADR UN 2923 8/PG 2
  • WGK Germany 3
  • RTECS QL8500000
  • Hazard Note Toxic
  • HazardClass 6.1(a)
  • PackingGroup II
  • HS Code 29146990
  • ToxicityLD50 i.p. in mice: ~0.015 g/kg (Debray)
MSDS
PLUMBAGIN Usage And Synthesis
  • Chemical PropertiesORANGE CRYSTALLINE POWDER OR CRYSTALS
  • Usesantibacterial, antifungal, tuberculostatic; antifeedant (worm)
  • DefinitionChEBI: A hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone in which the hydrogens at positions 2 and 5 are substituted by methyl and hydroxy groups, respectively.
  • Purification MethodsIt crystallises in yellow needles from aqueous EtOH. It is soluble in organic solvents, it is steam volatile and it sublimes on heating in a vacuum. [Fieser & Dunn J Am Chem Soc 58 572 1936, Beilstein 8 III 2576, 8 IV 2376.]
PLUMBAGIN Preparation Products And Raw materials
PLUMBAGIN(481-42-5)Related Product Information
PLUMBAGINSupplierMore
  • Company Name:J & K SCIENTIFIC LTD.
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