Linshang Chemical
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4-Amino-2,5-Dichloro-Benzenesulfonicaci
Linshang Chemical
|
HS Code |
813114 |
| Chemical Formula | C6H3Cl2NO3S |
| Molar Mass | 242.06 g/mol |
| Appearance | Solid (usually white or off - white powder) |
| Physical State At Room Temp | Solid |
| Solubility In Water | Moderately soluble |
| Melting Point | Data specific to pure compound needed (approx range might be in hundreds of °C) |
| Boiling Point | Decomposes before boiling in normal conditions |
| Odor | Odorless or faint odor |
| Acidity Pka | Related to its sulfonic acid group, specific value needed |
| Density | Data specific to pure compound required |
As an accredited 4-Amino-2,5-Dichloro-Benzenesulfonicaci factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g of 4 - amino - 2,5 - dichloro - benzenesulfonic acid in sealed plastic bags. |
| Storage | 4 - amino - 2,5 - dichlorobenzenesulfonic acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat, flames, and oxidizing agents. Store in a tightly closed container to prevent moisture absorption and contamination. Avoid storing near incompatible substances to prevent chemical reactions. |
| Shipping | 4 - amino - 2,5 - dichloro - benzenesulfonic acid should be shipped in well - sealed containers, protected from moisture and heat. Follow proper hazardous chemical shipping regulations to ensure safe transportation. |
Competitive 4-Amino-2,5-Dichloro-Benzenesulfonicaci 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
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As a trusted 4-Amino-2,5-Dichloro-Benzenesulfonicaci 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 4-Amino-2,5-Dichloro-Benzenesulfonicaci supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.
What is the main use of 4-amino-2, 5-dichloro-benzenesulfonicaci?
4-Amino-2,5-dichlorobenzenesulfonic acid is a class of organic compounds. Its main uses are quite extensive and have applications in various fields of chemical industry.
First, this compound plays an important role in the preparation of dyes. Due to its structural properties, it can be used as a key intermediate and converted into colorful dyes through a series of chemical reactions. After combining and condensing with other compounds, it endows the dye with unique color and stability, making it play an important role in fabric dyeing, printing and other industries, making the dye bright and lasting.
Second, it also has important value in the field of pharmaceutical synthesis. The synthesis of some drugs requires this as the starting material or intermediate. Its specific amino and chlorine atoms and sulfonic acid structures can participate in the construction of drug molecules, laying the foundation for the development of drugs with specific pharmacological activities, and potentially helping the treatment and prevention of diseases.
Third, in the creation of pesticides, 4-amino-2,5-dichlorobenzenesulfonic acid can also play a role. Or it can be used to synthesize pesticide ingredients with insecticidal, bactericidal, herbicide and other effects. After rational design and synthesis, the biological activity and targeting of pesticides can be improved, and the pest control in agricultural production can be assisted to ensure the healthy growth and yield of crops.
Furthermore, it can also be seen in the manufacture of some fine chemicals. It can be used as a functional additive to improve the specific properties of products, such as surface activity, solubility, etc., so as to meet the needs of different industrial applications and occupy an indispensable position in the chemical industry chain.
First, this compound plays an important role in the preparation of dyes. Due to its structural properties, it can be used as a key intermediate and converted into colorful dyes through a series of chemical reactions. After combining and condensing with other compounds, it endows the dye with unique color and stability, making it play an important role in fabric dyeing, printing and other industries, making the dye bright and lasting.
Second, it also has important value in the field of pharmaceutical synthesis. The synthesis of some drugs requires this as the starting material or intermediate. Its specific amino and chlorine atoms and sulfonic acid structures can participate in the construction of drug molecules, laying the foundation for the development of drugs with specific pharmacological activities, and potentially helping the treatment and prevention of diseases.
Third, in the creation of pesticides, 4-amino-2,5-dichlorobenzenesulfonic acid can also play a role. Or it can be used to synthesize pesticide ingredients with insecticidal, bactericidal, herbicide and other effects. After rational design and synthesis, the biological activity and targeting of pesticides can be improved, and the pest control in agricultural production can be assisted to ensure the healthy growth and yield of crops.
Furthermore, it can also be seen in the manufacture of some fine chemicals. It can be used as a functional additive to improve the specific properties of products, such as surface activity, solubility, etc., so as to meet the needs of different industrial applications and occupy an indispensable position in the chemical industry chain.
4-Amino-2, what are the physical properties of 5-dichloro-benzenesulfonicaci
4-Amino-2,5-dichlorobenzenesulfonic acid is one of the organic compounds. Its physical properties are crucial and related to many practical applications.
Looking at its appearance, it often takes the form of white to light yellow crystalline powder, which is easy to store and transport, and is easy to use in various chemical reactions. Its solubility exhibits a certain degree of solubility in water, which means that in the reaction or operation of the aqueous phase system, it can be more uniformly dispersed, providing convenience for the smooth development of the reaction. However, its solubility in organic solvents varies depending on the type of solvent. Organic solvents such as common ethanol and acetone may have different solubility, which needs to be considered when choosing the appropriate reaction medium or separation and purification method.
When it comes to melting point, the substance has a specific melting point value, a physical constant that is of great significance for identifying its purity and for heating-related process operations. If the purity of the substance is high, the melting point should be relatively fixed and close to the theoretical value; if the melting point is deviated, it may suggest poor purity.
Its density is also an important physical property, which is indispensable when it comes to the calculation of the volume and mass relationship of the mixed system or substance. Density data can help to accurately control the amount of reactant used and the output of the product.
In addition, 4-amino-2,5-dichlorobenzenesulfonic acid may also have hygroscopicity. In a humid environment, it may absorb moisture in the air, which in turn affects its own physical state and chemical properties, so it is necessary to pay attention to the humidity conditions of the environment when storing.
In summary, these physical properties of 4-amino-2,5-dichlorobenzenesulfonic acid play a decisive role in its application in many fields such as chemical production, drug synthesis, and materials science. Relevant practitioners must fully understand and accurately grasp these properties.
Looking at its appearance, it often takes the form of white to light yellow crystalline powder, which is easy to store and transport, and is easy to use in various chemical reactions. Its solubility exhibits a certain degree of solubility in water, which means that in the reaction or operation of the aqueous phase system, it can be more uniformly dispersed, providing convenience for the smooth development of the reaction. However, its solubility in organic solvents varies depending on the type of solvent. Organic solvents such as common ethanol and acetone may have different solubility, which needs to be considered when choosing the appropriate reaction medium or separation and purification method.
When it comes to melting point, the substance has a specific melting point value, a physical constant that is of great significance for identifying its purity and for heating-related process operations. If the purity of the substance is high, the melting point should be relatively fixed and close to the theoretical value; if the melting point is deviated, it may suggest poor purity.
Its density is also an important physical property, which is indispensable when it comes to the calculation of the volume and mass relationship of the mixed system or substance. Density data can help to accurately control the amount of reactant used and the output of the product.
In addition, 4-amino-2,5-dichlorobenzenesulfonic acid may also have hygroscopicity. In a humid environment, it may absorb moisture in the air, which in turn affects its own physical state and chemical properties, so it is necessary to pay attention to the humidity conditions of the environment when storing.
In summary, these physical properties of 4-amino-2,5-dichlorobenzenesulfonic acid play a decisive role in its application in many fields such as chemical production, drug synthesis, and materials science. Relevant practitioners must fully understand and accurately grasp these properties.
4-Amino-2, what are the chemical properties of 5-dichloro-benzenesulfonicaci
4-Amino-2,5-dichlorobenzenesulfonic acid, this is an organic compound. It has the following chemical properties:
First, acidic. The benzenesulfonic acid group is a strong acidic group, which can ionize hydrogen ions in aqueous solution, showing the characteristics of acid. It can neutralize with bases to form corresponding salts and water. If reacted with sodium hydroxide, 4-amino-2,5-dichlorobenzenesulfonic acid and water will be formed. The essence of this reaction is that hydrogen ions combine with hydroxide ions to form water, reflecting its acidic properties.
Second, substitution reaction. The hydrogen atom on the benzene ring changes its activity due to the influence of amino and chlorine atoms. The amino group acts as the power supply group, which can increase the electron cloud density of the benzene ring and make it more prone to electrophilic substitution reactions. For example, under suitable conditions, substitution reactions can occur with halogenated hydrocarbons, acyl halides, etc., and new groups can be introduced into the benzene ring.
Third, redox reaction. Amino groups have certain reductive properties, and can be oxidized when encountering strong oxidants. In case of strong oxidants such as potassium permanganate, amino groups may be oxidized to nitro groups or other oxidation products. At the same time, if there are suitable reducing agents in the system, some groups in this compound may also be reduced.
Fourth, complexation reaction. The nitrogen atom in the amino group contains lone pair electrons, which can be used as a ligand to complex with some metal ions to form stable complexes. This property may have applications in analytical chemistry and materials chemistry.
4-Amino-2,5-dichlorobenzenesulfonic acid has rich chemical properties and has important application value in many fields such as organic synthesis, pharmaceutical chemistry, dye chemistry, etc.
First, acidic. The benzenesulfonic acid group is a strong acidic group, which can ionize hydrogen ions in aqueous solution, showing the characteristics of acid. It can neutralize with bases to form corresponding salts and water. If reacted with sodium hydroxide, 4-amino-2,5-dichlorobenzenesulfonic acid and water will be formed. The essence of this reaction is that hydrogen ions combine with hydroxide ions to form water, reflecting its acidic properties.
Second, substitution reaction. The hydrogen atom on the benzene ring changes its activity due to the influence of amino and chlorine atoms. The amino group acts as the power supply group, which can increase the electron cloud density of the benzene ring and make it more prone to electrophilic substitution reactions. For example, under suitable conditions, substitution reactions can occur with halogenated hydrocarbons, acyl halides, etc., and new groups can be introduced into the benzene ring.
Third, redox reaction. Amino groups have certain reductive properties, and can be oxidized when encountering strong oxidants. In case of strong oxidants such as potassium permanganate, amino groups may be oxidized to nitro groups or other oxidation products. At the same time, if there are suitable reducing agents in the system, some groups in this compound may also be reduced.
Fourth, complexation reaction. The nitrogen atom in the amino group contains lone pair electrons, which can be used as a ligand to complex with some metal ions to form stable complexes. This property may have applications in analytical chemistry and materials chemistry.
4-Amino-2,5-dichlorobenzenesulfonic acid has rich chemical properties and has important application value in many fields such as organic synthesis, pharmaceutical chemistry, dye chemistry, etc.
4-Amino-2, what is the production method of 5-dichloro-benzenesulfonicaci?
The preparation method of 4-amino-2,5-dichlorobenzenesulfonic acid may be different in ancient times, and is now described in common law.
First, 2,5-dichloroaniline is used as the starting material, which is the basis of the reaction. In a suitable reaction vessel, put 2,5-dichloroaniline into it, and then add an appropriate amount of concentrated sulfuric acid. Concentrated sulfuric acid in this reaction is both a sulfonation reagent and a reaction medium. The reaction needs to be carried out under specific temperature conditions, usually stirred at low temperature first, so that the reactants are fully mixed, about 0-10 ° C. This step allows the reactants to initially act and establish the initial state of the reaction.
Then, slowly heat up to a higher temperature, usually between 120 and 180 degrees Celsius, and maintain this temperature reaction for several hours. The heating process must be slow to prevent the reaction from being too violent and causing side reactions to breed. In this high-temperature reaction stage, a sulfonation reaction occurs on the benzene ring of 2,5-dichloroaniline, and the sulfonic acid group (-SO 🥰 H) replaces the hydrogen atom on the benzene ring, thereby generating 4-amino-2,5-dichlorobenzenesulfonic acid.
After the reaction is completed, wait for the reaction liquid to cool down. This is a key step. The cooling rate needs to be controlled. Too fast or too slow may affect the quality of the product. After cooling, pour the reaction liquid into an appropriate amount of ice water, dilute it, and the product precipitates in solid form. Subsequent operations such as filtration and washing are used to remove impurities to obtain pure 4-amino-2,5-dichlorobenzenesulfonic acid. During the washing process, an appropriate amount of water or a specific organic solvent is used to ensure that impurities are removed and product loss is minimized. In this way, the required 4-amino-2,5-dichlorobenzenesulfonic acid can be obtained.
First, 2,5-dichloroaniline is used as the starting material, which is the basis of the reaction. In a suitable reaction vessel, put 2,5-dichloroaniline into it, and then add an appropriate amount of concentrated sulfuric acid. Concentrated sulfuric acid in this reaction is both a sulfonation reagent and a reaction medium. The reaction needs to be carried out under specific temperature conditions, usually stirred at low temperature first, so that the reactants are fully mixed, about 0-10 ° C. This step allows the reactants to initially act and establish the initial state of the reaction.
Then, slowly heat up to a higher temperature, usually between 120 and 180 degrees Celsius, and maintain this temperature reaction for several hours. The heating process must be slow to prevent the reaction from being too violent and causing side reactions to breed. In this high-temperature reaction stage, a sulfonation reaction occurs on the benzene ring of 2,5-dichloroaniline, and the sulfonic acid group (-SO 🥰 H) replaces the hydrogen atom on the benzene ring, thereby generating 4-amino-2,5-dichlorobenzenesulfonic acid.
After the reaction is completed, wait for the reaction liquid to cool down. This is a key step. The cooling rate needs to be controlled. Too fast or too slow may affect the quality of the product. After cooling, pour the reaction liquid into an appropriate amount of ice water, dilute it, and the product precipitates in solid form. Subsequent operations such as filtration and washing are used to remove impurities to obtain pure 4-amino-2,5-dichlorobenzenesulfonic acid. During the washing process, an appropriate amount of water or a specific organic solvent is used to ensure that impurities are removed and product loss is minimized. In this way, the required 4-amino-2,5-dichlorobenzenesulfonic acid can be obtained.
What are the precautions for 4-amino-2, 5-dichloro-benzenesulfonicaci during storage and transportation?
4-Amino-2,5-dichlorobenzenesulfonic acid is a common chemical raw material. When storing and transporting, care must be taken to avoid danger and ensure safety.
When storing, the first choice of environment. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources. This substance is quite sensitive to heat, and high temperature can easily cause it to decompose, which can lead to danger. If the environment is humid, it may also cause moisture and deterioration, affecting the quality and performance.
Furthermore, it should be stored separately from oxidants, alkalis, etc., and should not be mixed. Because of its active chemical properties, contact with oxidants, or violent reaction, there is a risk of combustion and explosion; mixed with alkalis, chemical reactions may also occur, changing its chemical structure and causing losses.
Packaging should also not be ignored. Sealed packaging should be used to prevent it from oxidizing in contact with air, or absorbing moisture in the air. Packaging materials should also be suitable to ensure that it can withstand a certain pressure and will not react with the substance.
During transportation, make sure that the container does not leak, collapse, fall, or damage. The means of transportation should be clean and dry to avoid mixing impurities. When transporting, follow the specified route and do not stop in densely populated areas and places with open flames. During summer transportation, special attention should be paid to preventing sun exposure, and the cool time in the morning and evening should be selected for transportation. When loading and unloading, the operator must load and unload lightly, and it is strictly forbidden to drop and heavy pressure to prevent packaging damage.
In short, the storage and transportation of 4-amino-2,5-dichlorobenzenesulfonic acid is related to safety and quality, and it needs to be operated in strict accordance with specifications, and no sloppiness should be tolerated.
When storing, the first choice of environment. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources. This substance is quite sensitive to heat, and high temperature can easily cause it to decompose, which can lead to danger. If the environment is humid, it may also cause moisture and deterioration, affecting the quality and performance.
Furthermore, it should be stored separately from oxidants, alkalis, etc., and should not be mixed. Because of its active chemical properties, contact with oxidants, or violent reaction, there is a risk of combustion and explosion; mixed with alkalis, chemical reactions may also occur, changing its chemical structure and causing losses.
Packaging should also not be ignored. Sealed packaging should be used to prevent it from oxidizing in contact with air, or absorbing moisture in the air. Packaging materials should also be suitable to ensure that it can withstand a certain pressure and will not react with the substance.
During transportation, make sure that the container does not leak, collapse, fall, or damage. The means of transportation should be clean and dry to avoid mixing impurities. When transporting, follow the specified route and do not stop in densely populated areas and places with open flames. During summer transportation, special attention should be paid to preventing sun exposure, and the cool time in the morning and evening should be selected for transportation. When loading and unloading, the operator must load and unload lightly, and it is strictly forbidden to drop and heavy pressure to prevent packaging damage.
In short, the storage and transportation of 4-amino-2,5-dichlorobenzenesulfonic acid is related to safety and quality, and it needs to be operated in strict accordance with specifications, and no sloppiness should be tolerated.
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