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NAPHTHOL AS-E

  • C.I.:37510
  • CAS:92-78-4
  • Chemical Name: NAPHTHOL AS-E
  • Molecular formula: C17H12ClNO2
  • Appearance: Light beige powder
  • Shade: Approximate
  • Intensity: 100±3%
  • Content: ≥98%
  • Melting point: ≥255℃
  • Alkali-insoluble: ≤1%
  • 2,3 acid content: ≤1%
  • The sieve residue 60 mesh (or 80 mesh)≤5%
  • Usage: This product is mainly used as an intermediate of organic pigments, which can produce Pigment Red 8, 30; Pigment Violet 43. This product can also be used for dyeing cotton fabrics, viscose and silk, generally not used for printing. This product has high affinity to cotton and medium coupling ability.

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