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OXAMINE BLUE 4R

Product Name
OXAMINE BLUE 4R
CAS No.
2429-72-3
Chemical Name
OXAMINE BLUE 4R
Synonyms
C.I.23705;DIRECT BLUE 3;Erie violet 2b;OXAMINE BLUE 4R;Einecs 219-383-2;C.I.Direct Blue 3;C.I.Direct Blue 3:C.I.23705;Disodium 3-((4'-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-1-sulphonate;disodium 3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate;3-[[4'-[(6-Amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxy-1-naphthalenesulfonic acid disodium salt
CBNumber
CB2332903
Molecular Formula
C34H28N5NaO8S2
Formula Weight
721.73
MOL File
2429-72-3.mol
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OXAMINE BLUE 4R Property

Colour Index 
23705
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

American Custom Chemicals Corporation
Product number
DYE0000779
Product name
OXAMINE BLUE 4R
Purity
95.00%
Packaging
5MG
Price
$500.56
Updated
2021/12/16
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OXAMINE BLUE 4R Chemical Properties,Usage,Production

Preparation

3,3′-Dimethylbenzidine double nitriding, first in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

dark red light blue. Soluble in water for violet black, slightly soluble in ethanol for red light purple. The strong sulfuric acid for green light blue, diluted red for purple, have precipitation; In nitric acid for dark purple, and then into a red light purple. Dye with strong hydrochloric acid solution for purple, have precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4 1 1-2 2
AATCC 5 2-3 2 3 2

OXAMINE BLUE 4R Preparation Products And Raw materials

Raw materials

Preparation Products

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OXAMINE BLUE 4R Suppliers

China 4 Germany 2 United Kingdom 1 Global 7
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Tel
17691182729 18161915376
Email
1046@dideu.com
Country
China
ProdList
10008
Advantage
58

2429-72-3, OXAMINE BLUE 4RRelated Search:

trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate DIRECTBLUE296 Direct Blue 299 Direct Blue 290 Direct Blue 294 1-Naphthol-4-sulfonic acid 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT J acid 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT HYDRATE 7-AMINO-2-NAPHTHALENESULFONIC ACID SODIUM SALT 6-AMINO-1-NAPHTHOL OXAMINE BLUE 4R Oxamine Blue BB Oxamine Blue MD Oxamine Blue BT Oxamine Blue GN OXAMINE BLUE B

  • OXAMINE BLUE 4R
  • DIRECT BLUE 3
  • disodium 3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate
  • 3-[[4'-[(6-Amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxy-1-naphthalenesulfonic acid disodium salt
  • C.I.23705
  • C.I.Direct Blue 3
  • Disodium 3-((4'-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-1-sulphonate
  • Einecs 219-383-2
  • Erie violet 2b
  • C.I.Direct Blue 3:C.I.23705
  • 2429-72-3
  • C34H25N5Na2O8S2