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Atomfair Benzenesulfonic acid, 4-amino-3-nitro- C6H6N2O5S

Description 4-Amino-3-nitrobenzenesulfonic acid (CAS No. 616-84-2) is a high-purity sulfonic acid derivative with the molecular formula C6H6N2O5S , widely utilized in organic synthesis and industrial applications. This compound features a benzene ring substituted with an amino group (?CNH2), a nitro group (?CNO2), and a sulfonic acid group (?CSO3H), offering versatile reactivity for electrophilic substitution and coupling reactions. Its crystalline form ensures consistent performance in dye synthesis, pharmaceutical intermediates, and corrosion inhibitors. Ideal for researchers and chemists, our product is rigorously tested for purity (>98%) and stability, packaged under controlled conditions to ensure optimal shelf life. Available in customizable quantities with…

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Description

Description

4-Amino-3-nitrobenzenesulfonic acid (CAS No. 616-84-2) is a high-purity sulfonic acid derivative with the molecular formula C6H6N2O5S, widely utilized in organic synthesis and industrial applications. This compound features a benzene ring substituted with an amino group (?CNH2), a nitro group (?CNO2), and a sulfonic acid group (?CSO3H), offering versatile reactivity for electrophilic substitution and coupling reactions. Its crystalline form ensures consistent performance in dye synthesis, pharmaceutical intermediates, and corrosion inhibitors. Ideal for researchers and chemists, our product is rigorously tested for purity (>98%) and stability, packaged under controlled conditions to ensure optimal shelf life. Available in customizable quantities with detailed technical documentation, including MSDS and NMR spectra.

  • CAS No: 616-84-2
  • Molecular Formula: C6H6N2O5S
  • Molecular Weight: 218.19
  • Exact Mass: 217.99974247
  • Monoisotopic Mass: 217.99974247
  • IUPAC Name: 4-amino-3-nitrobenzenesulfonic acid
  • SMILES: C1=CC(=C(C=C1S(=O)(=O)O)[N+](=O)[O-])N
  • Synonyms: 2-Nitroaniline-4-sulfonic acid, 616-84-2, 4-Amino-3-nitrobenzenesulfonic acid, Benzenesulfonic acid, 4-amino-3-nitro-, o-Nitroaniline-p-sulfonic acid

Application

4-Amino-3-nitrobenzenesulfonic acid serves as a key intermediate in the synthesis of azo dyes, providing vibrant colorants for textiles and inks. Its sulfonic acid group enhances solubility in aqueous systems, making it valuable in electroplating baths and metal surface treatments. Researchers also employ it in pharmaceutical development for constructing nitro-aromatic scaffolds with bioactive potential. Additionally, it acts as a corrosion inhibitor in industrial formulations due to its chelating properties.

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