C.I. Direct blue 38, trisodium salt
- Product Name
- C.I. Direct blue 38, trisodium salt
- CAS No.
- 1324-83-0
- Chemical Name
- C.I. Direct blue 38, trisodium salt
- Synonyms
- Direct Blue 38;C.I.Direct Blue 38:C.I.30090;C.I. Direct blue 38, trisodium salt
- CBNumber
- CB82494234
- Molecular Formula
- C38H29N9O11S3.3Na
- Formula Weight
- 952.87
- MOL File
- Mol file
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C.I. Direct blue 38, trisodium salt Property
- EPA Substance Registry System
- C.I. Direct Blue 38, trisodium salt (1324-83-0)
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C.I. Direct blue 38, trisodium salt Chemical Properties,Usage,Production
Preparation
6-Amino-4-hydroxynaphthalene-2-sulfonic acid acid diazo, in acid conditions coupled with Benzene-1,3-diamine, 4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, again in alkaline conditions and accidentally coupled nitrogen compounds.
Properties and Applications
dark blue. For a blue-black soluble in water, soluble in ethanol is shallow purple. The strong sulfuric acid for blue, shallow purple for diluted. The dye solution to join strong hydrochloric acid have violet and precipitation; With strong sodium hydroxide solution for dark purple.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3 | 4-5 | 2 | 1-2 | 1-2 | ||
C.I. Direct blue 38, trisodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
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C.I. Direct blue 38, trisodium salt Suppliers
1324-83-0, C.I. Direct blue 38, trisodium saltRelated Search:
trisodium 4-hydroxy-3-[[4'-[(1-hydroxy-4-sulphonato-2-naphthyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate
5-Chloro-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-3,3'-dimethoxy-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt
2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-, trisodium salt
C.I. Direct Blue 33
Direct Blue 312
1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt
Direct Blue 310
2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-chloro-4-hydroxy-, tetrasodium salt
Direct Blue 311