pyridine, 3,5-dibromo-, 1-oxide
3,5-Dibromopyridine 1-oxide
CAS: 2402-99-5
Molecular Formula: C5H3Br2NO
pyridine, 3,5-dibromo-, 1-oxide - Names and Identifiers
| Name | 3,5-Dibromopyridine 1-oxide |
| Synonyms | AURORA KA-3005 3,5-Dibromopyridine 1-oxide 3,5-Dibromopyridine-1-oxide 3,5-DIBROMOPYRIDINE 1-OXIDE 3,5-Dibromopyridine N-Oxide 3,5-Dibromopyridine-N-oxide Pyridine, 3,5-dibromo-,1-oxide pyridine, 3,5-dibromo-, 1-oxide 3,5-dibromo-1-oxidopyridin-1-ium |
| CAS | 2402-99-5 |
| EINECS | 661-328-3 |
| InChI | InChI=1/C5H3Br2NO/c6-4-1-5(7)3-8(9)2-4/h1-3H |
pyridine, 3,5-dibromo-, 1-oxide - Physico-chemical Properties
| Molecular Formula | C5H3Br2NO |
| Molar Mass | 252.89 |
| Density | 2.15±0.1 g/cm3(Predicted) |
| Melting Point | 134-144 °C |
| Boling Point | 387.1±22.0 °C(Predicted) |
| Flash Point | 187.9°C |
| Vapor Presure | 7.55E-06mmHg at 25°C |
| Appearance | Crystalline Powder |
| Color | Off-white to beige |
| pKa | -0.72±0.10(Predicted) |
| Storage Condition | Room temperature. |
| Refractive Index | 1.652 |
pyridine, 3,5-dibromo-, 1-oxide - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/38 - Irritating to eyes and skin. |
| Safety Description | S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S22 - Do not breathe dust. S36 - Wear suitable protective clothing. |
| HS Code | 29333990 |
pyridine, 3,5-dibromo-, 1-oxide - Introduction
3,5-dibromopyridine 1-oxide (3,5-dibromopyridine 1-oxide) is an organic compound with the chemical formula C5H3Br2NO. It has light yellow crystals and can be dissolved in some organic solvents.
3,5-dibromopyridine 1-oxide can be used to synthesize other organic compounds, such as pesticides, drugs and dyes. It can be used as a reaction intermediate to participate in various chemical reactions, such as electrophilic substitution and nucleophilic substitution reactions. Its chemical properties make it have a wide range of potential applications in organic synthesis.
A common method for preparing 3,5-dibromopyridine 1-oxide is to react 3,5-dibromopyridine with hydrogen peroxide. The specific method is to dissolve 3,5-dibromopyridine in an organic solvent, add excess hydrogen peroxide, and carry out the reaction at an appropriate temperature. After completion of the reaction, the target product is obtained by cooling crystallization or other separation techniques.
Regarding safety information, 3,5-dibromopyridine 1-oxide should be considered a hazardous substance. It can enter the body through inhalation, ingestion or skin contact. Wear appropriate personal protective equipment such as gloves, protective glasses and protective clothing when handling or handling the substance. At the same time to avoid inhalation of its dust or vapor, so as not to cause damage to the respiratory system. In addition, it should also be prevented from contact with oxidants and combustibles to avoid the risk of fire or explosion. When using or storing the compound, the relevant safety procedures should be strictly followed. In case of accident, corresponding emergency measures shall be taken immediately and medical help shall be sought.
3,5-dibromopyridine 1-oxide can be used to synthesize other organic compounds, such as pesticides, drugs and dyes. It can be used as a reaction intermediate to participate in various chemical reactions, such as electrophilic substitution and nucleophilic substitution reactions. Its chemical properties make it have a wide range of potential applications in organic synthesis.
A common method for preparing 3,5-dibromopyridine 1-oxide is to react 3,5-dibromopyridine with hydrogen peroxide. The specific method is to dissolve 3,5-dibromopyridine in an organic solvent, add excess hydrogen peroxide, and carry out the reaction at an appropriate temperature. After completion of the reaction, the target product is obtained by cooling crystallization or other separation techniques.
Regarding safety information, 3,5-dibromopyridine 1-oxide should be considered a hazardous substance. It can enter the body through inhalation, ingestion or skin contact. Wear appropriate personal protective equipment such as gloves, protective glasses and protective clothing when handling or handling the substance. At the same time to avoid inhalation of its dust or vapor, so as not to cause damage to the respiratory system. In addition, it should also be prevented from contact with oxidants and combustibles to avoid the risk of fire or explosion. When using or storing the compound, the relevant safety procedures should be strictly followed. In case of accident, corresponding emergency measures shall be taken immediately and medical help shall be sought.
Last Update：2024-04-09 20:52:54
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CAS: 2402-99-5
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