sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate

Product Name
sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
CAS No.
5850-13-5
Chemical Name
sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
Synonyms
Acid Orange 25;Acid orange 25 (C.I. 20160);C.I.Acid Orange 25:C.I.20160;sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate;4-[(2E)-2-[(5Z)-4,6-dioxo-5-(phenylhydrazinylidene)cyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate;sodium,4-[(2E)-2-[(5Z)-4,6-dioxo-5-(phenylhydrazinylidene)cyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate
CBNumber
CB9899454
Molecular Formula
C18H13N4NaO5S
Formula Weight
420.37439
MOL File
5850-13-5.mol
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sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Property

EPA Substance Registry System
Benzenesulfonic acid, 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]-, monosodium salt (5850-13-5)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

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.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Chemical Properties,Usage,Production

Preparation

4-Aminobenzenesulfonic acid diazo, Coupled with resorcinol, its product again with diazo of aniline coupling.

Properties and Applications

orange to red light orange. Used for wool, silk fiber dyeing etc, also used in leather dyeing.

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

sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

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sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Suppliers

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029-63373950 15353716720
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5850-13-5, sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate Related Search:

Acid Orange 33 Acid Orange 3 Benzenesulfonic acid, 2-[(1,2-dihydro-4-hydroxy-2-oxo-3-quinolinyl)azo]-5-[(4-sulfophenyl)azo]-, disodium salt disodium 8-[[4-(acetylcyclohexylamino)phenyl]azo]-7-hydroxynaphthalene-1,3-disulphonate sodium 5-[[3-(anilinosulphonyl)-4-methylphenyl]azo]naphthalene-2-sulphonate 7-Acetylamino-4-hydroxy-3-(2-sulfophenylazo)naphthalene-2-sulfonic acid disodium salt Acid Orange 24 2-Naphthalenesulfonic acid, 5-[2-(4-chlorophenyl)diazenyl]-6-hydroxy-, sodium salt (1:1) sodium 7-[(chloroacetyl)amino]-4-hydroxy-3-(phenylazo)naphthalene-2-sulphonate

  • sodium 4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]benzenesulphonate
  • Acid orange 25 (C.I. 20160)
  • sodium,4-[(2E)-2-[(5Z)-4,6-dioxo-5-(phenylhydrazinylidene)cyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate
  • 4-[(2E)-2-[(5Z)-4,6-dioxo-5-(phenylhydrazinylidene)cyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate
  • Acid Orange 25
  • C.I.Acid Orange 25:C.I.20160
  • 5850-13-5
  • C18H13N4NaO5S