Linshang Chemical
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3,4-Dichloroberomobenzene
Linshang Chemical
|
HS Code |
637895 |
| Chemical Formula | C6H3BrCl2 |
| Molar Mass | 241.899 g/mol |
| Appearance | Colorless to light yellow solid |
| Odor | Characteristic aromatic odor |
| Melting Point | 34 - 36 °C |
| Boiling Point | 244 - 246 °C |
| Density | 1.822 g/cm³ |
| Solubility In Water | Insoluble |
| Solubility In Organic Solvents | Soluble in common organic solvents like ethanol, ether |
| Flash Point | 106 °C |
| Vapor Pressure | Low vapor pressure at room temperature |
As an accredited 3,4-Dichloroberomobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 - kg bottle of 3,4 - dichlorobromobenzene, tightly sealed for chemical storage. |
| Storage | 3,4 - dichlorobromobenzene should be stored in a cool, dry, well - ventilated area away from heat sources and open flames. It should be kept in a tightly - sealed container, preferably made of corrosion - resistant materials. Store it separately from oxidizing agents, reducing agents, and reactive chemicals to prevent potential chemical reactions. |
| Shipping | 3,4 - Dichlorobromobenzene is shipped in tightly sealed, corrosion - resistant containers. Shipment adheres to strict chemical transportation regulations, ensuring proper handling to prevent spills and maintain safety during transit. |
Competitive 3,4-Dichloroberomobenzene 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
Where to Buy 3,4-Dichloroberomobenzene in China?
As a trusted 3,4-Dichloroberomobenzene manufacturer, we deliver:
Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements.
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Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
As a leading 3,4-Dichloroberomobenzene 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 main uses of 3,4-dichlorobromobenzene?
3,4-Dihydrofuran is an organic compound with a wide range of uses. In the chemical industry, it is often used as a key intermediate in organic synthesis. Through specific chemical reactions, it can be converted into many high-value compounds, such as drugs, fragrances and pesticides.
In the field of drug synthesis, 3,4-dihydrofuran shows important value. Due to its unique chemical structure, it can introduce special active groups to drug molecules to improve drug efficacy and specificity. In the process of many drug development, intermediates containing 3,4-dihydrofuran structures are used to construct drug molecules with specific physiological activities.
In the synthesis of fragrances, 3,4-dihydrofuran also plays a key role. It can be used to synthesize fragrance compounds with unique aromas, add fragrance categories and aroma levels, and is widely used in perfumes, food additives and other industries to give products unique aromas.
In addition, in the field of pesticide synthesis, 3,4-dihydrofuran is also indispensable. With the help of its participation in the synthesis of pesticides, it has an efficient control effect on pests and diseases, and due to structural characteristics, some pesticides may have the advantages of low toxicity and low residue, which is in line with the development needs of modern green agriculture.
In conclusion, with its unique chemical properties and structure, 3,4-dihydrofuran has important uses in many fields such as chemicals, drugs, fragrances, and pesticides, and is of great significance for promoting the development of related industries.
In the field of drug synthesis, 3,4-dihydrofuran shows important value. Due to its unique chemical structure, it can introduce special active groups to drug molecules to improve drug efficacy and specificity. In the process of many drug development, intermediates containing 3,4-dihydrofuran structures are used to construct drug molecules with specific physiological activities.
In the synthesis of fragrances, 3,4-dihydrofuran also plays a key role. It can be used to synthesize fragrance compounds with unique aromas, add fragrance categories and aroma levels, and is widely used in perfumes, food additives and other industries to give products unique aromas.
In addition, in the field of pesticide synthesis, 3,4-dihydrofuran is also indispensable. With the help of its participation in the synthesis of pesticides, it has an efficient control effect on pests and diseases, and due to structural characteristics, some pesticides may have the advantages of low toxicity and low residue, which is in line with the development needs of modern green agriculture.
In conclusion, with its unique chemical properties and structure, 3,4-dihydrofuran has important uses in many fields such as chemicals, drugs, fragrances, and pesticides, and is of great significance for promoting the development of related industries.
What are the physical properties of 3,4-dichlorobromobenzene?
3,4-Difluorobenzoic acid is an organic compound with the following physical properties:
Its appearance is white to light yellow crystalline powder, which is easy to observe and distinguish. Its melting point is between 162-164 ° C. In this temperature range, the substance gradually changes from solid to liquid. This property is of great significance in the separation, purification and identification of substances. The purity of the substance can be determined by means of melting point determination.
3,4-Difluorobenzoic acid is slightly soluble in water, but soluble in organic solvents such as ethanol and ether. This difference in solubility provides convenience for its application in different chemical reactions and separation processes. In the field of organic synthesis, suitable solvents are often selected according to their solubility to promote the smooth progress of the reaction. For example, in some esterification reactions, ethanol is selected as the solvent, which can make 3,4-difluorobenzoic acid better contact and react with alcohols, and improve the reaction efficiency.
The chemical properties of this substance are relatively stable at room temperature and pressure, but under specific conditions, such as high temperature, strong acid, and strong base environment, chemical reactions will occur. In case of strong base, its carboxyl group will neutralize with the base to form corresponding carboxylate. This reaction property can be used to prepare related derivatives in organic synthesis and chemical production, broadening its application scope.
3,4-difluorobenzoic acid has been widely used in many fields such as medicine, pesticides, and materials due to its unique physical properties. In the field of medicine, it is often used as a key intermediate for the synthesis of specific drugs; in the field of materials, it can participate in the preparation of polymer materials with unique properties.
Its appearance is white to light yellow crystalline powder, which is easy to observe and distinguish. Its melting point is between 162-164 ° C. In this temperature range, the substance gradually changes from solid to liquid. This property is of great significance in the separation, purification and identification of substances. The purity of the substance can be determined by means of melting point determination.
3,4-Difluorobenzoic acid is slightly soluble in water, but soluble in organic solvents such as ethanol and ether. This difference in solubility provides convenience for its application in different chemical reactions and separation processes. In the field of organic synthesis, suitable solvents are often selected according to their solubility to promote the smooth progress of the reaction. For example, in some esterification reactions, ethanol is selected as the solvent, which can make 3,4-difluorobenzoic acid better contact and react with alcohols, and improve the reaction efficiency.
The chemical properties of this substance are relatively stable at room temperature and pressure, but under specific conditions, such as high temperature, strong acid, and strong base environment, chemical reactions will occur. In case of strong base, its carboxyl group will neutralize with the base to form corresponding carboxylate. This reaction property can be used to prepare related derivatives in organic synthesis and chemical production, broadening its application scope.
3,4-difluorobenzoic acid has been widely used in many fields such as medicine, pesticides, and materials due to its unique physical properties. In the field of medicine, it is often used as a key intermediate for the synthesis of specific drugs; in the field of materials, it can participate in the preparation of polymer materials with unique properties.
What are the chemical properties of 3,4-dichlorobromobenzene?
3,4-Dihydrofuran is an organic compound with unique chemical properties and is widely used in many fields of organic synthesis. The following is an explanation of its chemical properties:
First, 3,4-dihydrofuran contains an unsaturated double bond, which gives it the typical addition reaction characteristics of olefins. For example, it can be added to halogens (such as bromine), and the bromine-bromine bond in the bromine molecule is broken, and it is added to the carbon atoms at both ends of the double bond to form the corresponding halogenated product. This reaction conditions are mild, usually at room temperature, and can be carried out in inert solvents such as carbon tetrachloride.
Furthermore, its cyclic ether structure also gives it specific reactivity. Because the oxygen atom in the cyclic ether has a lone pair of electrons, it has an impact on the distribution of electron clouds on the ring. Under acidic conditions, the cyclic ether bond can undergo a ring-opening reaction. In case of strong acid, protons can attack the oxygen atom, causing the cyclic ether bond to break, and the nucleophilic reagent then attacks the carbon positive ion intermediate to form a ring-opening product. Specifically, if the nucleophilic reagent is water, an open-chain compound containing hydroxyl groups is formed.
In addition, the α-hydrogen atom of 3,4-dihydrofuran is affected by the conjugation effect of double bonds and oxygen atoms, and has a certain acidity. Although the acidity is weak, under the action of strong bases, α-hydrogen can be captured to form carbon negative ion intermediates. This anion can be used as a nucleophilic reagent to react with electrophilic reagents such as halogenated hydrocarbons to achieve carbon chain growth or introduce other functional groups.
At the same time, 3,4-dihydrofuran can participate in some pericyclic reactions, such as the Diels-Alder reaction. Because it can be used as a diene body, it undergoes [4 + 2] cycloaddition reaction with the diene body to construct new hexamembered cyclic compounds. This reaction has good stereoselectivity and regioselectivity, providing an effective way for the synthesis of complex cyclic compounds.
In conclusion, 3,4-dihydrofuran has a variety of chemical properties due to its unique structure, which makes it an important synthetic building block and reaction intermediate in organic synthesis chemistry.
First, 3,4-dihydrofuran contains an unsaturated double bond, which gives it the typical addition reaction characteristics of olefins. For example, it can be added to halogens (such as bromine), and the bromine-bromine bond in the bromine molecule is broken, and it is added to the carbon atoms at both ends of the double bond to form the corresponding halogenated product. This reaction conditions are mild, usually at room temperature, and can be carried out in inert solvents such as carbon tetrachloride.
Furthermore, its cyclic ether structure also gives it specific reactivity. Because the oxygen atom in the cyclic ether has a lone pair of electrons, it has an impact on the distribution of electron clouds on the ring. Under acidic conditions, the cyclic ether bond can undergo a ring-opening reaction. In case of strong acid, protons can attack the oxygen atom, causing the cyclic ether bond to break, and the nucleophilic reagent then attacks the carbon positive ion intermediate to form a ring-opening product. Specifically, if the nucleophilic reagent is water, an open-chain compound containing hydroxyl groups is formed.
In addition, the α-hydrogen atom of 3,4-dihydrofuran is affected by the conjugation effect of double bonds and oxygen atoms, and has a certain acidity. Although the acidity is weak, under the action of strong bases, α-hydrogen can be captured to form carbon negative ion intermediates. This anion can be used as a nucleophilic reagent to react with electrophilic reagents such as halogenated hydrocarbons to achieve carbon chain growth or introduce other functional groups.
At the same time, 3,4-dihydrofuran can participate in some pericyclic reactions, such as the Diels-Alder reaction. Because it can be used as a diene body, it undergoes [4 + 2] cycloaddition reaction with the diene body to construct new hexamembered cyclic compounds. This reaction has good stereoselectivity and regioselectivity, providing an effective way for the synthesis of complex cyclic compounds.
In conclusion, 3,4-dihydrofuran has a variety of chemical properties due to its unique structure, which makes it an important synthetic building block and reaction intermediate in organic synthesis chemistry.
What is the production method of 3,4-dichlorobromobenzene?
The preparation method of 3,2,4-difluorobenzoic acid is as follows:
First, take an appropriate reaction vessel and place a certain amount of 2,4-dichlorobenzoic acid in it, which is the starting material of the reaction. Add an appropriate amount of fluorinating agent to the container, such as potassium fluoride. The amount of fluorinating agent needs to be precisely controlled, depending on the stoichiometry and reaction requirements, including the reaction process and product formation.
Next, add a suitable solvent, such as dimethyl sulfoxide (DMSO). The function of the solvent is to enable the reactants to be fully mixed, promote the contact and collision between molecules, and facilitate the reaction. At the same time, it also has a certain impact on the temperature and pressure of the reaction system.
Then, seal the reaction vessel and place it in a heating device. Gradually raise the temperature to a specific temperature range, usually between 150-200 ° C. Within this temperature range, the reaction can take place effectively, and the fluorinating agent reacts with the chlorine atoms in 2,4-dichlorobenzoic acid, and the chlorine atoms are gradually replaced by fluorine atoms.
During the reaction, it is necessary to continuously stir with a stirring device to ensure that the reactants are evenly mixed and the reaction is sufficient. At the same time, the reaction process can be closely monitored, and analytical methods such as gas chromatography (GC) or high-performance liquid chromatography (HPLC) can be used to understand the consumption of reactants and the formation of products in real time.
When the reaction reaches the desired level, that is, most of the reactants are converted into the target product 3,2,4-difluorobenzoic acid, the heating is stopped to allow the reaction system to cool naturally. Subsequently, the reaction products are separated and purified. Generally, the solvent is removed by distillation and other methods, and then the product is further purified by recrystallization, column chromatography, etc., to obtain high-purity 3,2,4-difluorobenzoic acid. In this way, the preparation process of 3,2,4-difluorobenzoic acid is completed.
First, take an appropriate reaction vessel and place a certain amount of 2,4-dichlorobenzoic acid in it, which is the starting material of the reaction. Add an appropriate amount of fluorinating agent to the container, such as potassium fluoride. The amount of fluorinating agent needs to be precisely controlled, depending on the stoichiometry and reaction requirements, including the reaction process and product formation.
Next, add a suitable solvent, such as dimethyl sulfoxide (DMSO). The function of the solvent is to enable the reactants to be fully mixed, promote the contact and collision between molecules, and facilitate the reaction. At the same time, it also has a certain impact on the temperature and pressure of the reaction system.
Then, seal the reaction vessel and place it in a heating device. Gradually raise the temperature to a specific temperature range, usually between 150-200 ° C. Within this temperature range, the reaction can take place effectively, and the fluorinating agent reacts with the chlorine atoms in 2,4-dichlorobenzoic acid, and the chlorine atoms are gradually replaced by fluorine atoms.
During the reaction, it is necessary to continuously stir with a stirring device to ensure that the reactants are evenly mixed and the reaction is sufficient. At the same time, the reaction process can be closely monitored, and analytical methods such as gas chromatography (GC) or high-performance liquid chromatography (HPLC) can be used to understand the consumption of reactants and the formation of products in real time.
When the reaction reaches the desired level, that is, most of the reactants are converted into the target product 3,2,4-difluorobenzoic acid, the heating is stopped to allow the reaction system to cool naturally. Subsequently, the reaction products are separated and purified. Generally, the solvent is removed by distillation and other methods, and then the product is further purified by recrystallization, column chromatography, etc., to obtain high-purity 3,2,4-difluorobenzoic acid. In this way, the preparation process of 3,2,4-difluorobenzoic acid is completed.
What are the precautions for storing and transporting 3,4-dichlorobromobenzene?
3% 2C4-difluorobromobenzene is also a chemical substance. During storage and transportation, many matters need to be paid attention to.
When storing, the first environment. It should be placed in a cool and ventilated warehouse, away from fire and heat sources. Because of its certain volatility and chemical activity, high temperature is easy to cause danger, so the control of temperature and humidity is crucial. The warehouse temperature should not exceed 30 ° C, and the relative humidity should be below 80%. And it should be stored separately with oxidants and edible chemicals. If the two are mixed, or cause severe chemical reactions, it will cause disasters.
Furthermore, the packaging must be in good condition. The container used must be resistant to corrosion and sealed to prevent leakage. Because of its leakage not only pollute the environment, but also endanger the safety of people and animals. The storage area should be equipped with suitable containment and handling materials. If there is a leak, it can be dealt with in time.
The transportation journey should not be taken lightly. Transportation vehicles should be equipped with corresponding fire-fighting equipment and leakage emergency treatment equipment. In summer, it is advisable to transport in the morning and evening to avoid high temperature periods. During transportation, ensure that the container does not leak, collapse, fall or damage. Road transportation should be carried on the prescribed route, and do not stop in residential areas and densely populated areas. During railway transportation, it is forbidden to slip away.
Escort personnel should also be aware of its dangerous characteristics and emergency disposal methods. Before and after loading and unloading, the means of transportation should be thoroughly cleaned and cleaned, and it is strictly forbidden to mix organic matter, flammable matter and other im In this way, the safety of 3% 2C4-difluorobromobenzene during storage and transportation is guaranteed.
When storing, the first environment. It should be placed in a cool and ventilated warehouse, away from fire and heat sources. Because of its certain volatility and chemical activity, high temperature is easy to cause danger, so the control of temperature and humidity is crucial. The warehouse temperature should not exceed 30 ° C, and the relative humidity should be below 80%. And it should be stored separately with oxidants and edible chemicals. If the two are mixed, or cause severe chemical reactions, it will cause disasters.
Furthermore, the packaging must be in good condition. The container used must be resistant to corrosion and sealed to prevent leakage. Because of its leakage not only pollute the environment, but also endanger the safety of people and animals. The storage area should be equipped with suitable containment and handling materials. If there is a leak, it can be dealt with in time.
The transportation journey should not be taken lightly. Transportation vehicles should be equipped with corresponding fire-fighting equipment and leakage emergency treatment equipment. In summer, it is advisable to transport in the morning and evening to avoid high temperature periods. During transportation, ensure that the container does not leak, collapse, fall or damage. Road transportation should be carried on the prescribed route, and do not stop in residential areas and densely populated areas. During railway transportation, it is forbidden to slip away.
Escort personnel should also be aware of its dangerous characteristics and emergency disposal methods. Before and after loading and unloading, the means of transportation should be thoroughly cleaned and cleaned, and it is strictly forbidden to mix organic matter, flammable matter and other im In this way, the safety of 3% 2C4-difluorobromobenzene during storage and transportation is guaranteed.
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