ChemicalBook Product Catalog Dyes and Pigments dye Acid dye Acid Green 4

Acid Green 4

Acid Green 4 Basic information
Product Name:Acid Green 4
Synonyms:Acid Green 4;trisodium tris[4-hydroxy-3-nitrosonaphthalene-1-sulphonato(2-)-O3,O4]ferrate(3-);trisodium,iron(3+),3-nitroso-4-oxidonaphthalene-1-sulfonate;C.I.Acid Green 4:C.I.410025
CAS:25424-72-0
MF:C30H15FeN3NaO15S3(-2)
MW:832.47
EINECS:246-971-6
Product Categories:
Mol File:25424-72-0.mol
Acid Green 4 Structure
Safety Information
MSDS Information
Acid Green 4 Usage And Synthesis
PreparationWill on nitrosation 4-Hydroxynaphthalene-1-sulfonic acid, and then turn it into iron sodium salt.
Properties and Applicationsyellow light green. Soluble in water for yellow-green solution. The strong sulfuric acid for yellow brown, after dilution is yellow, with Potassium ferricyanide blue precipitation. In water solution to join sodium hydroxide don’t change color.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3 4 3-4 3-4 4
Acid Green 4 Preparation Products And Raw materials
Raw materials1-Naphthol-4-sulfonic acid
ACID GREEN 3 4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-[[4-(phenylazo)phenyl]azo]naphthalene-2,7-disulfonic acid disodium salt 8-[[4-(Acetylamino)phenyl]amino]-5-cyclohexylamino-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid sodium salt Acid Green 28 Acid Green 40 Benzoic acid, 3-[[4-[(1,8-dihydroxy-4-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-2(or 6)-hydroxy-, disodium salt disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-) 2,2'-[(9,10-Dihydro-5-hydroxy-9,10-dioxoanthracene-1,4-diyl)diimino]bis[5-methylbenzenesulfonic acid sodium] salt [1,1'-Biphenyl]sulfonic acid, 4,4''-[(9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)diimino]bis-, disodium salt LIGHT GREEN SF YELLOWISH
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