13161-30-3
| Name | 2-Pyridinol-1-oxide |
| CAS | 13161-30-3 |
| EINECS(EC#) | 236-100-8 |
| Molecular Formula | C5H5NO2 |
| MDL Number | MFCD00006195 |
| Molecular Weight | 111.1 |
| MOL File | 13161-30-3.mol |
Chemical Properties
| Definition | Bactericidal agent related to aspergillic acid, made from pyridine-N-oxide. |
| Appearance | Weight 20% solution in water |
| Melting point | 147-152 °C |
| Boiling point | 387.7±15.0 °C(Predicted) |
| density | 1.111 |
| vapor pressure | 0.223Pa at 25℃ |
| refractive index | 1.388 |
| Fp | 100 °C |
| storage temp. | Store at RT. |
| solubility | Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly), Water (Slightly) |
| form | Solid |
| pka | pK1:-0.62;pK2:5.97(0) (25°C) |
| color | Off-White to Light Yellow |
| Water Solubility | 331g/L |
| Detection Methods | HPLC |
| BRN | 1422545 |
| InChI | 1S/C5H5NO2/c7-5-3-1-2-4-6(5)8/h1-4,7H |
| InChIKey | JVHZMYAXZUIZKS-UHFFFAOYSA-N |
| SMILES | Oc1cccc[n+]1[O-] |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi,Xn |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| REACH Registrations | Active |
| HS Code | 29333990 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |