2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]-
CAS 29120-26-1 · C20H14 N2 O11 S3 · 554.52 g/mol
![Structure of 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]-](https://chemsigma.com/chemicalStructure/29/29120-26-1.png)
Basic information
| CAS number | 29120-26-1 |
|---|---|
| Product name | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]- |
| Chinese name | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]- |
| Synonyms | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[(2-hydroxy-4- sulfo-1-naphthalenyl)azo]-; hydroxynaphthol blue, free acid |
| Molecular formula | C20H14 N2 O11 S3 |
| Molecular weight | 554.52 g/mol |
Certificate of Analysis
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Properties & storage
| Refractive index | 1.777 |
|---|