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2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt

Product Name
2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt
CAS No.
6471-07-4
Chemical Name
2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt
Synonyms
C.I.14110;Einecs 229-306-4;C.I.Mordant Yellow 20;C.I.Mordant Yellow 20:C.I.14110;2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt;Benzoic acid, 5-((6,8-disulfo-2-naphthalenyl)azo)-2-hydroxy-, trisodium salt;Benzoic acid, 5-(2-(6,8-disulfo-2-naphthalenyl)diazenyl)-2-hydroxy-, sodium salt (1:3);(3E)-3-[(6,8-disulfonatonaphthalen-2-yl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate;trisodium,(3E)-3-[(6,8-disulfonatonaphthalen-2-yl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
CBNumber
CB62169491
Molecular Formula
C17H13N2NaO9S2
Formula Weight
476.41
MOL File
6471-07-4.mol
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2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt Property

EPA Substance Registry System
Benzoic acid, 5-[(6,8-disulfo-2-naphthalenyl)azo]-2-hydroxy-, trisodium salt (6471-07-4)
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Hazard and Precautionary Statements (GHS)

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2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt Chemical Properties,Usage,Production

Preparation

7-Aminonaphthalene-1,3-disulfonic acid diazotization, and 2-Hydroxybenzoic acid coupling.

Properties and Applications

dark red light yellow. Soluble in water for green light yellow, insoluble in other organic solvent. In concentrated sulfuric acid for brown light orange, dilution after green yellow. Dye aqueous solution and concentrated hydrochloric acid for yellow; Sodium hydroxide solution with strong to orange.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 5 4 5 5 5
AATCC 4 6 4-5 5 5 5

2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

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2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt Suppliers

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6471-07-4, 2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium saltRelated Search:


  • 2-Hydroxy-5-[(6,8-disulfo-2-naphtyl)azo]benzoic acid trisodium salt
  • C.I.14110
  • C.I.Mordant Yellow 20
  • trisodium,(3E)-3-[(6,8-disulfonatonaphthalen-2-yl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
  • (3E)-3-[(6,8-disulfonatonaphthalen-2-yl)hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
  • Benzoic acid, 5-((6,8-disulfo-2-naphthalenyl)azo)-2-hydroxy-, trisodium salt
  • Benzoic acid, 5-(2-(6,8-disulfo-2-naphthalenyl)diazenyl)-2-hydroxy-, sodium salt (1:3)
  • Einecs 229-306-4
  • C.I.Mordant Yellow 20:C.I.14110
  • 6471-07-4