Hydroxy naphthol blue
Order Hydroxy naphthol blue (CAS 63451-35-4) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-000369.
About Hydroxy naphthol blue
Researchers and plant chemists source Hydroxy naphthol blue from Zemixal for routine and specialised work. For your records, the material is defined by CAS 63451-35-4, formula C20H11N2Na3O11S3 and molar mass 620.5 g/mol. It is described as black-violet powder.
Typical applications
- Titration end-point detection
- pH determination
- Analytical testing
Safe handling
Solubility: souble (water). No GHS classification is recorded for this item, but handle it with normal laboratory care.
Standard pack sizes are 5 g, 25 g, 100 g, 500 g and 1 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Titration end-point detection
- pH determination
- Analytical testing
Applications
Specifications and identifiers
| Product name | Hydroxy naphthol blue |
|---|---|
| Catalogue number | ZX-000369 |
| CAS number | 63451-35-4 |
| IUPAC name | trisodium;3-hydroxy-4-[(2-hydroxy-4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate |
| Molecular formula | C20H11N2Na3O11S3 |
| Molar mass | 620.5 g/mol |
| Exact mass | 619.9218 |
| Physical form | Powder |
| Appearance | Black-violet powder |
| Solubility | Souble (water) |
| H-bond donors / acceptors | 2 / 13 |
| Topological polar surface area | 262 Ų |
| HS code | 29270090 |
| InChIKey | AUIINJJXRXMPGT-UHFFFAOYSA-K |
| SMILES | C1=CC=C2C(=C1)C(=CC(=C2N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])O)S(=O)(=O)[O-].[Na+].[Na+].[Na+] |
| PubChem CID | 113232 |
| Synonyms | 1-(2-Hydroxy-4-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic acid trisodium salt, Hydroxynaphthol blue, Hydroxynapthol Blue (Technical Grade), Trisodium 3-hydroxy-4-((2-hydroxy-4-sulphonato-1-naphthyl)azo)naphthalene-2,7-disulphonate, 1,1'-Azonaphthalene, 2,2'-dihydroxy-3,3',6-trisulfonic acid-, trisodium salt |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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Other grades with CAS 63451-35-4
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