ChemicalBook > CAS DataBase List > Dipotassium 7-hydroxynaphthalene-1,3-disulphonate

Dipotassium 7-hydroxynaphthalene-1,3-disulphonate

Product Name
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
CAS No.
842-18-2
Chemical Name
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
Synonyms
G SALT;G ACID;G SALT (ACID);G-SALT (POTTASIUM);Dipotassium 7-hydrox;Cholic Acid Impurity 6;Y ACID DIPOTASSIUM SALT;G ACID DIPOTASSIUM SALT;Potassium2-naphthol-6,8-disulfonate;7-hydroxynaphthalene-1,3-disulphonate
CBNumber
CB7360468
Molecular Formula
C10H6K2O7S2
Formula Weight
380.48
MOL File
842-18-2.mol
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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Property

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

Safety Statements 
24/25
HS Code 
29089990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P233Keep container tightly closed.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304IF INHALED:

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P330Rinse mouth.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

P340Remove victim to fresh air and keep at rest in a position comfortable for breathing.

P362Take off contaminated clothing and wash before reuse.

P403Store in a well-ventilated place.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TCI Chemical
Product number
N0030
Product name
Dipotassium 2-Naphthol-6,8-disulfonate Hydrate
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$108
Updated
2025/07/31
TRC
Product number
H950730
Product name
7-Hydroxy-1,3-naphthalenedisulfonicAcidDipotassiumSalt
Packaging
25g
Price
$215
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD159310
Product name
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
Packaging
1kg
Price
$250
Updated
2021/12/16
AK Scientific
Product number
T983
Product name
Dipotassium 2-Naphthol-6,8-disulfonate Hydrate
Packaging
5g
Price
$47
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD159310
Product name
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
Packaging
100g
Price
$60
Updated
2021/12/16
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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Chemical Properties,Usage,Production

Chemical Properties

Moist paste

Uses

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

Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

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Dipotassium 7-hydroxynaphthalene-1,3-disulphonate Suppliers

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View Lastest Price from Dipotassium 7-hydroxynaphthalene-1,3-disulphonate manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Product
Dipotassium 7-hydroxy-1,3-naphthalenedisulfonate 842-18-2
Price
US $3.00-9.00/KG
Min. Order
0.1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2025-06-19
Anhuyan (Hainan) Biotechnology Co., LTD
Product
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate 842-18-2
Price
US $0.00/G/KG
Min. Order
1G/KG
Purity
99%
Supply Ability
100MT
Release date
2025-04-22
Hebei Chuanghai Biotechnology Co., Ltd
Product
Dipotassium 7-hydroxynaphthalene-1,3-disulphonate 842-18-2
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10 mt
Release date
2024-11-22

842-18-2, Dipotassium 7-hydroxynaphthalene-1,3-disulphonateRelated Search:

Sodium chloride 2-Naphthol Phenmedipham Sodium diphenylamine-4-sulfonate Folic acid Sodium xylenesulfonate Sulfogaiacol Dihydroergotoxine mesylate Potassium heptadecafluoro-1-octanesulfonate CHLOROPHOSPHONAZO III 1-Naphthol POTASSIUM PHOSPHITE Ethyl 2-(Chlorosulfonyl)acetate Dioctyl sulfosuccinate sodium salt Citric acid Ascoric Acid 2-Naphthol-6-sulfonic acid potassium salt 2-NAPHTHOL-8-SULFONIC ACID POTASSIUM SALT

  • 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
  • 2-naphthol 6,8-disulfonate potassium salt
  • 2 NAPTHOL 6.8, DISULPHONIC AC ID(DI POTASSIUM SALT)
  • G SALT (ACID)
  • DIPOTASSIUM 2-NAPHTHOL-6,8-DISULFONATE
  • DIPOTASSIUM 7-HYDROXY-1,3-NAPHTHALENEDISULFONATE
  • dipotassium 7-hydroxynaphthalene-1,3-disulphonate
  • G SALT
  • G ACID
  • G ACID DIPOTASSIUM SALT
  • 7-HYDROXY-1,3-NAPHTHALENEDISULFONIC ACID DIPOTASSIUM SALT
  • 1,3 NAPHTHALENE DISULFONIC ACID, 7 HYDROXY DIPOTASSIUM SALT
  • 2-NAPHTHOL-6,8-DISULPHONICACID,DIPOTASSIUMSALT
  • 7-HYDROXY-1,3-NAPHTHALENE-DISULPHONICACID,DIPOTASSIUMSALT
  • 7-Hydroxy-1,3-naphthalindisulfonsure, Dikaliumsalz
  • POTASSIUM7-HYDROXY-1,3-NAPHTHALENEDISULFONATE
  • 2-NAPHTHOL-6,8-DISULFONIC ACID DIPOTASSIUM SALT HYDRATE: 80%
  • HYDROXY-1,3-NAPHTHALENEDISULFONIC ACID DIPOTASSIUM SALT
  • Dipotassium 2-Naphthol-6,8-disulfonate Hydrate
  • 7-Hydroxy-1,3-naphthalenedi(sulfonic acid potassium) salt
  • 2-Naphthol-6,8-disulfonic acid dipotassium salt,98%
  • 2-Naphthalene-6,8-disulfonic acid dipotassium salt
  • 7-hydroxy-1,3-naphthalene disulfonic acid potassium salt II
  • Dipotassium 7-hydrox
  • Dipotassium 7-Hydroxy-1,3-naphthalenedisulfonate 2-Naphthol-6,8-disulfonic Acid Dipotassium Salt G Acid Dipotassium Salt 7-Hydroxy-1,3-naphthalenedisulfonic Acid Dipotassium Salt
  • DipotassiuM 2-Naphthol-6,8-disulfonate&nbsp
  • 2-naphthal-6,8-disulfonic acid dipotassium salt
  • 1,3NapthaleneDisulfonicAcid,7HydroxyDipotassiumSalt
  • 2-NAPHTHOL-6,8-DISULFONIC ACID DIPOTASSIUM SALT 80+%
  • 2-Naphthol-6,8-disulfonic acid, sodium/potassium salt
  • 7-Hydroxy-1,3-naphthalenedisulfonic acid, sodium/potassium salt
  • Dipotassium2-Naphthol-6,8-disulfonateHydrate&gt
  • 7-Hydroxy-1,3-naphthalenedisulfonic acid dipotassium salt hydrate
  • Dipotassium 7-hydroxynaphthalene-1,3-disulphonate ISO 9001：2015 REACH
  • Potassium 7-hydroxynaphthalene-1,3-disulfonate
  • 2-Naphthol-6,8-Dipotassium Disulfonate (G salt)
  • G-SALT (POTTASIUM)
  • Dipotassium 2-Naphthol-6,8-disulfonate Hydrate, ≥ 98.0%
  • 7-hydroxynaphthalene-1,3-disulphonate
  • GSalt(Potassium2-Naphthol-6,8-disulfonate)
  • G SALT Dipotassium 7-hydroxynaphthalene-1,3-disulphonate
  • 842-18-2
  • C10H6K2O7S2xH2O
  • HOC10H5SO3K2
  • C10H6K2O7S2
  • Organics
  • Intermediates of Dyes and Pigments
  • Intermediates