1-Naphthalenesulfonic acid, 4-(2-(4-hydroxy-1-naphthalenyl)diazenyl)-
Basic information
- CAS
23481-28-9- Standard SMILES
O=S(=O)(O)c1ccc(N=Nc2ccc(O)c3ccccc23)c2ccccc12- InChIKey
GOLZWFYDAGUDPO-UHFFFAOYSA-N- Molecular formula
- C20H14N2O4S
- Average molar mass
- 378.4 g/mol
- Monoisotopic mass
- 378.06742811
Names & identifiers
- Preferred name
- 1-Naphthalenesulfonic acid, 4-(2-(4-hydroxy-1-naphthalenyl)diazenyl)-
- IUPAC
- 4-[(4-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonic acid
- English name
- 4-[(4-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid
- Molecular formula
- C20H14N2O4S
- Molecular weight
- 378.4
Names & synonyms
1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-EINECS 245-682-2DTXSID80668981-Naphthalenesulfonic acid, 4-((4-hydroxy-1-naphthalenyl)azo)-1-Naphthalenesulfonic acid, 4-(2-(4-hydroxy-1-naphthalenyl)diazenyl)-1-Naphthalenesulfonic acid, 4-[2-(4-hydroxy-1-naphthalenyl)diazenyl]-RefChem:434876DTXCID203687923481-28-94-[(4-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid4-((4-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid4-[azo]naphthalenesulphonicacid
Show more names
4-[(4-Hydroxy-1-naphthalenyl)azo]-1-naphthalenesulfonic acid
27NR5NK29AC.I. Acid Brown 6 Free BaseSCHEMBL28551711GOLZWFYDAGUDPO-UHFFFAOYSA-NNS000210664-(4-hydroxy-[1]naphthylazo)-naphthalene-1-sulfonicacid4-[(4-Hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonic acid4-[2-(4-Hydroxy-1-naphthalenyl)diazenyl]-1-naphthalenesulfonic acid
Database identifiers
- CAS
23481-28-9- PubChem CID
- 90116
- DTXSID
DTXSID8066898- UNII
- 27NR5NK29A
- EC Number
- 245-682-2
- Nikkaji
- J228.974A
Properties
Computed structural properties
- XLogP
- 4.6
- Topological polar surface area
- 108 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 6
- Rotatable bonds
- 3
- Heavy atoms
- 27
- Formal charge
- 0
- Complexity
- 647
Physicochemical properties
- EPA Substance Registry System
- 1 · 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]- (23481-28-9)
- 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.
Hazard information
Regulatory InformationChemical: 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-
Other Safety InformationIMAP assessments - 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-: Human health tier I assessment
Safety data
- tsca
- TSCA listed
Chemistry & industry
Uses & manufacturing
General Manufacturing Information1-Naphthalenesulfonic acid, 4-[2-(4-hydroxy-1-naphthalenyl)diazenyl]-: INACTIVE
Suppliers
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Related reactions
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Compound notes
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