ChemicalBook > CAS DataBase List > Ponceau S

Ponceau S

Product Name
Ponceau S
CAS No.
6226-79-5
Chemical Name
Ponceau S
Synonyms
SPoncea;abs9255;CI 27195;85.0%(N);PONCEAU S;Lichun red;CI NO 27195;ACID RED 112;Ponceau Red S;AcidRed112>
CBNumber
CB8184355
Molecular Formula
C22H17N4NaO13S4
Formula Weight
696.62
MOL File
6226-79-5.mol
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Ponceau S Property

Density 
1.01 g/mL at 20 °C
bulk density
660kg/m3
refractive index 
n20/D 1.338
storage temp. 
Store at RT.
solubility 
H2O: soluble1mg/mL
Colour Index 
27195
form 
Powder/Solid
color 
Red-brown
PH
9.0 (10g/l, H2O, 20℃)
Water Solubility 
10 g/L
λmax
352 nm
520 nm (2nd)
ε(extinction coefficient)
≥330000 at 518-522nm in deionized water at 0.015g/L
Stability:
Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference
6226-79-5(CAS DataBase Reference)
EPA Substance Registry System
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-, tetrasodium salt (6226-79-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-37/39
WGK Germany 
3
RTECS 
QJ6600000
TSCA 
Yes
HS Code 
32041200
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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.

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.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
141194
Product name
Ponceau S
Purity
Dye content 75%
Packaging
25g
Price
$71
Updated
2024/03/01
Sigma-Aldrich
Product number
141194
Product name
Ponceau S
Purity
Dye content 75%
Packaging
100g
Price
$265
Updated
2024/03/01
Sigma-Aldrich
Product number
1.14275
Product name
Ponceau S (C.I. 27195)
Purity
forelectrophoresis
Packaging
10g
Price
$60.8
Updated
2024/03/01
Sigma-Aldrich
Product number
1.15927
Product name
Ponceau S (C.I. 27195)
Purity
formicroscopyCertistain?
Packaging
25g
Price
$152
Updated
2023/01/07
TCI Chemical
Product number
A1600
Product name
Acid Red 112
Purity
>85.0%(N)
Packaging
25g
Price
$41
Updated
2024/03/01
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Ponceau S Chemical Properties,Usage,Production

Chemical Properties

red powder

Uses

Ponceau S dye is used to make a stain for rapid reversible staining of protein bands on nitrocellulose or PVDF membranes (Western blots) and also for staining protein on cellulose acetate membranes. It is also suitable for electrophoresis, azo dye for reversible protein staining. This stain can also be used as a fiducial marker in mass spectrometric imaging.

Definition

ChEBI: An organic sodium salt that is the tetrasodium salt of 3-hydroxy-4-({2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonic acid.

Preparation

3,4′-Disulfo-4-aininoazobenzene diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid.

storage

Room temperature

Properties and Applications

colourful red blue light. Soluble in water for product red. The strong sulfuric acid in blue, diluted into orange red. Add in aqueous solution hydrochloric acid basic color; Add sodium hydroxide, thicker solution will appear precipitation.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3-4 2-3 3-4 2 1-2 3

Ponceau S Preparation Products And Raw materials

Raw materials

Preparation Products

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Ponceau S Suppliers

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View Lastest Price from Ponceau S manufacturers

Career Henan Chemical Co
Product
Ponceau S 6226-79-5
Price
US $1.00/kg
Min. Order
1kg
Purity
95%-99%
Supply Ability
1000kg
Release date
2018-12-25

6226-79-5, Ponceau SRelated Search:

1-DODECANESULFONIC ACID SODIUM SALT 4-PHENYLAZOPHENOL CHLOROPHOSPHONAZO III Taurine Sulfamic acid 2,2'-Azobis(2-methylpropionitrile) p-Toluenesulfonic acid PHENOLSULFONIC ACID 2,5-Diaminobenzenesulfonic acid 1-Amino-2-naphthol METANILIC ACID SODIUM SALT SX Ponceau SX Azobenzene Phenylacetone 1-Aminonaphthalene-6-sulfonic acid ACID RED 151 Naphthalene-2,7-disulfonic acid 4-Aminothiophenol

  • 2,7-Naphthalenedisulfonicacid,3-hydroxy-4-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-,tetrasodiumsalt
  • c.i.acidred112
  • PONCEAU S, SODIUM SALT
  • PONCEAU S
  • LABOTEST-BB LT00847573
  • PONCEAU S (C.I. 27195) FOR MICROSCOPY CE
  • ATX PONCEAU S RED
  • FAST PONCEAU 2B
  • CI NO 27195
  • CI 27195
  • Acid Red 112&nbsp
  • Ponceau S, pure 25GR
  • Ponceau S, dye content 70%
  • SPoncea
  • ATX Ponceau S red staining solution
  • GLYOXAL SOLUTION HIGH PURITY GRADE
  • SODIUM HYPOPHOSPHITE 1H2O
  • 3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt Acid Red 112 C.I. 27195
  • Ponceau S (C.I. 27195) for microscopy Certistain
  • Ponceau S, Protein stain for electrophoresis
  • 3-HYDROXY-4-(2-SULFO-4-[4-SULFOPHENYLAZO]PHENYLAZO)-2,7-NAPHTHALENEDISULFONIC ACID SODIUM SALT
  • 3-HYDROXY-4-[2-SULFO-4-(4-SULFOPHENYLAZO)PHENYLAZO]-2,7-NAPHTHALENEDISULFONIC ACID, TETRASODIUM SALT
  • 3-HYDROXY-4-[2-SULFO-4-(SULFOPHENYLAZO)PHENYLAZO]-2,7-NAPHTHALENEDISULFONIC ACID TETRASODIUM SALT
  • ACID RED 112
  • Ponceau S solution
  • tetrasodium 3-hydroxy-4-(2-sulphonato-4-(4-sulphonatophenylazo)phenylazo)naphthalene-2,7-disulphonat
  • PONCEAU S, FOR MICROSCOPY
  • PONCEAU S SODIUM PRACTICAL GRADE
  • PONCEAU S SOLUTION 0.1% PONCEAU S (W/V)
  • PONCEAU S SOLUTION, FOR ELECTROPHORESIS
  • PonceauSForElectrophoresis
  • PonceauS(AcidRed112)
  • PONCEAU S C.I. No 27195
  • Ponceau S, pure
  • Ponceau S solution for electrophoresis (0.2 %)
  • 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-2-sulfo-4-(4-sulfophenyl)azophenylazo-, tetrasodium salt
  • Acid red 112 (C.I. 27195)
  • C.I. Acid Red 112, tetrasodium salt
  • Ponceau Red S
  • Ponceau S Extra
  • 3-Hydroxy-4-[[2-(sodiooxysulfonyl)-4-[[4-(sodiooxysulfonyl)phenyl]azo]phenyl]azo]-2,7-naphthalenedisulfonic acid disodium
  • 3-Hydroxy-4-[[2-(sodiooxysulfonyl)-4-[[4-(sodiooxysulfonyl)phenyl]azo]phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt
  • 3-Hydroxy-4-[[3,4'-bis(sodiooxysulfonyl)azobenzene-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
  • Ponceau S (CI x 27195)
  • Acid Red 112 [for Biochemical Research]
  • 2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-[2-sulfo-4-[2-(4-
  • 3-Hydroxy-4-[2-[2-sulfo-4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid tetrasodium salt
  • Acid Red 112 [for Biochemical Research]&gt
  • AcidRed112&gt
  • 85.0%(N)
  • C.I.Acid Red 112:C.I.27195
  • abs9255
  • % (w/v) in 5% acetic acid
  • 3-Hydroxy-4-((2-sulfo-4-((4-sulfophenyl)diazenyl)phenyl)diazenyl)naphthalene-2,7-disulfonic acid, tetrasodium salt
  • Ponceau S, BS
  • Lichun red
  • Li Chunhong S
  • Ponceau S, Protein dye