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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate

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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Basic information

Product Name:
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
Synonyms:
  • 2-NAPHTHOL-6,8-DISULFONIC ACID DIPOTASSIUM SALT
  • 3-naphthalenedisulfonicacid,7-hydroxy-dipotassiumsalt
  • Potassium2-naphthol-6,8-disulfonate
  • Y ACID DIPOTASSIUM SALT
  • dipotassium 7-hydroxynaphthalene-1,3-disulfonate
  • 2-Naphthol-6,8-disulfonic Acid Dipotassium Salt(G salt )
  • 2-HYDROXY-6,8-DISULFONAPHTHALENE DIPOTASSIUM SALT
  • Cholic Acid Impurity 6
CAS:
842-18-2
MF:
C10H6K2O7S2
MW:
380.48
EINECS:
212-672-4
Product Categories:
  • Organics
  • Intermediates of Dyes and Pigments
  • Intermediates
Mol File:
842-18-2.mol
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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Chemical Properties

Melting point:
>300°C
storage temp. 
Room Temperature
solubility 
Methanol (Slightly), Water (Slightly)
form 
Solid
color 
Off-White to Light Grey
CAS DataBase Reference
842-18-2(CAS DataBase Reference)
EPA Substance Registry System
7-Hydroxy-1,3-naphthalenedisulfonic acid dipotassium salt (842-18-2)
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Safety Information

Safety Statements 
24/25
HS Code 
29089990

MSDS

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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Usage And Synthesis

Chemical Properties

Moist paste

Uses

7-Hydroxy-1,3-naphthalenedisulfonic acid is a coupling component used to prepare heterocyclic monoazo dyes.

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