1,4-Dibromo-2,3-difluorobenzene - Names and Identifiers
Name | 1,4-Dibromo-2,3-difluorobenzene
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Synonyms | EA225 K0109 4-DIBROMO-2 FR BF CE FE 2,3-Difluoro-1,4-dibromobenzene 1,4-Dibromo-2,3-difluorobenzene Benzene,1,4-dibroMo-2,3-difluoro- Benzene, 1,4-dibromo-2,3-difluoro-
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CAS | 156682-52-9
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EINECS | 811-056-8 |
InChI | InChI=1/C6H2Br2F2/c7-3-1-2-4(8)6(10)5(3)9/h1-2H |
InChIKey | RGXGEFSBDPGCEU-UHFFFAOYSA-N |
1,4-Dibromo-2,3-difluorobenzene - Physico-chemical Properties
Molecular Formula | C6H2Br2F2
|
Molar Mass | 271.88 |
Density | 2.087 |
Boling Point | 212℃ |
Flash Point | 82℃ |
Vapor Presure | 0.259mmHg at 25°C |
Appearance | clear liquid |
Color | Colorless to Red to Green |
Storage Condition | Keep in dark place,Sealed in dry,2-8°C |
Refractive Index | 1.5620-1.5660 |
1,4-Dibromo-2,3-difluorobenzene - Introduction
1,4-dibromo-2, 3-difluorobenzene is an organic compound with the chemical formula C6H2Br2F2. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 1,4-dibromo-2, 3-difluorobenzene is a colorless crystal or light yellow liquid.
-Melting point: about 28-30 degrees Celsius.
-Boiling point: About 220-228 degrees Celsius.
-Density: about 2.38g/cm3.
-Solubility: It dissolves in organic solvents such as ethanol, ether and chlorinated hydrocarbons, but has poor solubility in water.
Use:
-1,4-dibromo-2, 3-difluorobenzene is mainly used in organic synthesis reactions as a source of brominating agents and fluorinating agents.
-It can be used to introduce bromine and fluorine atoms into organic molecules to synthesize compounds with specific chemical properties.
-Due to its high reactivity, it has potential application value in the fields of medicine, dyes, pesticides and coatings.
Method:
-A common preparation method is to obtain 1,4-dibromo-2, 3-difluorobenzene by reacting bromobenzene with hydrogen fluoride. The reaction conditions can be adjusted as needed, and the usual reaction conditions include carrying out under acidic conditions and adding an appropriate amount of catalyst.
Safety Information:
-1,4-dibromo-2, 3-difluorobenzene is an organic solvent that should be used with care and avoid contact with skin, eyes and respiratory tract.
-Wear personal protective equipment such as chemical protective gloves, goggles and protective masks when in use.
-During storage and handling, observe relevant safety procedures and ensure good ventilation.
-When disposing of waste, it should be properly disposed of in accordance with local environmental regulations.
Last Update:2024-04-09 02:00:42