ChemicalBook > CAS DataBase List > CHROMOTROPE 2R

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
More
Less

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.
More
Less

Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
RTECS 
QJ6418000
HS Code 
32041200
More
Less

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.

More
Less

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
More
Less

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

Preparation Products

More
Less

CHROMOTROPE 2R Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
BEST-REAGENT
Tel
400-1166-196 18981987031
Fax
028-84555506 800101999
Email
cdhxsj@163.com
Country
China
ProdList
11726
Advantage
57
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
Sinopharm Chemical Reagent Co,Ltd.
Tel
86-21-63210123
Fax
86-21-63290778 86-21-63218885
Email
sj_scrc@sinopharm.com
Country
China
ProdList
9823
Advantage
79
Spectrum Chemical Manufacturing Corp.
Tel
021-021-021-67601398-809-809-809 15221380277
Fax
021-57711696
Email
marketing_china@spectrumchemical.com
Country
China
ProdList
9664
Advantage
60
Chengdu Ai Keda Chemical Technology Co., Ltd.
Tel
4008-755-333 18080918076
Fax
028-86757656
Email
800078821@qq.com
Country
China
ProdList
9725
Advantage
55
Shanghai civi chemical technology co.,Ltd
Tel
86-21-34053660
Fax
86-21-34053661
Email
sale@labgogo.com
Country
China
ProdList
9872
Advantage
52
More
Less

View Lastest Price from CHROMOTROPE 2R manufacturers

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:


  • 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
  • 4197-07-3
  • 837-68-6
  • C16H10N2Na2O8S2
  • C16H10N2O8S22Na