ChemicalBook > CAS DataBase List > Acid Green 4
Acid Green 4
- Product Name
- Acid Green 4
- CAS No.
- 25424-72-0
- Chemical Name
- Acid Green 4
- Synonyms
- Acid Green 4;C.I.Acid Green 4:C.I.410025;trisodium,iron(3+),3-nitroso-4-oxidonaphthalene-1-sulfonate;trisodium tris[4-hydroxy-3-nitrosonaphthalene-1-sulphonato(2-)-O3,O4]ferrate(3-)
- CBNumber
- CB8875170
- Molecular Formula
- C30H15FeN3NaO15S3(-2)
- Formula Weight
- 832.47
- MOL File
- 25424-72-0.mol
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Acid Green 4 Property
- EPA Substance Registry System
- Ferrate(3-), tris[4-(hydroxy-.kappa.O)-3-(nitroso-.kappa.O)-1-naphthalenesulfonato(2-)]-, trisodium (25424-72-0)
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Acid Green 4 Chemical Properties,Usage,Production
Preparation
Will on nitrosation 4-Hydroxynaphthalene-1-sulfonic acid, and then turn it into iron sodium salt.
Properties and Applications
yellow 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 materials
Preparation Products
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Acid Green 4 Suppliers
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- United States
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25424-72-0, Acid Green 4Related Search:
[1,1'-Biphenyl]sulfonic acid, 4,4''-[(9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)diimino]bis-, disodium salt
2,2'-[(9,10-Dihydro-5-hydroxy-9,10-dioxoanthracene-1,4-diyl)diimino]bis[5-methylbenzenesulfonic acid sodium] salt
disodium hydrogen bis[4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]naphthalene-1-sulphonato(3-)]chromate(3-)
Benzoic acid, 3-[[4-[(1,8-dihydroxy-4-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-2(or 6)-hydroxy-, disodium salt
Acid Green 40
Acid Green 28
8-[[4-(Acetylamino)phenyl]amino]-5-cyclohexylamino-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid sodium salt
4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-[[4-(phenylazo)phenyl]azo]naphthalene-2,7-disulfonic acid disodium salt
ACID GREEN 3
LIGHT GREEN SF YELLOWISH