Sodium 3-hydroxy-4-((2-hydroxynaphthyl)azo)-7-nitronaphthalene-1-sulphonate
sodium 4-[(2-hydroxynaphthalen-1-yl)diazenyl]-7-nitronaphthalene-1-sulfonate
Also Known As: Eriochrome Black A, Potting Black B, Chrome Black S, Eniacromo Black A, Hispacrom Black A, Diacromo Black AS, Chromazine Black A, Chromocard Black A, Diamantine Black A, Diamond Black EAN, Apochrome Black NV, Apochrome Black WB, Chromogen Black VA, Magracrom Black AN, Fenakrom Black EAN
| Molecular Formula | C20H12N3NaO6S |
|---|---|
| Molecular Weight | 445.03445 g/mol |
| LogP | 1.93 |
| Topological Polar Surface Area | 145.29 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 8 |
| Rotatable Bonds | 4 |
| Exact Mass | 445.03445 |
| Heavy Atoms | 31 |
| Complexity | 1471 |
Chemical Identifiers
| CAS Number | 3618-58-4 |
|---|---|
| SMILES | C1=CC=C2C(=C1)C=CC(=C2N=NC3=C4C=CC(=CC4=C(C=C3)S(=O)(=O)[O-])[N+](=O)[O-])O.[Na+] |
Product Overview
Sodium 3-hydroxy-4-((2-hydroxynaphthyl)azo)-7-nitronaphthalene-1-sulphonate (CAS 3618-58-4), with molecular formula C20H12N3NaO6S and molecular weight 445.03445 g/mol. IUPAC: sodium 4-[(2-hydroxynaphthalen-1-yl)diazenyl]-7-nitronaphthalene-1-sulfonate.
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