Basic information
- CAS
2503-73-3- Standard SMILES
O=S(=O)([O-])c1ccc(S(=O)(=O)[O-])c(N=Nc2ccc(N=Nc3ccc(N=Nc4c(O)c(S(=O)(=O)[O-])cc5cc(Nc6ccccc6)ccc45)c4ccccc34)c3cc(S(=O)(=O)[O-])ccc23)c1.[Na+].[Na+].[Na+].[Na+]- InChIKey
NOLWERPIRNKCII-UHFFFAOYSA-J- Molecular formula
- C42H25N7Na4O13S4
- Average molar mass
- 1,055.9 g/mol
- Monoisotopic mass
- 1,054.9983957
Names & identifiers
- Preferred name
- 1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:4)
- IUPAC
- tetrasodium;2-[[4-[[4-[(6-anilino-2-hydroxy-3-sulfonatonaphthalen-1-yl)diazenyl]naphthalen-1-yl]diazenyl]-6-sulfonatonaphthalen-1-yl]diazenyl]benzene-1,4-disulfonate
- English name
- Direct Blue 78
- Molecular formula
- C42H25N7Na4O13S4
- Molecular weight
- 1055.90608
Names & synonyms
Ismafast Blue 4GLEINECS 219-708-8RefChem:4163371,4-Benzenedisulfonic acid, 2-(2-(4-(2-(4-(2-(1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)diazenyl)-1-naphthalenyl)diazenyl)-6-sulfo-1-naphthalenyl)diazenyl)-, sodium salt (1:4)1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:4)Tetrasodium;2-[[4-[[4-[(6-anilino-2-hydroxy-3-sulfonatonaphthalen-1-yl)diazenyl]naphthalen-1-yl]diazenyl]-6-sulfonatonaphthalen-1-yl]diazenyl]benzene-1,4-disulfonateC.I.34200Helion Blue GKayarus Blue GDurazol Blue Gtetrasodium saDicorel Blue LV
Show more names
Direct Blue 4GLDirect Blue 4GLLTriamin Blue 4GL.
Properties
Computed structural properties
- Topological polar surface area
- 369 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 20
- Rotatable bonds
- 8
- Heavy atoms
- 70
- Formal charge
- 0
- Complexity
- 2,170
Physicochemical properties
- Density
- 1.383 · 1.383[at 20℃]
- vapor pressure
- 0 Pa · 0Pa at 25℃
- Water Solubility
- 10 g/L · 10g/L at 20℃
- LogP
- -1 · -1
- FDA UNII
- 4 U8LFJ9SL · V4U8LFJ9SL
- EPA Substance Registry System
- 78 · C.I. Direct Blue 78, tetrasodium salt (2503-73-3)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 412 · H412
- Precautionary statements
- 273 · P273-P501
- TSCA
- TSCA listed
- REACH Registrations
- Active
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Safety data
- tsca
- TSCA listed
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Hazard statements
- H412
- REACH Registrations
- Active
- Precautionary statements
- P273-P501
Chemistry & industry
Uses & manufacturing
General Manufacturing Information1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-, sodium salt (1:4): ACTIVE
Applications
UsesDirect Blue 78 is a good dyeing agent for cotton fabrics.
Preparation methods
Preparation2-Aminobenzene-1,4-disulfonic acid diazo, and 8-Aminonaphthalene-2-sulfonic acid first coupling, its product to diazo, and Naphthalen-1-amine second coupling, again diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid third coupling.
Upstream & downstream products
Upstream raw materials
Suppliers11 total
超彩实业有限公司0574-83851061 · [email protected]
湖北广奥生物科技有限公司027-02702759223056 18162699093 · [email protected]
Alfa Chemistry1-516-6625404 · [email protected]
武汉福鑫化工有限公司+86-2759207851; +86-18007136271 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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