NSC 111282
4-Bromopyridine N-Oxide
CAS: 14248-50-1
Molecular Formula: C5H4BrNO
NSC 111282 - Names and Identifiers
| Name | 4-Bromopyridine N-Oxide |
| Synonyms | NSC 111282 4-Bromopyridine Oxide 4-Bromopyridine N-Oxide 3-bromopyridine 1-oxide 4-Bromopyridine 1-Oxide Pyridine, 4-bromo-,1-oxide 4-bromo-1-oxidopyridin-1-ium |
| CAS | 14248-50-1 |
| InChI | InChI=1/C5H4BrNO/c6-5-2-1-3-7(8)4-5/h1-4H |
NSC 111282 - Physico-chemical Properties
| Molecular Formula | C5H4BrNO |
| Molar Mass | 174 |
| Density | 1.66±0.1 g/cm3(Predicted) |
| Melting Point | 163℃ (Decomposition) |
| Boling Point | 336.2±15.0 °C(Predicted) |
| Flash Point | 157.1°C |
| Solubility | Dimethyl Sulfoxide, Methanol |
| Vapor Presure | 0.000223mmHg at 25°C |
| Appearance | Solid |
| Color | Red-Brown |
| pKa | 0?+-.0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.59 |
NSC 111282 - Introduction
4-Bromopyridine-N-oxide is an organic compound with the chemical formula C5H4BrNO. The following is a description of its nature, use, preparation and safety information:
Nature:
4-Bromopyridine-N-oxide is a white crystalline solid with a distinctive odor. It is stable at room temperature, but decomposes when heated, illuminated or in contact with photosensitive substances.
Use:
4-bromopyridine-N-oxide is mainly used as an intermediate in organic synthesis. It can be used to synthesize various organic compounds, such as drugs, pesticides, dyes and specific functional materials. Due to its oxidation properties, it also has applications in oxidation reactions and redox reactions.
Preparation Method:
A common preparation method is to react 4-bromopyridine with hydrogen peroxide, add a catalyst (such as acetic acid) in a suitable solvent, and heat the reaction solution. After completion of the reaction, the product was purified by steps of cooling and crystallization.
Safety Information:
4-Bromopyridine-N-oxide is an organic compound, so it is necessary to comply with appropriate safety measures during use and storage. It should be kept away from open flames and oxidants and stored in a dry, cool place. Wear appropriate protective equipment such as goggles and gloves during operation. For possible contact with skin, eyes or products by inhalation, rinse immediately with water and seek medical help. When disposing of waste, please comply with local regulations and dispose of waste reasonably. Please note that the safety information provided here is only for general information, and the specific safety measures need to be determined according to the specific experimental conditions and the use environment.
Nature:
4-Bromopyridine-N-oxide is a white crystalline solid with a distinctive odor. It is stable at room temperature, but decomposes when heated, illuminated or in contact with photosensitive substances.
Use:
4-bromopyridine-N-oxide is mainly used as an intermediate in organic synthesis. It can be used to synthesize various organic compounds, such as drugs, pesticides, dyes and specific functional materials. Due to its oxidation properties, it also has applications in oxidation reactions and redox reactions.
Preparation Method:
A common preparation method is to react 4-bromopyridine with hydrogen peroxide, add a catalyst (such as acetic acid) in a suitable solvent, and heat the reaction solution. After completion of the reaction, the product was purified by steps of cooling and crystallization.
Safety Information:
4-Bromopyridine-N-oxide is an organic compound, so it is necessary to comply with appropriate safety measures during use and storage. It should be kept away from open flames and oxidants and stored in a dry, cool place. Wear appropriate protective equipment such as goggles and gloves during operation. For possible contact with skin, eyes or products by inhalation, rinse immediately with water and seek medical help. When disposing of waste, please comply with local regulations and dispose of waste reasonably. Please note that the safety information provided here is only for general information, and the specific safety measures need to be determined according to the specific experimental conditions and the use environment.
Last Update：2024-04-09 21:04:16
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