4-Hydroxypyridine-3-sulfonic acid
- Product Name4-Hydroxypyridine-3-sulfonic acid
- CAS51498-37-4
- CBNumberCB8476308
- MFC5H5NO4S
- MW175.16
- EINECS257-243-2
- MDL NumberMFCD02093473
- MOL File51498-37-4.mol
- MSDS FileSDS
Chemical Properties
| Melting point | >300°C |
| Density | 1.686±0.06 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| form | powder to crystal |
| pka | -2.30±0.33(Predicted) |
| color | White to Light yellow to Green |
| Sensitive | Light Sensitive |
| BRN | 7904 |
| InChI | InChI=1S/C5H5NO4S/c7-4-1-2-6-3-5(4)11(8,9)10/h1-3H,(H,6,7)(H,8,9,10) |
| InChIKey | AZRCSTMIVMQIPR-UHFFFAOYSA-N |
| SMILES | C1=NC=CC(O)=C1S(O)(=O)=O |
| CAS DataBase Reference | 51498-37-4(CAS DataBase Reference) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H314-H318 | |||||||||
| Precautionary statements | P260h-P301+P330+P331-P303+P361+P353-P305+P351+P338-P405-P501a | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36/37/39-45 | |||||||||
| RIDADR | 3261 | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2933399990 | |||||||||
| NFPA 704: |
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