4-Bromo-3-nitrophenol
4-Bromo-3-nitrophenol
CAS: 78137-76-5
Molecular Formula: C6H4BrNO3
4-Bromo-3-nitrophenol - Names and Identifiers
| Name | 4-Bromo-3-nitrophenol |
| Synonyms | 4-Bromo-3-nitrophenol Phenol, 4-bromo-3-nitro- 2-Bromo-5-hydroxynitrobenzene 2-Bromo-5-hydroxynitrobenzene, 1-Bromo-4-hydroxy-2-nitrobenzene |
| CAS | 78137-76-5 |
| InChI | InChI=1/C6H4BrNO3/c7-5-2-1-4(9)3-6(5)8(10)11/h1-3,9H |
4-Bromo-3-nitrophenol - Physico-chemical Properties
| Molecular Formula | C6H4BrNO3 |
| Molar Mass | 218 |
| Density | 1.881 |
| Melting Point | 144-145 ºC |
| Boling Point | 281 ºC |
| Flash Point | 124 ºC |
| Vapor Presure | 0.002mmHg at 25°C |
| pKa | 7.65±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.652 |
4-Bromo-3-nitrophenol - Introduction
4-Bromo-3-nitrophenol is an organic compound with the chemical formula C6H4BrNO3. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: 4-Bromo-3-nitrophenol is a yellow crystal or crystalline powder.
-Solubility: It can be dissolved in organic solvents such as ethanol and dichloromethane, but it is almost insoluble in water.
-Melting point: Its melting point is about 105-109°C.
Use:
-Dye intermediate: 4-Bromo-3-nitrophenol can be used as a synthetic intermediate for organic dyes.
-Chemical synthesis: It can also be used as an important raw material for organic synthesis and used to synthesize other compounds.
Preparation Method:
4-Bromo-3-nitrophenol is generally obtained by bromination reaction of phenol-based raw materials and then nitration reaction. The steps and conditions of the specific chemical reaction need to be determined according to the specific preparation method.
Safety Information:
-For the human body: 4-Bromo-3-nitrophenol is highly toxic, may cause irritating and corrosive damage, is irritating to the eyes and skin, and may affect the central nervous system and respiratory tract. Contact with skin and eyes should be avoided and protective gloves and glasses should be worn if necessary.
-For the environment: Be careful to handle the waste of 4-Bromo-3-nitrophenol to prevent it from entering the water body and soil, so as to avoid pollution to the environment.
Please note that when handling and handling 4-Bromo-3-nitrophenol, you need to follow correct laboratory operating procedures and take appropriate safety precautions. It is best to perform the relevant experimental or preparative work under suitable laboratory conditions and follow relevant regulations and guidelines.
Nature:
-Appearance: 4-Bromo-3-nitrophenol is a yellow crystal or crystalline powder.
-Solubility: It can be dissolved in organic solvents such as ethanol and dichloromethane, but it is almost insoluble in water.
-Melting point: Its melting point is about 105-109°C.
Use:
-Dye intermediate: 4-Bromo-3-nitrophenol can be used as a synthetic intermediate for organic dyes.
-Chemical synthesis: It can also be used as an important raw material for organic synthesis and used to synthesize other compounds.
Preparation Method:
4-Bromo-3-nitrophenol is generally obtained by bromination reaction of phenol-based raw materials and then nitration reaction. The steps and conditions of the specific chemical reaction need to be determined according to the specific preparation method.
Safety Information:
-For the human body: 4-Bromo-3-nitrophenol is highly toxic, may cause irritating and corrosive damage, is irritating to the eyes and skin, and may affect the central nervous system and respiratory tract. Contact with skin and eyes should be avoided and protective gloves and glasses should be worn if necessary.
-For the environment: Be careful to handle the waste of 4-Bromo-3-nitrophenol to prevent it from entering the water body and soil, so as to avoid pollution to the environment.
Please note that when handling and handling 4-Bromo-3-nitrophenol, you need to follow correct laboratory operating procedures and take appropriate safety precautions. It is best to perform the relevant experimental or preparative work under suitable laboratory conditions and follow relevant regulations and guidelines.
Last Update：2024-04-10 22:29:15
