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disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate

  • Product Namedisodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
    CAS No.1937-37-7
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  • CAS No:1937-37-7 Direct Black 38
    Molecular Structure

    Other Information

  • CAS Registry Number: 1937-37-7
  • Melting Point: 109-110°C
  • Density: 1.61g/cm3
  • Refractive index: 1.768
  • Safety Statements: R45;R63
  • Hazard Symbols: T: Toxic;
  • EINECS: 217-710-3
  • Molecular Weight: 781.72
  • InChI: InChI=1/C34H27N9O7S2.2Na/c35-22-10-15-27(26(36)18-22)41-38-24-11-6-19(7-12-24)20-8-13-25(14-9-20)40-42-32-28(51(45,46)47)16-21-17-29(52(48,49)50)33(34(44)30(21)31(32)37)43-39-23-4-2-1-3-5-23;;/h1-18,44H,35-37H2,(H,45,46,47)(H,48,49,50);;/q;2*+1/p-2/b41-38+,42-40?,43-39+;;
  • Risk Statements: S45;S53
  • Molecular Formula: C34H25N9Na2O7S2