23647-14-5
| Name | SPADNS |
| CAS | 23647-14-5 |
| EINECS(EC#) | 245-803-9 |
| Molecular Formula | C16H9N2Na3O11S3 |
| MDL Number | MFCD00003952 |
| Molecular Weight | 570.41 |
| MOL File | 23647-14-5.mol |
Chemical Properties
| Appearance | dark red-brown crystalline powder |
| Melting point | >300°C |
| bulk density | 810kg/m3 |
| storage temp. | Store at +15°C to +25°C. |
| solubility | 220g/l |
| form | Crystalline Powder |
| color | Dark red-brown |
| PH | 6.0 (10g/l, H2O, 22℃) |
| Water Solubility | Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents. |
| λmax | 505-510 nm |
| Major Application | diagnostic assay manufacturing hematology histology |
| InChIKey | AEHGQXKBQBMQEK-GLCFPVLVSA-K |
| SMILES | [Na+].[Na+].[Na+].Oc1cc(cc2cc(c(\N=N\c3ccc(cc3)S([O-])(=O)=O)c(O)c12)S([O-])(=O)=O)S([O-])(=O)=O |
| EPA Substance Registry System | 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt (23647-14-5) |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29270000 |
| Storage Class | 11 - Combustible Solids |