1124-33-0
4-Nitropyridine N-oxide
CAS: 1124-33-0
Molecular Formula: C5H4N2O3
1124-33-0 - Names and Identifiers
| Name | 4-Nitropyridine N-oxide |
| Synonyms | 4-Nitro-N-Oxopyridine 4-Nitropyridin-N-oxid 4-Nitropyridine oxide NITROPYRIDINE-N-OXIDE 4-nitro-pyridin1-oxide 4-Nitropyridine 1-Oxide p-Nitropyridine N-oxide 4-Nitropyridine N-oxide 4-nitropyridine-n-oxide pyridine,4-nitro-,1-oxide Pyridine, 4-nitro-, 1-oxide epapesticidechemicalcode597300 |
| CAS | 1124-33-0 |
| EINECS | 214-395-4 |
| InChI | InChI=1/C5H4N2O3/c8-6-3-1-5(2-4-6)7(9)10/h1-4H |
1124-33-0 - Physico-chemical Properties
| Molecular Formula | C5H4N2O3 |
| Molar Mass | 140.1 |
| Density | 1.5657 (rough estimate) |
| Melting Point | 159-162 °C (lit.) |
| Boling Point | 256.56°C (rough estimate) |
| Water Solubility | insoluble |
| Appearance | Crystals or Powder |
| Color | Yellow to brown |
| BRN | 124331 |
| pKa | -1.37±0.10(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.4800 (estimate) |
| Physical and Chemical Properties | Yellow Flake Crystal |
1124-33-0 - Risk and Safety
| Hazard Symbols | T - Toxic |
| Risk Codes | R25 - Toxic if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R40 - Limited evidence of a carcinogenic effect R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S37/39 - Wear suitable gloves and eye/face protection S28A - S36 - Wear suitable protective clothing. S22 - Do not breathe dust. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | UT6380000 |
| TSCA | Yes |
| HS Code | 29333999 |
| Hazard Class | 6.1 |
| Packing Group | III |
| Toxicity | LD50 orl-rat: 107 mg/kg JWMAA9 29,830,65 |
1124-33-0 - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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