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CAS No 92-28-4 , 2,7-Naphthalenedisulfonicacid, 3-amino-

  • Name: 2,7-Naphthalenedisulfonicacid, 3-amino-
  • Synonyms: 2-Aminonaphthalene-3,6-disulfonic acid; Amido-R-acid; NSC 5525; Amino-R acid; 2-Naphthylamine-3,6-disulfonic acid;2-Amino-3,6-disulfonaphthalene;2,7-Naphthalenedisulfonicacid, 3-amino-;3-Amino-2,7-naphthalenedisulfonic acid;
  • CAS Registry Number:
  • Transport: 1759
  • Density: 1.769g/cm3
  • Refractive index: 1.733
  • Safety Statements: RIDADR 1759HazardClass 8PackingGroup III
  • EINECS: 202-143-6
  • Molecular Weight: 303.31156
  • InChI: InChI=1/C10H9NO6S2/c11-9-4-6-1-2-8(18(12,13)14)3-7(6)5-10(9)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17)
  • Molecular Formula: C10H9 N O6 S2
  • Molecular Structure:CAS No:92-28-4 2,7-Naphthalenedisulfonicacid, 3-amino-

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92-28-4 3-aminonaphthalene-2,7-disulfonic acid

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References of 2,7-Naphthalenedisulfonicacid, 3-amino-
Title: Amido-R-Acid
CAS Registry Number: 92-28-4
CAS Name: 3-Amino-2,7-naphthalenedisulfonic acid
Synonyms: 2-naphthylamine-3,6-disulfonic acid
Molecular Formula: C10H9NO6S2
Molecular Weight: 303.31
Percent Composition: C 39.60%, H 2.99%, N 4.62%, O 31.65%, S 21.14%
Literature References: Prepd by treating 2-hydroxy-3,6-naphthalenedisulfonic acid with ammonium sulfite and ammonium hydroxide: Petitcolas, Josué, Bull. Soc. Chim. Fr. 1952, 89.
Properties: Crystals or powder. Soluble in water. Solutions show a violet-blue fluorescence.
Use: Manufacture of dyes.