1-Diazo-2-naphthol-4-sulfonic acid
- Product Name1-Diazo-2-naphthol-4-sulfonic acid
- CAS887-76-3
- CBNumberCB6259927
- MFC10H6N2O4S
- MW250.23
- EINECS212-958-9
- MDL NumberMFCD00012409
- MOL File887-76-3.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 160 °C (dec.)(lit.) |
| Boiling point | 160 C |
| Density | 1.5366 (rough estimate) |
| refractive index | 1.6800 (estimate) |
| storage temp. | Flammables area |
| form | powder |
| pka | -2.015±0.40(predicted) |
| color | Light yellow to Brown |
| Water Solubility | 15.8 g/L (20 ºC) |
| InChI | InChI=1S/C10H8N2O4S/c11-12-10-7-4-2-1-3-6(7)9(5-8(10)13)17(14,15)16/h1-5,9,13H,(H,14,15,16) |
| InChIKey | CNLRDNVSYNQLOP-UHFFFAOYSA-N |
| SMILES | C1(=[N+]=[N-])C2=C(C=CC=C2)C(S(O)(=O)=O)C=C1O |
| CAS DataBase Reference | 887-76-3(CAS DataBase Reference) |
| EPA Substance Registry System | 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt (887-76-3) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
Safety
| Symbol(GHS) |
 
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| Signal word | Danger | |||||||||
| Hazard statements | H228-H314 | |||||||||
| Precautionary statements | P210-P240-P260-P280-P303+P361+P353-P305+P351+P338 | |||||||||
| Hazard Codes | F,C | |||||||||
| Risk Statements | 5-11-34 | |||||||||
| Safety Statements | 16-26-36/37/39-45-48 | |||||||||
| RIDADR | UN 2925 4.1/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 4.1 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 29270000 | |||||||||
| Storage Class | 4.1B - Flammable solid hazardous materials | |||||||||
| Hazard Classifications | Eye Dam. 1 Flam. Sol. 1 Skin Corr. 1B | |||||||||
| NFPA 704: |
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