Shijiazhuang Fuqiang Dye Co., Ltd.

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  • Company Name: Shijiazhuang Fuqiang Dye Co., Ltd.
  • Street: Dongsi, Jinzhou, Hebei, China
  • Country/region: China
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Direct blue 2

  • CAS No:2429-73-4 2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:3)
    Molecular Structure

    Other Information

  • CAS Registry Number: 2429-73-4
  • Flash Point: °C
  • Boiling Point: °Cat760mmHg
  • Density: g/cm3
  • Refractive index: 1.791
  • Safety Statements: Low toxicity by ingestion. An eye irritant. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx and SOx.
  • Flash Point: °C
  • EINECS: 219-384-8
  • Molecular Weight: 833.77
  • InChI: InChI=1/C32H26N6O11S3/c33-20-6-1-18-12-26(51(44,45)46)29(31(39)24(18)14-20)37-35-21-7-2-16(3-8-21)17-4-9-22(10-5-17)36-38-30-27(52(47,48)49)13-19-11-23(50(41,42)43)15-25(34)28(19)32(30)40/h1-15,20,26,35-36H,33-34H2,(H,41,42,43)(H,44,45,46)(H,47,48,49)/b37-29+,38-30-
  • Molecular Formula: C32H24 N6 O11 S3 . 3 Na