4-Nitro 4'-Amino Diphenylamine-2-Sulphonic Acid

4-Nitro 4′-Amino Diphenylamine-2-Sulphonic Acid is a specialized dye intermediate widely used in the production of azo dyes, reactive dyes, and pigment formulations. It offers excellent reactivity and color development properties, making it valuable for textile, ink, and specialty chemical applications.

 
 

Industries We Serve

  • Chemical Intermediate Manufacturing
  • Textile Processing & Dyeing Industry
  • Dyes & Pigments Production
  • Ink Manufacturing Industry
  • Leather Processing & Tanning Industry

Applications

  • Serves as a key intermediate in the production of azo dyes and acid dyes.
  • Used in manufacturing colorants for textile, paper, and leather applications.
  • Helps produce dyes with bright shades, excellent stability, and uniform coloration.
  • Provides effective dyeing performance across cotton, wool, silk, and synthetic fibers.
  • Supports deep penetration and consistent color development in leather processing.
  • Used in the formulation of specialty printing inks and high-performance pigments.
  • Acts as an essential building block for advanced dye intermediates and specialty chemicals.

Formula

C₁₂H₁₁N₃O₅S

CAS No

91‑29‑2

HS Code

29215990

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