Sodium 6-hydroxynaphthalene-2-sulfonate

Product Name: Sodium 6-hydroxynaphthalene-2-sulfonate
CAS No.: 135-76-2
Chemical Name: Sodium 6-hydroxynaphthalene-2-sulfonate
Synonyms: SCHAEFFER ACID;SCHAFFER'S SALT;SCHAEFFER'S ACID;SCHAEFFER'S SALT;Chevrolet Sodium;Sodium 6-hydroxynaph;Ponceau 4R Impurity 4;SCHAEFFERS SALT (SODIUM);SCHAEFFER'SACID(SODIUMSALT);Schaeffer's acid sodium salt
CBNumber: CB7754287
Molecular Formula: C10H7NaO4S
Formula Weight: 246.21
MOL File: 135-76-2.mol

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Sodium 6-hydroxynaphthalene-2-sulfonate Property

Melting point:: >300 °C(lit.)
Boiling point:: 627.11℃[at 101 325 Pa]
vapor pressure: 0Pa at 25℃
storage temp.: Keep in dark place,Inert atmosphere,Room temperature
solubility: DMSO (Slightly), Methanol (Slightly)
form: Solid
color: Off-White
Water Solubility: 1000g/L at 25℃
Stability:: Hygroscopic
LogP: -2.26 at 25℃
CAS DataBase Reference: 135-76-2(CAS DataBase Reference)
EPA Substance Registry System: 2-Naphthalenesulfonic acid, 6-hydroxy-, monosodium salt (135-76-2)

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Safety

Hazard Codes: Xi,Xn
Risk Statements: 36/37/38-20/21/22
Safety Statements: 26-36-36/37/39-22
WGK Germany: 3
HS Code: 2922210060

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

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

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

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

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 400424
Product name: 6-Hydroxy-2-naphthalenesulfonic acid sodium salt hydrate
Purity: technical grade
Packaging: 50G
Price: $84.8
Updated: 2024/03/01

TCI Chemical

Product number: N0035
Product name: Sodium 2-Naphthol-6-sulfonate Hydrate
Purity: >97.0%(HPLC)(T)
Packaging: 25g
Price: $34
Updated: 2025/07/31

TCI Chemical

Product number: N0035
Product name: Sodium 2-Naphthol-6-sulfonate Hydrate
Purity: >97.0%(HPLC)(T)
Packaging: 500g
Price: $213
Updated: 2025/07/31

TRC

Product number: H950735
Product name: 6-Hydroxy-2-naphthalenesulfonicAcidSodiumSalt
Packaging: 5g
Price: $135
Updated: 2021/12/16

AK Scientific

Product number: X9929
Product name: Sodium6-hydroxynaphthalene-2-sulfonate
Packaging: 500g
Price: $310
Updated: 2021/12/16

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Sodium 6-hydroxynaphthalene-2-sulfonate Chemical Properties,Usage,Production

Uses

6-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt is a coupling component used to prepare heterocyclic monoazo dyes.

Uses

6-Hydroxy-2-naphthalenesulfonic acid sodium salt hydrate may be used in the following studies:

As precursors during the agar-plate screening test.
Preparation of methoxy-substituted naphthalenesulfonyl chloride.
Synthesis of FD&C Red No. 40, a synthetic water-soluble color that is permitted for coloring foods, drugs and cosmetics in the U.S.A.

General Description

Sodium salt of 6-hydroxy-2-naphthalenesulfonic acid is also referred as Schaeffer′s salt.

Sodium 6-hydroxynaphthalene-2-sulfonate Preparation Products And Raw materials

Raw materials

2-Naphthol

Preparation Products

Sunset Yellow FCF ALLURA RED AC

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Sodium 6-hydroxynaphthalene-2-sulfonate Suppliers

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View Lastest Price from Sodium 6-hydroxynaphthalene-2-sulfonate manufacturers

Hebei Chuanghai Biotechnology Co., Ltd

Product: Sodium 6-hydroxynaphthalene-2-sulfonate 135-76-2
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 5tons
Release date: 2024-11-29

HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD

Product: Sodium 6-hydroxynaphthalene-2-sulfonate 135-76-2
Price: US $990.00-800.00/ton
Min. Order: 1ton
Purity: 99%
Supply Ability: 5000Ton
Release date: 2024-08-19

Hebei Chuanghai Biotechnology Co,.LTD

Product: Sodium 6-hydroxynaphthalene-2-sulfonate 135-76-2
Price: US $10.50/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10 ton
Release date: 2024-08-21

135-76-2, Sodium 6-hydroxynaphthalene-2-sulfonateRelated Search:

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SCHAEFFERS SALT (SODIUM)

6-HYDROXY-2-NAPHTHALENESULFONIC ACID, SODIUM SALT Hydrat, Tech.

6-hydroxy-2-naphthalenesulfonic acid monosodium salt

6-Hydroxy-2-naphthalenesulfonic acid hydrate sodium salt

SODIUM 2-NAPHTHOL-6-SULFONATE

SCHAEFFER ACID

SCHAEFFER'S SALT

SCHAEFFER'S ACID

SCHAFFER'S SALT

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SODIUM 6-HYDROXYNAPHTHALENE-2-SULFONATE

Sodium 2-Naphthol-6-sulfonate Hydrate

2-NAPHTHOL-6-SULFONIC ACID SODIUM SALT DIHYDRATE

2-NAPHTHOL-6-SULFONIC ACID SODIUM SALT

2-NAPHTHOL-6-SULFONIC ACID SODIUM

6-HYDROXY-2-NAPHTHALENESULFONIC ACID SODIUM SALT

6-Hydroxy-2-naphthalenesulfonic acid sodium salt hydrate

Sodium 6-naphthol-2-sulfonate

Schaeffer's acid sodium salt

Ponceau 4R Impurity 4

sodium 6-hydroxy-2-naphthalenesulfonate hydrate

2 NAPTHOL 6 SULPHONIC ACID (SODIUM SALT)

2-?Naphthalenesulfonic acid, 6-?hydroxy-?, sodium salt (1:1)

Chevrolet Sodium

6-Hydroxynaphthalene-2-sulfonic acid sodium salt

Sodium 6-hydroxynaph

6-Hydroxy-2-naphthalenesulfonic Acid Sodium Salt Schaeffer's Acid Sodium Salt Sodium 6-Hydroxy-2-naphthalenesulfonate 2-Naphthol-6-sulfonic Acid Sodium Salt

6-Hydroxy-2-naphtalene sulfonic acid sodium salt

6-Hydroxynaphthalene-2-sulphonic acid, sodium salt

6-Hydroxy-2-naphthalenedisulfonicacid,monosodiumsalt

6-hydroxy-2-naphthalenesulfonicacimonosodiumsalt

2-naphthol-6-sulfonic acid sodium hydrate

Sodium2-Naphthol-6-sulfonateHydrate&gt

Sodium 6-Hydroxy-2-naphthalenesulfonate Standard

6-Hydroxy-2-naphthalenesulfonate Sodium

Sodium 6-hydroxynaphthalene-2-sulfonat

2-Naphthol-6-sulfonic acid sodium/Schaeffler's sodium salt

SCHAEFFER'SACID(SODIUMSALT)

Sodium 2-phthol-6-sulfote Hydrate

135-76-2

C10H7O4SNa

HOC10H6SO3NaxH2O

C10H7NaO4SxH2O

C10H8O4SNa

C10H7O4SNaH2O

Organic Building Blocks

Building Blocks

Sulfonic/Sulfinic Acids

Sulfur Compounds

Intermediates

Organic Building Blocks

Sulfonic/Sulfinic Acids

Sulfur Compounds