Hydroxynaphthol blue
Properties
- Molecular formula
- C20H11N2Na3O11S3
- Molar mass
- 620.46 g/mol
- Exact mass
- 619.9218 Da
- logP
- 2.42Crippen estimate
- Polar surface area
- 228.3 Ų
- H-bond donors / acceptors
- 5 / 10
- Rotatable bonds
- 5
Hazards
No GHS classification is on file for this compound. That is not evidence that it is harmless.
Identifiers
CAS number
63451-35-4SMILES
[O-]S(=O)(=O)c1ccc2c(c1)cc(S([O-])(=O)=O)c(O)c2N=Nc1c(O)cc(S([O-])(=O)=O)c2ccccc12.[Na+].[Na+].[Na+]InChI
The InChI we hold for this record describes the parent acid and the metal separately rather than the salt above, so it is not shown here.
Weigh it out
Type any one amount. The others follow from the molar mass.
Names and synonyms
3 names
- 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[2-(2-hydroxy-4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)
- 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4-sulfo-1-naphthalenyl)azo]-, trisodium salt
- Hydroxy naphthol blue
Work with Hydroxynaphthol blue
Similar compounds
Amaranth (dye)915-67-375 % similar
C.I. Mordant black 172538-85-470 % similar
Nitroso R525-05-365 % similar
Ponceau 3R3564-09-863 % similar
Ponceau S6226-79-562 % similar
Acid black 19461931-02-057 % similar
Sunset yellow FCF2783-94-055 % similar
Acid orange 7633-96-555 % similar
Tanimoto similarity of circular fingerprints over the whole catalogue.