Linshang Chemical
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2,6-Dichlorobenzenesulfonyl Chloride
Linshang Chemical
|
HS Code |
312712 |
| Chemical Formula | C6H3Cl3O2S |
| Molecular Weight | 245.51 |
| Appearance | Typically a solid |
| Physical State At Room Temp | Solid |
| Color | May be white to off - white |
| Odor | Pungent |
| Solubility In Water | Insoluble |
| Solubility In Organic Solvents | Soluble in common organic solvents like dichloromethane |
| Melting Point | Data specific to this compound (varies, needs to be experimentally determined) |
| Boiling Point | Data specific to this compound (varies, needs to be experimentally determined) |
| Density | Data specific to this compound (varies, needs to be experimentally determined) |
| Hazard Class | Corrosive, harmful if swallowed/contact with skin/eyes |
As an accredited 2,6-Dichlorobenzenesulfonyl Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g of 2,6 - dichlorobenzenesulfonyl chloride packaged in a sealed glass bottle. |
| Storage | 2,6 - dichlorobenzenesulfonyl chloride should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, flames, and incompatible substances like strong bases. Store in a tightly - sealed container to prevent contact with moisture, which could cause hydrolysis. This helps maintain its chemical integrity and ensures safety during storage. |
| Shipping | 2,6 - dichlorobenzenesulfonyl chloride is a hazardous chemical. Shipping requires proper packaging in accordance with regulations, like using tightly - sealed containers. It must be labeled clearly as hazardous and transported by approved carriers following safety protocols. |
Competitive 2,6-Dichlorobenzenesulfonyl Chloride 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.
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Tel: +8615365006308
Email: info@alchemist-chem.com
Where to Buy 2,6-Dichlorobenzenesulfonyl Chloride in China?
As a trusted 2,6-Dichlorobenzenesulfonyl Chloride manufacturer, we deliver:
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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 2,6-Dichlorobenzenesulfonyl Chloride 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 2,6-dichlorobenzenesulfonyl chloride?
2% 2C6-difluorobenzoyl chloride has a wide range of uses. It is a crucial intermediate in the field of pharmaceutical synthesis. It is used as the starting material for the preparation of many antibacterial and anti-inflammatory drugs. After a series of delicate chemical reactions, molecular structures with specific pharmacological activities are constructed. For example, when synthesizing some new quinolone antibacterial drugs, 2% 2C6-difluorobenzoyl chloride participates in the reaction, giving the drug better antibacterial properties and pharmacokinetic properties.
It is also indispensable in the creation of pesticides. With it as a key component, high-efficiency, low-toxicity and environmentally friendly pesticides can be prepared. For example, some new insecticides and fungicides, with their unique chemical structures, exhibit excellent inhibition and killing effects on specific pests and bacteria, while minimizing the harm to the environment and non-target organisms.
In the field of materials science, 2% 2C6-difluorobenzoyl chloride also plays an important role. It can be used to synthesize polymer materials with special properties, such as some polymers with high temperature resistance and chemical corrosion resistance. Such polymers are widely used in high-end fields such as aerospace, electronics and electrical appliances, providing solid material support for the development of related industries.
In summary, 2% 2C6-difluorobenzoyl chloride plays a crucial role in many fields such as medicine, pesticides and materials, and promotes technological progress and innovation in various fields.
It is also indispensable in the creation of pesticides. With it as a key component, high-efficiency, low-toxicity and environmentally friendly pesticides can be prepared. For example, some new insecticides and fungicides, with their unique chemical structures, exhibit excellent inhibition and killing effects on specific pests and bacteria, while minimizing the harm to the environment and non-target organisms.
In the field of materials science, 2% 2C6-difluorobenzoyl chloride also plays an important role. It can be used to synthesize polymer materials with special properties, such as some polymers with high temperature resistance and chemical corrosion resistance. Such polymers are widely used in high-end fields such as aerospace, electronics and electrical appliances, providing solid material support for the development of related industries.
In summary, 2% 2C6-difluorobenzoyl chloride plays a crucial role in many fields such as medicine, pesticides and materials, and promotes technological progress and innovation in various fields.
What are the physical properties of 2,6-dichlorobenzenesulfonyl chloride?
2% 2C6-difluorobenzoyl chloride is an important compound in organic chemistry. Its physical properties are quite unique, and I am here to describe them.
First of all, its appearance, under room temperature, 2% 2C6-difluorobenzoyl chloride is often colorless to light yellow liquid. It looks clear, like a pool of autumn water, but it has a strong pungent smell. It is pungent to smell and feels uncomfortable when it enters the nose. This is a warning to everyone and needs to be handled with caution.
Furthermore, on its melting and boiling point. Its boiling point is between 197 ° C and 199 ° C. When the temperature rises, this substance gradually converts from liquid to gaseous state. The melting point is about -27 ° C, and the temperature drops to that, and the liquid will solidify into a solid state.
Its density is also considerable, about 1.385g/cm ³, which is heavier than water, so if it is mixed with water, it will sink underwater. And its solubility is also an important characteristic. In common organic solvents such as ether and toluene, 2% 2C6-difluorobenzoyl chloride can be well dissolved, just like fish get water, but in water it is not soluble, and the two seem to be distinct and difficult to blend.
In addition, 2% 2C6-difluorobenzoyl chloride is chemically active and easily reacts with compounds containing active hydrogen. This property makes it very useful in the field of organic synthesis. It can provide key raw materials and reaction paths for the preparation of many fine chemicals. However, due to its activity, when storing and using, it is necessary to be careful to avoid contact with incompatible substances to prevent unexpected reactions.
First of all, its appearance, under room temperature, 2% 2C6-difluorobenzoyl chloride is often colorless to light yellow liquid. It looks clear, like a pool of autumn water, but it has a strong pungent smell. It is pungent to smell and feels uncomfortable when it enters the nose. This is a warning to everyone and needs to be handled with caution.
Furthermore, on its melting and boiling point. Its boiling point is between 197 ° C and 199 ° C. When the temperature rises, this substance gradually converts from liquid to gaseous state. The melting point is about -27 ° C, and the temperature drops to that, and the liquid will solidify into a solid state.
Its density is also considerable, about 1.385g/cm ³, which is heavier than water, so if it is mixed with water, it will sink underwater. And its solubility is also an important characteristic. In common organic solvents such as ether and toluene, 2% 2C6-difluorobenzoyl chloride can be well dissolved, just like fish get water, but in water it is not soluble, and the two seem to be distinct and difficult to blend.
In addition, 2% 2C6-difluorobenzoyl chloride is chemically active and easily reacts with compounds containing active hydrogen. This property makes it very useful in the field of organic synthesis. It can provide key raw materials and reaction paths for the preparation of many fine chemicals. However, due to its activity, when storing and using, it is necessary to be careful to avoid contact with incompatible substances to prevent unexpected reactions.
Is the chemical properties of 2,6-dichlorobenzenesulfonyl chloride stable?
The chemical properties of 2% 2C6-difluorobenzoyl chloride are quite stable. This is because in the molecular structure, the benzene ring has a conjugated system, which reduces the molecular energy and enhances the stability. And the fluorine atom is extremely electronegative. When connected to the benzene ring, the electron cloud density of the benzene ring is reduced by the electron-absorbing induction effect, which weakens the electrophilic substitution reaction activity on the benzene ring, and then improves the overall stability.
Furthermore, although the acid chloride functional group has a certain activity, after conjugation with the benzene ring, the electron cloud distribution is more uniform, and some of the activity is dispersed, resulting in a decrease in the reactivity compared with the general acid chloride, and the stability is improved. However, it should be noted that its stability is not absolute. Under certain conditions, in contact with water, the acid chloride group is prone to hydrolysis to form benzoic acid and hydrogen chloride. In an alkaline environment, the hydrolysis rate is faster. When in contact with nucleophilic reagents, such as alcohols and amines, nucleophilic substitution reactions also occur, resulting in esters and amides, respectively.
Although the chemical properties of 2% 2C6-difluorobenzoyl chloride are relatively stable, in actual operation and storage, it is still necessary to take proper protection and storage measures according to its characteristics to prevent reactions from being triggered due to improper conditions, endangering safety and causing losses.
Furthermore, although the acid chloride functional group has a certain activity, after conjugation with the benzene ring, the electron cloud distribution is more uniform, and some of the activity is dispersed, resulting in a decrease in the reactivity compared with the general acid chloride, and the stability is improved. However, it should be noted that its stability is not absolute. Under certain conditions, in contact with water, the acid chloride group is prone to hydrolysis to form benzoic acid and hydrogen chloride. In an alkaline environment, the hydrolysis rate is faster. When in contact with nucleophilic reagents, such as alcohols and amines, nucleophilic substitution reactions also occur, resulting in esters and amides, respectively.
Although the chemical properties of 2% 2C6-difluorobenzoyl chloride are relatively stable, in actual operation and storage, it is still necessary to take proper protection and storage measures according to its characteristics to prevent reactions from being triggered due to improper conditions, endangering safety and causing losses.
What is the preparation method of 2,6-dichlorobenzenesulfonyl chloride?
To prepare fluorine for 2,6-difluorobenzonitrile, the method is as follows:
Take 2,6-dichlorobenzonitrile as the starting material first, which is a common organic compound and is easily available in the chemical industry. Place it in a special reactor, which needs to be temperature and pressure resistant and stable in material to prevent chemical reaction with the material during the reaction.
Then, prepare anhydrous potassium fluoride, which is the key reagent for fluorination. Its purity needs to be high and there are few impurities to avoid the disturbance of side reactions. According to a certain proportion, anhydrous potassium fluoride and 2,6-dichlorobenzonitrile are co-placed in the reactor. The proportion is accurately calculated and determined by multiple tests to achieve the best reaction effect.
Next, a phase transfer catalyst is added, which can promote the transfer of ions between the two phases and speed up the reaction rate. Commonly used phase transfer catalysts such as quaternary ammonium salts are selected according to the characteristics of the reaction system.
After the reaction kettle is sealed, it is gradually heated, and the temperature is controlled in a specific range, generally between 150 and 200 degrees Celsius. This temperature range allows the reaction to proceed efficiently and the product selectivity is good. At the same time, stirring is applied to make the materials fully mixed and contacted to ensure a uniform reaction.
The reaction takes several hours, and the duration is determined according to the reaction process and monitoring results. After the reaction is completed, the product is separated from the reaction system. After decompression distillation, the unreacted raw materials and low boiling point impurities are removed, and then further purified by column chromatography or recrystallization to obtain high-purity 2,6-difluorobenzonitrile.
This method of fluorine production, although the steps are complicated, but through fine control and strict control of the conditions, the product with satisfactory yield and purity can be obtained, which is a commonly used method in the field of organic synthesis.
Take 2,6-dichlorobenzonitrile as the starting material first, which is a common organic compound and is easily available in the chemical industry. Place it in a special reactor, which needs to be temperature and pressure resistant and stable in material to prevent chemical reaction with the material during the reaction.
Then, prepare anhydrous potassium fluoride, which is the key reagent for fluorination. Its purity needs to be high and there are few impurities to avoid the disturbance of side reactions. According to a certain proportion, anhydrous potassium fluoride and 2,6-dichlorobenzonitrile are co-placed in the reactor. The proportion is accurately calculated and determined by multiple tests to achieve the best reaction effect.
Next, a phase transfer catalyst is added, which can promote the transfer of ions between the two phases and speed up the reaction rate. Commonly used phase transfer catalysts such as quaternary ammonium salts are selected according to the characteristics of the reaction system.
After the reaction kettle is sealed, it is gradually heated, and the temperature is controlled in a specific range, generally between 150 and 200 degrees Celsius. This temperature range allows the reaction to proceed efficiently and the product selectivity is good. At the same time, stirring is applied to make the materials fully mixed and contacted to ensure a uniform reaction.
The reaction takes several hours, and the duration is determined according to the reaction process and monitoring results. After the reaction is completed, the product is separated from the reaction system. After decompression distillation, the unreacted raw materials and low boiling point impurities are removed, and then further purified by column chromatography or recrystallization to obtain high-purity 2,6-difluorobenzonitrile.
This method of fluorine production, although the steps are complicated, but through fine control and strict control of the conditions, the product with satisfactory yield and purity can be obtained, which is a commonly used method in the field of organic synthesis.
What are the precautions for storing and transporting 2,6-dichlorobenzenesulfonyl chloride?
2% 2C6-difluorobenzoyl chloride is also a chemical substance. When storing and transporting, be sure to pay attention to many matters.
It is active, corrosive and toxic. When storing, choose a cool, dry and well-ventilated place. Do not coexist with water, alcohols, alkalis and other substances to prevent violent reactions. Because it is rapidly hydrolyzed in contact with water, hydrogen chloride gas is released, causing the pressure in the container to rise, and even causing danger. It should be stored in a sealed corrosion-resistant container to prevent leakage.
During transportation, caution is also required. The carrier must be professionally qualified, and the transportation equipment should have good anti-leakage, fire protection and explosion-proof facilities. When handling, it is necessary to pack and unload lightly, and it is strictly forbidden to drop and heavy pressure to prevent damage to the container. Transportation vehicles should follow the designated route to avoid densely populated areas and water sources. And during transportation, there should be special supervision to check the status of the goods at any time.
Furthermore, storage and transportation places should be equipped with corresponding emergency treatment equipment and protective supplies. In case of emergencies such as leaks, they can respond in time. Operators must also be professionally trained to be familiar with the characteristics of the substance and emergency response methods, so as to ensure the safety of storage and transportation.
It is active, corrosive and toxic. When storing, choose a cool, dry and well-ventilated place. Do not coexist with water, alcohols, alkalis and other substances to prevent violent reactions. Because it is rapidly hydrolyzed in contact with water, hydrogen chloride gas is released, causing the pressure in the container to rise, and even causing danger. It should be stored in a sealed corrosion-resistant container to prevent leakage.
During transportation, caution is also required. The carrier must be professionally qualified, and the transportation equipment should have good anti-leakage, fire protection and explosion-proof facilities. When handling, it is necessary to pack and unload lightly, and it is strictly forbidden to drop and heavy pressure to prevent damage to the container. Transportation vehicles should follow the designated route to avoid densely populated areas and water sources. And during transportation, there should be special supervision to check the status of the goods at any time.
Furthermore, storage and transportation places should be equipped with corresponding emergency treatment equipment and protective supplies. In case of emergencies such as leaks, they can respond in time. Operators must also be professionally trained to be familiar with the characteristics of the substance and emergency response methods, so as to ensure the safety of storage and transportation.
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