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CHROMOTROPE 2R

Product Name
CHROMOTROPE 2R
CAS No.
4197-07-3
Chemical Name
CHROMOTROPE 2R
Synonyms
CI 16570;CHROMOTRORE;ACID RED 29;CI NO 16570;Coloring 2R;fastfuchsing;ACID PHLOXINE;AZOFUCHSIN 4G;c.i.acidred29;fastfuchsineg
CBNumber
CB7101333
Molecular Formula
C16H10N2Na2O8S2
Formula Weight
468.37
MOL File
4197-07-3.mol
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CHROMOTROPE 2R Property

storage temp. 
Store at RT.
Colour Index 
16570
form 
Crystalline Powder
color 
Reddish-brown
Water Solubility 
Soluble in water (1 mg/ml).
Stability:
Stable. Incompatible with strong oxidizing agents.
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
RTECS 
QJ6418000
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

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

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

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
C3143
Product name
Chromotrope 2R
Purity
suitable for modified Gomori Trichrome stain
Packaging
25G
Price
$69.6
Updated
2024/03/01
Sigma-Aldrich
Product number
C3143
Product name
Chromotrope 2R
Purity
suitable for modified Gomori Trichrome stain
Packaging
100G
Price
$211
Updated
2024/03/01
TCI Chemical
Product number
C0547
Product name
Chromotrope 2R
Packaging
25g
Price
$39
Updated
2024/03/01
Alfa Aesar
Product number
A17519
Product name
Chromotrope 2R
Packaging
25g
Price
$41.65
Updated
2024/03/01
Alfa Aesar
Product number
A17519
Product name
Chromotrope 2R
Packaging
100g
Price
$126
Updated
2024/03/01
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CHROMOTROPE 2R Chemical Properties,Usage,Production

Chemical Properties

dark brown powder

Uses

Suitable for modified Gomori Trichrome stain

Uses

Employed as an indicator for complexometry. It is also applied as a stain used in modified Gomori Trichrome stain. Used as a stain for cytology.

Preparation

aniline diazo, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid?coupling.

Definition

ChEBI: An organic sodium salt that is the disodium salt of 4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid. It is used as the plasma stain in trichrome techniques.

Properties and Applications

red. Soluble in water for red orange, soluble in soluble fiber element, moderate soluble in alcohol and acetone is red light purple, insoluble in other organic solvents. The strong sulfuric acid for wine red, diluted into pink; In nitric acid solution for red, and then to orange. Add hydrochloric acid in aqueous solution for the red orange; Add thick sodium hydroxide solution for deep red wine.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4-5 2 2 1 2
AATCC 4-5 2-3 1 1 2-3

CHROMOTROPE 2R Preparation Products And Raw materials

Raw materials

1,8-Dihydroxynaphthylene-3,6-disulfonic acid

Preparation Products

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CHROMOTROPE 2R Suppliers

Americas 1 Austria 1 Belgium 1 Canada 1 China 122 Europe 3 France 1 Germany 3 India 14 Japan 3 Switzerland 1 United Kingdom 6 United States 28 Global 185
A Unisource India
Tel
--
Fax
--
Country
Canada
ProdList
619
Advantage
58
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View Lastest Price from CHROMOTROPE 2R manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
Chromotrope2R 4197-07-3
Price
US $1.00-50.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
200000KG
Release date
2024-07-31
Career Henan Chemical Co
Product
CHROMOTROPE 2R 4197-07-3
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
25kg
Release date
2019-07-11

4197-07-3, CHROMOTROPE 2RRelated Search:

SPADNS ARSENAZO III DISODIUM SALT Mordant Blue 13 DI-SNADNS CHROMOTROPE 2R ARSENAZO I CALCICHROME Chromotrope2B,97%,Chromotrope 2B, pure,CHROMOTROPE 2B (C.I. No 16575 ),CHROMOTROPE,CHROMOTROPE 2B,Chromotrope Red 4B SULFOCHLOROPHENOL S CHROMOTROPE 10B BERYLLON II CHROMOTROPE 6B CHROMOTROPE FB CHROMOTROPE 6B Tritosulfuron AZOFUCHSIN Indoxacarb CHROMOTROPIC ACID SODIUM SALT

  • CHROMOTRORE
  • Chromotrope 2R, pure
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(phenylazo)-, disodium salt
  • 2-(Phenylazo)chromotropic acid disodium salt, Acid Red29
  • C.I.Mordant Blue 80
  • Chromotrope N-2R
  • Chromotrop 2 R, C.I. 16570, for complexometry
  • Acid phloxin GR
  • Benzeneazo-1,8-dihydroxynaphthalene-3,6-disulfonic acid sodiuM salt
  • CarMoisine XL6R
  • ChroMotrope blue 2R
  • ChroMotrope 2R, pure 25GR
  • Chromotrope 2R,2-(Phenylazo)chromotropic acid disodium salt, Acid Red29
  • Acid Red 29 4,5-Dihydroxy-3-phenylazo-2,7-naphthalenedisulfonic Acid Disodium Salt
  • fastfuchsing
  • hispacidfuchsing
  • ACID RED 29
  • ACID PHLOXINE
  • ACID PHLOXINE GR
  • CI 16570
  • CHROMOTROP 2 R
  • CHROMOTROPE 2R
  • CI NO 16570
  • BENZENEAZOCHROMOTROPIC ACID, NA SALT
  • AZOFUCHSIN 4G
  • Acid Red 29~C.I. 16570
  • chromotrop 2 R for microscopy and complexometry
  • disodium 4,5-dihydroxy-3-phenylazonaphthalene-2,7-disulphonate
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID DISODIUM SALT
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID SODIUM SALT
  • 2-(PHENYLAZO)CHROMOTROPIC ACID DISODIUMSALT
  • LABOTEST-BB LT00455781
  • Indoxacarb, mixture of isomers Pestanal
  • AZOFUCHSIN 4G C.I. NO.16570
  • Chromotrope2R,94%
  • 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
  • Chromotrope 2R, AR
  • Chromotrope 2R≥ 83% (Dye content: Spectrophotometry)
  • 7-naphthalenedisulfonicacid,4,5-dihydroxy-3-(phenylazo)-disodiumsalt
  • acilanchromotroperr
  • brasilanfastfuchsineg
  • c.i.acidred29
  • c.i.acidred29,disodiumsalt
  • chromotropered2r
  • fastfuchsineg
  • C.I.Acid Red 29:C.I.16570
  • C.I.Mordant Blue 80:C.I.16570
  • Mordant Blue 80
  • CHROMOTROPE 2R For Microscopical Staining
  • Coloring 2R
  • Chromogenic 2R
  • Chromotrope 2R 85% For Microscopical Staning
  • 4197-07-3
  • 837-68-6
  • C16H10N2Na2O8S2
  • C16H10N2O8S22Na