Basic information
- CAS
6420-44-6- Standard SMILES
COc1ccccc1N=Nc1c(S(=O)(=O)[O-])cc2cc(NC(=O)Nc3ccc4c(O)c(N=Nc5ccc(S(=O)(=O)[O-])cc5C)c(S(=O)(=O)[O-])cc4c3)ccc2c1O.[Na+].[Na+].[Na+]- InChIKey
MSBHLDQWHHNCML-UHFFFAOYSA-K- Molecular formula
- C35H25N6Na3O13S3
- Average molar mass
- 902.8 g/mol
- Monoisotopic mass
- 902.03348124
Names & identifiers
- Preferred name
- 2-Naphthalenesulfonic acid, 4-hydroxy-7-((((5-hydroxy-6-(2-(2-methoxyphenyl)diazenyl)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(2-methyl-4-sulfophenyl)diazenyl)-, sodium salt (1:3)
- IUPAC
- trisodium;4-hydroxy-7-[[5-hydroxy-6-[(2-methoxyphenyl)diazenyl]-7-sulfonatonaphthalen-2-yl]carbamoylamino]-3-[(2-methyl-4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate
Names & synonyms
2-Naphthalenesulfonic acid, 4-hydroxy-7-((((5-hydroxy-6-(2-(2-methoxyphenyl)diazenyl)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-(2-(2-methyl-4-sulfophenyl)diazenyl)-, sodium salt (1:3)2-Naphthalenesulfonic acid, 4-hydroxy-7-((((5-hydroxy-6-((2-methoxyphenyl)azo)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-3-((2-methyl-4-sulfophenyl)azo)-, trisodium salt2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)azo]-, trisodium salt2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methoxyphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(2-methyl-4-sulfophenyl)diazenyl]-, sodium salt (1:3)RefChem:476734direct red 246420-44-6Vegentine Scarlet 4BMitsui Direct Fast Scarlet 4BSLCalcomine Scarlet 4BNCErie Fast Scarlet 4BABenzo Fast Scarlet 4BA
Show more names
Diazol Fast Scarlet 4BADirect Fast Scarlet 4BAAtlantic Fast Scarlet 4BABelamine Fast Scarlet 4BABenzo Scarlet 4BASDiazamine Fast Scarlet 4BADiphenyl Fast Scarlet 4BSWHispamin Fast Scarlet 4BAS
Properties
Computed structural properties
- Topological polar surface area
- 337 Ų
- Hydrogen bond donors
- 4
- Hydrogen bond acceptors
- 17
- Rotatable bonds
- 7
- Heavy atoms
- 60
- Formal charge
- 0
- Complexity
- 1,760
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Warning
H351: Suspected of causing cancer [Warning Carcinogenicity]
Hazard information
Regulatory InformationChemical: 2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulfophenyl)azo]-, trisodium salt
Other Safety InformationIMAP assessments - Dyes that could release selected carcinogenic amines (listed on AICS): Human health tier II assessment
Hazard Classes and Categories
Skin Irrit. 2 (100%)
Carcinogenicity - category 2
Chemistry & industry
Uses & manufacturing
General Manufacturing Information2-Naphthalenesulfonic acid, 4-hydroxy-7-[[[[5-hydroxy-6-[2-(2-methoxyphenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-[2-(2-methyl-4-sulfophenyl)diazenyl]-, sodium salt (1:3): ACTIVE
Related reactions
0 records
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Compound notes
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