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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HYDROXY NAPHTHOL BLUE Suppliers

Belgium 1 Canada 1 China 93 France 1 Germany 1 India 5 Japan 1 Switzerland 1 United Kingdom 1 United States 24 Global 129
CARBONE SCIENTIFIC CO.,LTD
Tel
--
Fax
--
Email
sales@carbonesci.com
Country
United Kingdom
ProdList
6666
Advantage
30

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