6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt

Product Name
6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt
CAS No.
6448-80-2
Chemical Name
6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt
Synonyms
C.I.23565;Direct Red 22;C.I.Direct Red 22;C.I.Direct Red 22:C.I.23565;6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt
CBNumber
CB92417692
Molecular Formula
C34H29N6NaO6S2
Formula Weight
704.75
MOL File
6448-80-2.mol
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Hazard and Precautionary Statements (GHS)

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6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Chemical Properties,Usage,Production

Preparation

3,3′-Dimethylbenzidine double nitriding, respectively with the 6-Aminonaphthalene-2-sulfonic acid and 7-Aminonaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue-ray red. Moderate soluble in water for palm light orange,slightly soluble in ethanol as a pale orange red, insoluble in other organic solvents. The strong sulfuric acid in blue, diluted for brown. The dye solution into the join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for palm light orange, precipitation..

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

6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

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6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt Suppliers

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6448-80-2, 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium saltRelated Search:

Direct Red 224 tetrasodium [mu-[[7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]naphthalene-2-sulphonato]](8-)]]dicuprate(4-) DIRECT RED 227 C.I. Direct Red 216 DIRECT RED 24 5,5'-[3,3'-Dimethyl-1,1'-biphenyl-4,4'-diylbis(azo)]bis[6-aminonaphthalene-2-sulfonic acid sodium] salt C.I.Direct Red 207 Direct Red 23 DIRECT RED 239

  • 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt
  • C.I.23565
  • C.I.Direct Red 22
  • Direct Red 22
  • C.I.Direct Red 22:C.I.23565
  • 6448-80-2