Product Name

  • Name

    6-Amino-2-naphthalenesulfonic acid

  • EINECS 202-208-9
  • CAS No. 93-00-5
  • Density 1.502 g/cm3
  • Solubility 0.12g/L(20 oC)
  • Melting Point
  • Formula C10H9NO3S
  • Boiling Point 500oC
  • Molecular Weight 223.252
  • Flash Point
  • Transport Information
  • Appearance Colorless to light yellow liquid.
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 93-00-5 (6-Amino-2-naphthalenesulfonic acid)
  • Hazard Symbols
  • Synonyms 2-Amino-6-naphthalenesulfonicacid;2-Amino-6-naphthylsulfonic acid;2-Amino-6-sulfonaphthalene;2-Naphthylamine-6-sulfonic acid;2-Naphthylamino-6-sulfonic acid;6-Naphthylamine-2-sulfonic acid;6-Sulfo-2-naphthylamine;Amino-Schaeffer acid;Bronner acid;Bronner's acid;NSC 31511;NSC 4985;PontamineFast Scarlet 4BA;
  • PSA 88.77000
  • LogP 3.33070

6-Amino-2-naphthalenesulfonic acid Chemical Properties

Product Name: 6-Aminonaphthalene-2-sulfonic acid (CAS NO.93-00-5)


Molecular Formula: C10H9NO3S
Molecular Weight: 223.25g/mol
Mol File: 93-00-5.mol
EINECS: 202-208-9
Density: 1.502 g/cm3
Surface Tension: 72.1 dyne/cm
XLogP3-AA: -0.1
H-Bond Donor: 2
H-Bond Acceptor: 4
Structure Descriptors of 6-Aminonaphthalene-2-sulfonic acid (CAS NO.93-00-5):
  IUPAC Name: 6-aminonaphthalene-2-sulfonic acid
  Canonical SMILES: C1=CC2=C(C=CC(=C2)S(=O)(=O)O)C=C1N
  InChI: InChI=1S/C10H9NO3S/c11-9-3-1-8-6-10(15(12,13)14)4-2-7(8)5-9/h1-6H,11H2,(H,12,13,14) 
  InChIKey: SEMRCUIXRUXGJX-UHFFFAOYSA-N
Product Categories: Intermediates of Dyes and Pigments

6-Amino-2-naphthalenesulfonic acid Safety Profile

Safety Information of 6-Aminonaphthalene-2-sulfonic acid (CAS NO.93-00-5):
Risk Statements: 36/37/38 
36:  Irritating to the eyes 
37:  Irritating to the respiratory system 
38:  Irritating to the skin 
Safety Statements: 26-36/37/39
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing  
37:  Wear suitable gloves   
39:  Wear eye/face protection 

6-Amino-2-naphthalenesulfonic acid Specification

 6-Aminonaphthalene-2-sulfonic acid , its CAS NO. is 93-00-5, the synonyms are 1,6-Clev's acid ; 2-Amino-6-naphthalenesulfonic acid ; 2-Amino-6-naphthylsulfonic acid ; 2-Amino-6-sulfonaphthalene ; 2-Aminonaphthalene 6-sulfonate ; 2-Naphthylamine-6-sulfonic acid ; 6-Amino-2-naphthalenesulfonic acid ; Bronner's acid ; Phenamine Fast Scarlet 4BGP .

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