2429-82-5
2429-82-5 structure
- Name: CI Direct Brown 2
- Chemical Name: direct fast brown m
- CAS Number: 2429-82-5
- Molecular Formula: C29H19N5Na2O7S
- Molecular Weight: 627.535
- Catalog: Dyes and pigments dye Direct dye
- Create Date: 2018-06-25 01:40:34
- Modify Date: 2025-08-26 21:23:48
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CI Direct Brown 2 is a direct dye that is soluble in water and ionizable to form colored anions can directly dye the cellulose fibers or protein fibers without the action of the mordant.
| Name | direct fast brown m |
|---|---|
| Synonyms |
mahoganyembl
brownm benzobrownmc Disodium 5-[(E)-{4'-[(E)-(7-amino-1-hydroxy-3-sulfonato-2-naphthyl)diazenyl]biphenyl-4-yl}diazenyl]-2-hydroxybenzoate Benzoic acid, 5-[(E)-2-[4'-[(E)-2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-2-hydroxy-, sodium salt (1:2) diazolbrownm EINECS 219-391-6 benzoic acid, 5-[(E)-[4'-[(E)-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt Direct Brown M disodium 5-[(E)-{4'-[(E)-(7-amino-1-hydroxy-3-sulfonatonaphthalen-2-yl)diazenyl]biphenyl-4-yl}diazenyl]-2-hydroxybenzoate benzobrownm unionbrowndr azinebrownm Disodium 5-[(E)-{4'-[(E)-(7-amino-1-hydroxy-3-sulfonato-2-naphthyl)diazenyl]-4-biphenylyl}diazenyl]-2-hydroxybenzoate diazobrownmc |
| Density | 1.54g/cm3 |
|---|---|
| Molecular Formula | C29H19N5Na2O7S |
| Molecular Weight | 627.535 |
| Exact Mass | 627.080078 |
| PSA | 221.63000 |
| LogP | 7.26060 |
| Index of Refraction | 1.733 |
| RTECS | DM2800435 |
|---|