1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt

Product Name
1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt
CAS No.
5858-47-9
Chemical Name
1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt
Synonyms
Mordant Violet 4;C.I.Mordant Violet 4:C.I.14760;1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt
CBNumber
CB34748426
Molecular Formula
C16H8Cl3N2NaO5S
Formula Weight
469.65889
MOL File
5858-47-9.mol
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Hazard and Precautionary Statements (GHS)

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1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt Chemical Properties,Usage,Production

Preparation

2-Amino-3,4,6-trichlorophenol diazotization, and 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

dark purple. Soluble in water for red light purple, right amount soluble in alcohol is purple, insoluble in benzene. In concentrated sulfuric acid for black light green, dilution have orange red precipitation; Slightly soluble in concentrated nitric acid for yellow brown; In a dilute sodium hydroxide solution for yellow red.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 3-4 6 4-5 4 5 5 5

1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt Preparation Products And Raw materials

Raw materials

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1-Naphthalenesulfonic acid, 4-hydroxy-3-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, monosodium salt Suppliers