Basic information
- CAS
70321-81-2- Standard SMILES
O=S(=O)([O-])c1cc(S(=O)(=O)[O-])c2c(N=Nc3ccc(N=Nc4ccccc4)cc3)c(O)ccc2c1.[K+].[Na+]- InChIKey
PADMNBNLZRYDCV-RVTJCSDESA-L- Molecular formula
- C22H14KN4NaO7S2
- Average molar mass
- 572.6 g/mol
- Monoisotopic mass
- 571.98386691
Names & identifiers
- Preferred name
- 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-((4-(phenylazo)phenyl)azo)-, potassium sodium salt
- IUPAC
- potassium;sodium;7-hydroxy-8-[(4-phenyldiazenylphenyl)diazenyl]naphthalene-1,3-disulfonate
- English name
- potassium sodium 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]naphthalene-1,3-disulphonate
- Molecular formula
- C22H14KN4NaO7S2
- Molecular weight
- 572.58723
Names & synonyms
70321-81-2EINECS 274-568-51,3-Naphthalenedisulfonic acid, 7-hydroxy-8-((4-(phenylazo)phenyl)azo)-, potassium sodium salt7-Hydroxy-8-((4-(phenylazo)phenyl)azo)-1,3-naphthalenedisulfonic acid, potassium, sodium salt1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(2-(4-(2-phenyldiazenyl)phenyl)diazenyl)-, potassium sodium salt (1:?:?)NS00090581Potassium sodium 7-hydroxy-8-((4-(phenylazo)phenyl)azo)naphthalene-1,3-disulphonatepotassium sodium 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]naphthalene-1,3-disulphonate1,3-Naphthalenedisulfonic acid,7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-,potassium sodium salt1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-,potassium sodium salt
Database identifiers
- CAS
70321-81-2- PubChem CID
- 166141
- EC Number
- 274-568-5
Properties
Computed structural properties
- Topological polar surface area
- 201 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 11
- Rotatable bonds
- 4
- Heavy atoms
- 37
- Formal charge
- 0
- Complexity
- 952
Physicochemical properties
- EPA Substance Registry System
- 1 · 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-, potassium sodium salt (70321-81-2)
- TSCA
- TSCA listed
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
H351: Suspected of causing cancer [Warning Carcinogenicity]
P203, P280, P318, P405, and P501 (click each P-code to see the statement)
Hazard information
Regulatory InformationChemical: 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-, potassium sodium salt
Other Safety InformationIMAP assessments - Dyes that could release selected carcinogenic amines (listed on AICS): Human health tier II assessment
Hazard Classes and CategoriesCarcinogenicity - category 2
Safety data
- tsca
- TSCA listed
Chemistry & industry
Uses & manufacturing
General Manufacturing Information1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-, potassium sodium salt (1:?:?): INACTIVE
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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