ChemicalBook > CAS DataBase List > Disperse Blue 257
Disperse Blue 257
- Product Name
- Disperse Blue 257
- CAS No.
- 84931-03-3
- Chemical Name
- Disperse Blue 257
- Synonyms
- Blue 3RF;DISPERSE BLUE 257;Desron Blue S-2RF;Begacron Blue 3RSF;Disperse Blue 3R-SF;C.I.Disperse Blue 257;Sumikaron Blue S-3RF.;Kiwalon Polyester Blue 3RF;Kayalon Polyester Blue 3R-SF;Disperse Blue 257 ISO 9001：2015 REACH
- CBNumber
- CB1841811
- Molecular Formula
- C21H23BrN6O5
- Formula Weight
- 519.35
- MOL File
- Mol file
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Disperse Blue 257 Property
- CAS DataBase Reference
- 84931-03-3
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Disperse Blue 257 Chemical Properties,Usage,Production
Preparation
2-Cyano-4-nitro-6-bromoaniline diazo, and N-(3-(bis(2-methoxyethyl)amino)phenyl)acetamide?coupling.
Properties and Applications
red light blue. Used for dyeing and printing of polyester, also suitable for polyester superfine fiber, coloring rate is excellent, good fastness properties.
| Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 5 | 4-5 | 6 | 5 | 5 | 5 | 5 |
Disperse Blue 257 Preparation Products And Raw materials
Raw materials
Preparation Products
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Disperse Blue 257 Suppliers
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84931-03-3, Disperse Blue 257Related Search:
Solvent Violet 13
Sodium salt of polynaphthalene sulphonic acid
Benzyl isocyanide
COBALT(II) ACETYLACETONATE
Aluminum acetylacetonate
METHYL ISOCYANOACETATE
Tosylmethyl isocyanide
DICHLORO(ETHYLENEDIAMINE)PLATINUM(II)
N-BUTYLISOCYANIDE
Ferric acetylacetonate
2,4-PENTANEDIONE, SILVER DERIVATIVE
Tris(2,4-pentanedionato)chroMiuM(III)
Disperse Blue 257
PHENYLSELENOL
Ethyl isocyanoacetate
TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)DYSPROSIUM(III)
SALCOMINE
TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III)