Linshang Chemical
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Alpha-Chloroethylbenzene
Linshang Chemical
|
HS Code |
737029 |
| Chemical Formula | C8H9Cl |
| Molar Mass | 140.61 g/mol |
| Appearance | Colorless to light - yellow liquid |
| Odor | Pungent odor |
| Density | 1.072 g/cm³ (at 20°C) |
| Boiling Point | 179 - 183°C |
| Melting Point | -43°C |
| Solubility In Water | Insoluble |
| Solubility In Organic Solvents | Soluble in most organic solvents like ethanol, ether |
| Flash Point | 65°C |
| Vapor Pressure | 0.46 kPa (at 20°C) |
As an accredited Alpha-Chloroethylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500 - gram bottles of Alpha - chloroethylbenzene, securely sealed in cartons. |
| Storage | Alpha - chloroethylbenzene should be stored in a cool, well - ventilated area, away from direct sunlight. It should be kept in a tightly sealed container to prevent vapor leakage. Store it separately from oxidizing agents, bases, and reactive substances. Use appropriate storage cabinets made of materials resistant to its corrosive nature to ensure safety. |
| Shipping | Alpha - chloroethylbenzene is a hazardous chemical. Shipping requires proper containment in approved containers. It must adhere to strict regulations for hazardous materials, including correct labeling and documentation for safe transportation. |
Competitive Alpha-Chloroethylbenzene prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365006308 or mail to info@alchemist-chem.com.
We will respond to you as soon as possible.
Tel: +8615365006308
Email: info@alchemist-chem.com
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As a leading Alpha-Chloroethylbenzene supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.
What are the chemical properties of Alpha-chloroethylbenzene?
Alpha-chloroethylbenzene is also an organic compound. It has the versatility of halogenated hydrocarbons, is very active, and can be a key substrate in many chemical reactions.
The first nucleophilic substitution reaction, the chlorine atom of alpha-chloroethylbenzene is quite electrophilic due to the electronic effect of benzene ring and alpha-carbon. When encountering nucleophilic reagents, such as alkoxides, amines, cyanides, etc., chlorine atoms are easily attacked by nucleophilic reagents, which can lead to nucleophilic substitution. Taking alkoxides as an example, the nucleophilic ion of alcohol and oxygen attacks alpha-carbon, and the chlorine atom leaves, resulting in ether This reaction often needs to be carried out under the catalysis of suitable solvents and bases to promote the smooth reaction.
The elimination reaction can occur when α-chloroethylbenzene encounters strong bases, such as alcohol solutions of sodium alcohol and sodium hydroxide. The chlorine atom on α-carbon and the hydrogen atom on β-carbon are removed in the form of hydrogen chloride under the action of alkali to form styrene. The conditions of the elimination reaction, such as the strength of the base and the reaction temperature, have a great influence on the selectivity of the product. High temperature and strongly alkaline conditions are more conducive to the elimination of the reaction.
There is also a reaction with metal reagents. α-chloroethylbenzene can react with metals such as magnesium and lithium to form corresponding organometallic reagents. Taking the reaction with magnesium as an example, Grignard reagents are generated in solvents such as anhydrous ether or tetrahydrofuran. This Grignard reagent is extremely active and can undergo nucleophilic addition reactions with many carbonyl compounds to form new carbon-carbon bonds, which are widely used in organic synthesis.
Furthermore, α-chloroethylbenzene has a benzene ring structure and can also undergo electrophilic substitution on the benzene ring. However, due to the blunt action of chloroethyl, the reactivity is slightly lower than that of benzene. Common electrophilic substitution reactions, such as nitrification, halogenation, sulfonation, etc., can occur, and the substituents mainly enter the adjacent and para-sites of the benzene ring.
α-chloroethylbenzene plays an important role in the field of organic synthesis due to its unique chemical properties, providing various pathways for the preparation of various organic compounds. It is an indispensable raw material in organic chemistry research and industrial production.
The first nucleophilic substitution reaction, the chlorine atom of alpha-chloroethylbenzene is quite electrophilic due to the electronic effect of benzene ring and alpha-carbon. When encountering nucleophilic reagents, such as alkoxides, amines, cyanides, etc., chlorine atoms are easily attacked by nucleophilic reagents, which can lead to nucleophilic substitution. Taking alkoxides as an example, the nucleophilic ion of alcohol and oxygen attacks alpha-carbon, and the chlorine atom leaves, resulting in ether This reaction often needs to be carried out under the catalysis of suitable solvents and bases to promote the smooth reaction.
The elimination reaction can occur when α-chloroethylbenzene encounters strong bases, such as alcohol solutions of sodium alcohol and sodium hydroxide. The chlorine atom on α-carbon and the hydrogen atom on β-carbon are removed in the form of hydrogen chloride under the action of alkali to form styrene. The conditions of the elimination reaction, such as the strength of the base and the reaction temperature, have a great influence on the selectivity of the product. High temperature and strongly alkaline conditions are more conducive to the elimination of the reaction.
There is also a reaction with metal reagents. α-chloroethylbenzene can react with metals such as magnesium and lithium to form corresponding organometallic reagents. Taking the reaction with magnesium as an example, Grignard reagents are generated in solvents such as anhydrous ether or tetrahydrofuran. This Grignard reagent is extremely active and can undergo nucleophilic addition reactions with many carbonyl compounds to form new carbon-carbon bonds, which are widely used in organic synthesis.
Furthermore, α-chloroethylbenzene has a benzene ring structure and can also undergo electrophilic substitution on the benzene ring. However, due to the blunt action of chloroethyl, the reactivity is slightly lower than that of benzene. Common electrophilic substitution reactions, such as nitrification, halogenation, sulfonation, etc., can occur, and the substituents mainly enter the adjacent and para-sites of the benzene ring.
α-chloroethylbenzene plays an important role in the field of organic synthesis due to its unique chemical properties, providing various pathways for the preparation of various organic compounds. It is an indispensable raw material in organic chemistry research and industrial production.
What are the physical properties of Alpha-chloroethylbenzene?
Alpha-chloroethylbenzene is also an organic compound. It has unique physical properties, as detailed below.
Under normal temperature and pressure, α-chloroethylbenzene is a colorless to light yellow transparent liquid. Its appearance is clear, and its clear outline can be seen. It is like glaze, shimmering under light.
Smell it, it has a fragrant smell. Its fragrance is not as elegant as the orchid, nor as rich as the rose. However, it has a special fragrance that lingers on the nose and is impressive.
On its boiling point, it is about 181-183 ° C. When heated to this point, the liquid begins to tumble violently, and the water vapor rises, changing from liquid to gaseous.
As for the melting point, it is about -63 ° C. When the temperature drops to this point, the liquid that originally flowed gradually solidifies, as if time is still, and becomes a solid form.
The density of α-chloroethylbenzene is about 1.07g/cm ³, which is slightly heavier than that of water. If it is placed in one place with water, it can be seen that it sinks slowly, like a pearl sinking to the bottom of the water.
Its solubility is also an important property. It is soluble in many organic solvents, such as ethanol, ether, etc., and the two are soluble and fused together, regardless of each other. However, the solubility in water is not good, and when dropped in water, it floats on the water surface like oil flowers, which is distinct from water.
In addition, the vapor pressure and refractive index of α-chloroethylbenzene also have a great impact on its application in chemical industry, scientific research and other fields. Its vapor pressure changes with temperature, and when the temperature increases, the vapor pressure increases; the refractive index is stable, and it may be useful in optical research.
These are the physical properties of α-chloroethylbenzene, which are unique in the world of chemistry.
Under normal temperature and pressure, α-chloroethylbenzene is a colorless to light yellow transparent liquid. Its appearance is clear, and its clear outline can be seen. It is like glaze, shimmering under light.
Smell it, it has a fragrant smell. Its fragrance is not as elegant as the orchid, nor as rich as the rose. However, it has a special fragrance that lingers on the nose and is impressive.
On its boiling point, it is about 181-183 ° C. When heated to this point, the liquid begins to tumble violently, and the water vapor rises, changing from liquid to gaseous.
As for the melting point, it is about -63 ° C. When the temperature drops to this point, the liquid that originally flowed gradually solidifies, as if time is still, and becomes a solid form.
The density of α-chloroethylbenzene is about 1.07g/cm ³, which is slightly heavier than that of water. If it is placed in one place with water, it can be seen that it sinks slowly, like a pearl sinking to the bottom of the water.
Its solubility is also an important property. It is soluble in many organic solvents, such as ethanol, ether, etc., and the two are soluble and fused together, regardless of each other. However, the solubility in water is not good, and when dropped in water, it floats on the water surface like oil flowers, which is distinct from water.
In addition, the vapor pressure and refractive index of α-chloroethylbenzene also have a great impact on its application in chemical industry, scientific research and other fields. Its vapor pressure changes with temperature, and when the temperature increases, the vapor pressure increases; the refractive index is stable, and it may be useful in optical research.
These are the physical properties of α-chloroethylbenzene, which are unique in the world of chemistry.
What are the main uses of Alpha-chloroethylbenzene?
Alpha-chloroethylbenzene is also an organic compound. Its main uses are quite wide, especially in the field of organic synthesis.
First, it can be used as an alkylation reagent. In many organic reactions, it can introduce its own alkyl group into other compounds, which is crucial for the construction of complex organic molecular structures. For example, under the action of a specific catalyst, it undergoes a Fu-gram alkylation reaction with aromatic hydrocarbons, thereby forming novel carbon-carbon bonds and generating a series of aromatic compounds with special structures and properties. These compounds have important uses in the pharmaceutical, fragrance, dye and other industries.
Second, it also plays an important role in the preparation of pharmaceutical intermediates. In the synthesis of many drugs, α-chloroethylbenzene can be converted into key intermediates through a series of reactions. By substituting and eliminating its chlorine atoms, different functional groups can be introduced to meet the needs of drug molecule design, and then synthesize pharmaceutical ingredients with specific pharmacological activities.
Third, it is also useful in the field of materials science. It can participate in the synthesis of polymer materials, and through its special structure and reactivity, it can regulate the properties of polymer materials, such as improving the heat resistance and mechanical properties of materials, providing a way to develop new high-performance materials.
In summary, α-chloroethylbenzene is an important raw material and intermediate in many fields such as organic synthesis, drug preparation, and materials science due to its unique chemical properties, which is of great significance for promoting the development of related industries.
First, it can be used as an alkylation reagent. In many organic reactions, it can introduce its own alkyl group into other compounds, which is crucial for the construction of complex organic molecular structures. For example, under the action of a specific catalyst, it undergoes a Fu-gram alkylation reaction with aromatic hydrocarbons, thereby forming novel carbon-carbon bonds and generating a series of aromatic compounds with special structures and properties. These compounds have important uses in the pharmaceutical, fragrance, dye and other industries.
Second, it also plays an important role in the preparation of pharmaceutical intermediates. In the synthesis of many drugs, α-chloroethylbenzene can be converted into key intermediates through a series of reactions. By substituting and eliminating its chlorine atoms, different functional groups can be introduced to meet the needs of drug molecule design, and then synthesize pharmaceutical ingredients with specific pharmacological activities.
Third, it is also useful in the field of materials science. It can participate in the synthesis of polymer materials, and through its special structure and reactivity, it can regulate the properties of polymer materials, such as improving the heat resistance and mechanical properties of materials, providing a way to develop new high-performance materials.
In summary, α-chloroethylbenzene is an important raw material and intermediate in many fields such as organic synthesis, drug preparation, and materials science due to its unique chemical properties, which is of great significance for promoting the development of related industries.
What are the preparation methods of Alpha-chloroethylbenzene?
The method of preparing α-chloroethylbenzene has about two ends. One is the reaction of benzene and chloroethane under the action of a catalyst. First take an appropriate amount of benzene, place it in a reactor, add an appropriate amount of anhydrous aluminum chloride or ferric chloride as a catalyst, and slowly introduce chloroethane gas. This reaction needs to be carried out at an appropriate temperature and pressure, usually between 60 and 80 degrees Celsius, and the pressure can be slightly higher than normal pressure. During the reaction, the catalyst prompts the hydrogen atom on the benzene ring to substitution with the ethyl group of chloroethane to generate α-chloroethylbenzene. After the reaction, it is separated and purified to obtain a pure product.
The second is the chlorination reaction of ethylbenzene. Ethylbenzene is taken as raw material, placed in a reaction vessel, and chlorine gas is introduced. Light or the addition of an initiator can be used to initiate the reaction. If light is used, the reaction system is placed under light conditions, and the chlorine molecules are excited by light to produce chlorine free radicals. This free radical interacts with the α-position hydrogen atom of ethylbenzene to generate α-chloroethylbenzene. If an initiator is used, such as azobisisobutyronitrile, etc., the initiator is decomposed at an appropriate temperature to produce free radicals, which in turn promotes the occurrence of chlorination reactions. After the reaction, the product needs to be purified by distillation, extraction, etc. to remove unreacted ethylbenzene, chlorine gas and by-products, and finally obtain high-purity α-chloroethyl
The second is the chlorination reaction of ethylbenzene. Ethylbenzene is taken as raw material, placed in a reaction vessel, and chlorine gas is introduced. Light or the addition of an initiator can be used to initiate the reaction. If light is used, the reaction system is placed under light conditions, and the chlorine molecules are excited by light to produce chlorine free radicals. This free radical interacts with the α-position hydrogen atom of ethylbenzene to generate α-chloroethylbenzene. If an initiator is used, such as azobisisobutyronitrile, etc., the initiator is decomposed at an appropriate temperature to produce free radicals, which in turn promotes the occurrence of chlorination reactions. After the reaction, the product needs to be purified by distillation, extraction, etc. to remove unreacted ethylbenzene, chlorine gas and by-products, and finally obtain high-purity α-chloroethyl
Alpha-chloroethylbenzene what are the precautions in storage and transportation?
Fu α-chloroethylbenzene is an organic compound. During storage and transportation, many precautions must be taken.
Bear the brunt, and the storage place must be cool and dry. Because of its certain chemical activity, if it is in a humid and sultry environment, it may cause deterioration. Cover the humid gas, or it can cause chemical reactions such as hydrolysis, which will damage its quality.
Second, keep away from fire and heat sources. α-chloroethylbenzene is a flammable product. In case of open flames and hot topics, it is very easy to burn, and even risk explosion, endangering the safety of the surrounding area.
In addition, when storing, it should be stored separately from oxidants, alkalis and other substances. This is because of its active chemical properties. When it encounters oxidants, it is easy to cause severe oxidation reactions. Contact with alkalis or uncontrollable chemical changes may cause accidents.
As for transportation, it should not be ignored. Transportation vehicles must be equipped with corresponding varieties and quantities of fire fighting equipment and leakage emergency treatment equipment. During the journey, it should be protected from exposure to the sun, rain, and high temperature. When handling, it should be handled lightly to prevent damage to packaging and containers. Due to damaged packaging, α-chloroethylbenzene leaks, which not only pollutes the environment, but also easily causes safety accidents.
All of these are essential for the storage and transportation of alpha-chloroethylbenzene, and practitioners should be careful to ensure safety.
Bear the brunt, and the storage place must be cool and dry. Because of its certain chemical activity, if it is in a humid and sultry environment, it may cause deterioration. Cover the humid gas, or it can cause chemical reactions such as hydrolysis, which will damage its quality.
Second, keep away from fire and heat sources. α-chloroethylbenzene is a flammable product. In case of open flames and hot topics, it is very easy to burn, and even risk explosion, endangering the safety of the surrounding area.
In addition, when storing, it should be stored separately from oxidants, alkalis and other substances. This is because of its active chemical properties. When it encounters oxidants, it is easy to cause severe oxidation reactions. Contact with alkalis or uncontrollable chemical changes may cause accidents.
As for transportation, it should not be ignored. Transportation vehicles must be equipped with corresponding varieties and quantities of fire fighting equipment and leakage emergency treatment equipment. During the journey, it should be protected from exposure to the sun, rain, and high temperature. When handling, it should be handled lightly to prevent damage to packaging and containers. Due to damaged packaging, α-chloroethylbenzene leaks, which not only pollutes the environment, but also easily causes safety accidents.
All of these are essential for the storage and transportation of alpha-chloroethylbenzene, and practitioners should be careful to ensure safety.
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