175422-04-5
2,6-dibromo-4-nitro-pyridine
CAS: 175422-04-5
Molecular Formula: C5H2Br2N2O2
175422-04-5 - Names and Identifiers
| Name | 2,6-dibromo-4-nitro-pyridine |
| Synonyms | 2,6-dibromo-4-nitropyridine 2,6-DIBROMO-4-NITRO-PYRIDINE 2,6-dibromo-4-nitro-pyridine 2,6-DIBROMO-4-NITRO-PYRIDINE2 Pyridine, 2,6-dibromo-4-nitro- |
| CAS | 175422-04-5 |
| EINECS | 675-760-5 |
| InChI | InChI=1/C5H2Br2N2O2/c6-4-1-3(9(10)11)2-5(7)8-4/h1-2H |
175422-04-5 - Physico-chemical Properties
| Molecular Formula | C5H2Br2N2O2 |
| Molar Mass | 281.89 |
| Density | 2?+-.0.06 g/cm3(Predicted) |
| Boling Point | 330.0±37.0 °C(Predicted) |
| Flash Point | 153.389°C |
| Vapor Presure | 0mmHg at 25°C |
| pKa | -7.58±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| Refractive Index | 1.65 |
175422-04-5 - Risk and Safety
| Hazard Class | IRRITANT |
175422-04-5 - Introduction
2, is an organic compound with the chemical formula C5H2Br2N2O2.
Nature:
2, is a yellow crystalline solid with a strong pungent odor. It is insoluble in water at room temperature, but can be dissolved in organic solvents such as alcohols, ethers, etc.
Use:
2, can be used as an intermediate or reducing agent. It is often used in the preparation of various drugs and pesticides in organic synthesis.
Method:
2, The preparation method of pyridinium can be obtained by reacting 4-nitropyridine with bromine under acidic conditions. First, 4-nitropyridine is dissolved in alcohol and then an appropriate amount of bromine is added. After the reaction, distillation gives 2, the product.
Safety Information:
2, it is irritating, and protective gloves and glasses should be worn during operation. Avoid contact with skin and eyes and maintain good ventilation. Should be properly stored, away from fire and flammable materials. Avoid inhaling dust or gas during use. In case of misuse or contact, seek medical attention immediately.
Nature:
2, is a yellow crystalline solid with a strong pungent odor. It is insoluble in water at room temperature, but can be dissolved in organic solvents such as alcohols, ethers, etc.
Use:
2, can be used as an intermediate or reducing agent. It is often used in the preparation of various drugs and pesticides in organic synthesis.
Method:
2, The preparation method of pyridinium can be obtained by reacting 4-nitropyridine with bromine under acidic conditions. First, 4-nitropyridine is dissolved in alcohol and then an appropriate amount of bromine is added. After the reaction, distillation gives 2, the product.
Safety Information:
2, it is irritating, and protective gloves and glasses should be worn during operation. Avoid contact with skin and eyes and maintain good ventilation. Should be properly stored, away from fire and flammable materials. Avoid inhaling dust or gas during use. In case of misuse or contact, seek medical attention immediately.
Last Update：2024-04-09 21:01:54
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