ChemicalBook > CAS DataBase List > HYDROXY NAPHTHOL BLUE

HYDROXY NAPHTHOL BLUE

Product Name: HYDROXY NAPHTHOL BLUE
CAS No.: 165660-27-5
Chemical Name: HYDROXY NAPHTHOL BLUE
Synonyms: HYDROXY NAPHTHOL BLUE;hydroxynaphtholblueacs;Hydroxy Naphthol Blue, In NaCl;Hydroxy naphthol blue disodiuM;HYDROXY NAPHTHOL BLUE REAGENT (ACS);HYDROXY NAPHTHOL BLUE DISODIUM SALT;Hydroxy Naphthol Blue, disodium salt, pure;HYDROXYNAPHTHOLBLUEDISODIUMSALT,REAGENT,ACS;Hydroxy naphthol blue disodium salt【219916】;Hydroxy Naphthol Blue, Disodium Salt, Reagent
CBNumber: CB8362959
Molecular Formula: C20H15N2NaO11S3
Formula Weight: 578.51
MOL File: 165660-27-5.mol

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HYDROXY NAPHTHOL BLUE Property

Melting point:: 274°C
Density: 2.130g/cm3
storage temp.: Store at room temperature.
solubility: DMSO (Slightly), Water (Sparingly)
form: Small Powder
color: Small dark blue to black
PH: 7.9
Water Solubility: water: soluble
λmax: 650 nm

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38-36
Safety Statements: 24/25-36-26
WGK Germany: 3
HS Code: 29270000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Warning
Hazard statements: H319Causes serious eye irritation
Precautionary statements: 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: 219916
Product name: Hydroxy naphthol blue disodium salt
Packaging: 5g
Price: $30.4
Updated: 2025/07/31

Sigma-Aldrich

Product number: 219916
Product name: Hydroxy naphthol blue disodium salt
Packaging: 100g
Price: $156
Updated: 2025/07/31

Sigma-Aldrich

Product number: HX0848
Product name: Hydroxynaphthol blue
Purity: MeetsACSSpecifications,MeetsReagentSpecificationsfortestingUSP/NFmonogr
Packaging: 25g
Price: $113
Updated: 2022/05/15

TRC

Product number: H951090
Product name: HydroxyNaphtholBlueDisodiumSalt(TechnicalGrade)
Packaging: 50g
Price: $275
Updated: 2021/12/16

GFS CHEMICALS

Product number: 44803
Product name: Hydroxynaphthol blue
Packaging: 500g
Price: $278.73
Updated: 2021/12/16

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HYDROXY NAPHTHOL BLUE Chemical Properties,Usage,Production

Description

Hydroxy naphthol blue disodium salt, an essential dye employed in biomedical research for the precise identification and measurement of metal ions within biological specimens. Furthermore, this compound plays a pivotal role in the domain of clinical chemistry, specifically in the assessment of calcium concentrations in biological fluids such as blood and urine.

Chemical Properties

blue to purple crystals or crystalline powder

Uses

Hydroxy Naphthol Blue Disodium Salt is a synthetic dye that has been used as a calcium indicator, which has a λmax = 650 nm. Dyes and metabolites.

HYDROXY NAPHTHOL BLUE Preparation Products And Raw materials

Raw materials

Preparation Products

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165660-27-5, HYDROXY NAPHTHOL BLUERelated Search:

HYDROXYNAPHTHOL BLUE Sodium 1-amine-2-naphthol-4-sulfonate 6-Hydroxynaphthalene-2-sulphonic acid PHENOLSULFONIC ACID Sodium 4-amino-1-naphthalenesulfonate Sudan I 2,2'-DIHYDROXYAZOBENZENE 2-HYDROXYTHIOPHENOL 1,1'-AZONAPHTHALENE 2-Chloro-5-hydroxypyridine 4-AMINO-1-NAPHTHALENESULFONIC ACID SODIUM SALT Naphthionic acid Acid Orange 7 3-Hydroxynaphthalene-2,7-disulphonic acid 1-Aminonaphthalene-6-sulfonic acid ACID RED 88 1-Amino-2-naphthol-4-sulfonic acid Naphthalene-2-sulfonic acid

Hydroxy naphthol blue disodiuM

2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(2-hydroxy-4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt(1:2)

Hydroxy Naphthol Blue, In NaCl

Hydroxy naphthol blue disodium salt, For ACS analysis

HYDROXY NAPHTHOL BLUE, REAGENT (ACS)HYDROXY NAPHTHOL BLUE, REAGENT (ACS)HYDROXY NAPHTHOL BLUE, REAGENT (ACS)

2,2'-DIHYDROXY-1,1'-AZONAPHTHALENE-3',4,6'-TRISULFONIC ACID DISODIUM SALT

HYDROXY NAPHTHOL BLUE

HYDROXY NAPHTHOL BLUE DISODIUM SALT

HYDROXY NAPHTHOL BLUE REAGENT (ACS)

HYDROXYNAPHTHOLBLUEDISODIUMSALT,REAGENT,ACS

Hydroxy Naphthol Blue, Disodium Salt, Reagent

1-(2-NAPHTHOLAZO-3,6-DISULFONIC ACID)-2-NAPHTHOL-4-SULFONIC ACID DISODIUM SALT

HYDROXY NAPHTHOL BLUE, DISODIUM SALT, A. C.S REAGENT

hydroxynaphtholblueacs

Hydroxy Naphthol Blue, disodium salt, pure

Hydroxy Naphthol Blue, disodiuM salt, pure 100GR

Hydroxy Naphthol Blue, disodiuM salt, pure 5GR

Disodium 3-hydroxy-4-[(E)-(2-hydroxy-6-sulfo-3-sulfonato-1-naphthyl)diazenyl]-1-naphthalenesulfonate

Hydroxy naphthol blue disodium salt【219916】

2,7-phthalenedisulfonicacid, 3-hydroxy-4-[2-(2-hydroxy-4-sulfo-1-phthalenyl)diazenyl]-, sodium salt(1:2)

165660-27-5

C20H12N2O11S3Na2

C20H12N2O11S32Na

C20H12N2Na2O11S3

G-H-I

Stains and Dyes

Stains&Dyes, A to