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5-Amino-1-hydroxy-2-naphthalenesulfonic acid

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5-Amino-1-hydroxy-2-naphthalenesulfonic acid Basic information

Product Name:
5-Amino-1-hydroxy-2-naphthalenesulfonic acid
Synonyms:
  • 5-amino-1-hydroxynaphthalene-2-sulphonic acid
  • 5-Amino-1-Hydorxy-2-Naphthalenesulfonic Acid
  • 1-amino-5-hydroxy-6-naphthalene-sulphonic acid
  • 5-AMINO-1-HYDROXY-2-NAPHTHALENESULFONIC ACID
  • 2-Naphthalenesulfonic acid, 5-amino-1-hydroxy-
  • Einecs 261-354-1
  • 5-amino-1-hydroxynaphthalene-2-sulfonic acid
  • N-methyl-N-nitrosodecanamide
CAS:
58596-07-9
MF:
C10H9NO4S
MW:
239.25
EINECS:
261-354-1
Product Categories:
  • Intermediates of Dyes and Pigments
Mol File:
58596-07-9.mol
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5-Amino-1-hydroxy-2-naphthalenesulfonic acid Chemical Properties

Density 
1.627±0.06 g/cm3(Predicted)
pka
-0.40±0.40(Predicted)
EPA Substance Registry System
2-Naphthalenesulfonic acid, 5-amino-1-hydroxy- (58596-07-9)
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5-Amino-1-hydroxy-2-naphthalenesulfonic acid Usage And Synthesis

Synthesis

5-amino-1-naphthol is sulfonated with 96 % sulfuric acid at 20℃, and the sparingly soluble product is isolated after quenching.

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