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6-Amino-4-hydroxy-2-naphthalenesulfonic acid

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6-Amino-4-hydroxy-2-naphthalenesulfonic acid Basic information

Product Name:
6-Amino-4-hydroxy-2-naphthalenesulfonic acid
Synonyms:
  • Galmarine(silymarine soluble)
  • 2-Amino-8-hydroxynaphthalene-6-sulfonic acid
  • 6-AMINO-4-HYDROXY-2-NAPHTHALENE-SULPHONICACID
  • 6-Amino-4-hydroxy-2-naphthalinsulfonsure
  • 6-AMINO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID (GAMMA ACID)
  • 2-AMINO-8-NAPTHOL-6-SULFONIC ACID
  • 1-Hydroxy-7-amino-3-naphthalenesulfonic acid
  • 4-Hydroxy-6-amino-2-naphthalenesulfonic acid
CAS:
90-51-7
MF:
C10H9NO4S
MW:
239.25
EINECS:
202-000-8
Product Categories:
  • Building Blocks
  • Chemical Synthesis
  • Organic Building Blocks
  • Sulfonic/Sulfinic Acids
  • Sulfur Compounds
  • Intermediates
  • Organics
  • Intermediates of Dyes and Pigments
Mol File:
90-51-7.mol
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6-Amino-4-hydroxy-2-naphthalenesulfonic acid Chemical Properties

Density 
1.4338 (rough estimate)
refractive index 
1.6500 (estimate)
pka
-0.20±0.40(Predicted)
Water Solubility 
4.5g/L(hot water)
InChIKey
HBZVNWNSRNTWPS-UHFFFAOYSA-N
CAS DataBase Reference
90-51-7(CAS DataBase Reference)
EPA Substance Registry System
2-Naphthalenesulfonic acid, 6-amino-4-hydroxy- (90-51-7)
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Safety Information

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-27-28-36/37/39-45
RIDADR 
UN 2585 8/PG 3
WGK Germany 
1
RTECS 
QK1295250
Toxicity
LD50 intraperitoneal in mouse: > 500mg/kg

MSDS

6-Amino-4-hydroxy-2-naphthalenesulfonic acid Preparation Products And Raw materials

Preparation Products

Raw materials

6-Amino-4-hydroxy-2-naphthalenesulfonic acidSupplier

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