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Evans blue


Product overview

  • Name
    Evans blue
  • Short description
    Potent AMPA / kainate receptor antagonist. Vesicular L-glutamate uptake inhibitor.
  • Alternative names
    6,6'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid] tetrasodium salt; EB; T-1824
  • Biological description
    Potent AMPA and kainate receptor antagonist (IC50 values are 150 and 220 nM for GluK2 and GluA1 respectively). Vesicular L-glutamate uptake inhibitor.. Also selective P2X-purinoceptor antagonist. Used as a dye.
  • Biological action
    Dyes & stains
  • Purity
  • Citations


  • Chemical name
    6,6-[(3,3'-Dimethyl[1,1'-biphenyl]-4, 4'-diyl)bis(azo)bis[4-amino-5-hydroxy-1,3-naphthalenedisulphonic acid] tetrasodium salt
  • Molecular Weight
  • Chemical structure
    Evans blue  [314-13-6]
  • Molecular Formula
  • CAS Number
  • PubChem identifier
  • InChiKey
  • MDL number

Storing and Using Your Product

  • Storage instructions
    Room temperature
  • Solubility overview
    Soluble in water (10mM)
  • Important
    This product is for RESEARCH USE ONLY and is not intended for therapeutic or diagnostic use. Not for human or veterinary use.

References for Evans blue

  • Uptake of L-glutamate into synaptic vesicles: competitive inhibition by dyes with biphenyl and amino- and sulphonic acid-substituted naphthyl groups.

    Roseth S et al (1998) Biochem Pharmacol 56(9) : 1243-9.
    PubMedID: 9802337
  • P2-purinoceptor antagonists: II. Blockade of P2-purinoceptor subtypes and ecto-nucleotidases by compounds related to Evans blue and trypan blue.

    Wittenburg H et al (1996) Naunyn Schmiedebergs Arch Pharmacol 354(4) : 491-7.
    PubMedID: 8897453
  • Evans blue antagonizes both alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionate and kainate receptors and modulates receptor desensitization.

    Price CJ et al (1996) Mol Pharmacol 50(6) : 1665-71.
    PubMedID: 8967991
  • Differential modulation of AMPA receptor mediated currents by evans blue in postnatal rat hippocampal neurones.

    Schürmann B et al (1997) Br J Pharmacol 121(2) : 237-47.
    PubMedID: 9154333
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