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J acid

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J acid Basic information

Product Name:
J acid
Synonyms:
  • 7-amino-4-hydroxy-2-naphthalenesulfonicaci
  • kyselina6-amino-1-naftol-3-sulfonova
  • kyselinai
  • 6-amino-1-naphthol-3-sulfonicacid(2-5-7)
  • 2-AMINO-5-HYDROXYNAPHTHALENE-7-SULFONIC ACID
  • 2-AMINO-5-NAPHTHOL-7-SULFONIC ACID
  • 7-AMINO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID
  • 7-amino-4-hydroxy-2-naphthalene sulphonic acid
CAS:
87-02-5
MF:
C10H9NO4S
MW:
239.25
EINECS:
201-718-9
Product Categories:
  • Building Blocks
  • Chemical Synthesis
  • Organic Building Blocks
  • Sulfonic/Sulfinic Acids
  • Sulfur Compounds
  • Azo dyes
  • Intermediates of Dyes and Pigments
Mol File:
87-02-5.mol
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J acid Chemical Properties

Density 
1.4338 (rough estimate)
refractive index 
1.6500 (estimate)
pka
-0.28±0.40(Predicted)
form 
powder
color 
yellow
InChIKey
KYARBIJYVGJZLB-UHFFFAOYSA-N
CAS DataBase Reference
87-02-5(CAS DataBase Reference)
EPA Substance Registry System
7-Amino-4-hydroxy-2-naphthalenesulfonic acid (87-02-5)
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Safety Information

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-27-36/37/39
RIDADR 
UN 2585 8/PG 3
WGK Germany 
1
RTECS 
QK1295500
21
HazardClass 
8
PackingGroup 
III
Toxicity
LD50 oral in rat: 11500mg/kg

MSDS

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J acid Usage And Synthesis

Chemical Properties

Gray needles, white when pure. Soluble in hot water; sparingly soluble in cold water.

Uses

Azo dye intermediate.

Definition

ChEBI: An aminonaphthalenesulfonic acid that is 2-naphthalenesulfonic acid substituted by an amino group at position 7 and a hydroxy group at position 4 respectively.

J acidSupplier

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