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2-Chloro-5-Nitrobenzenesulphonic Acid
Linshang Chemical
|
HS Code |
926233 |
| Chemical Formula | C6H3ClNO5S |
| Molar Mass | 253.61 g/mol |
| Appearance | Yellow solid |
| Solubility In Water | Moderately soluble |
| Melting Point | 120 - 122 °C |
| Boiling Point | Decomposes |
| Odor | Odorless or faint characteristic odor |
| Stability | Stable under normal conditions, but may react with strong bases, oxidizing agents |
As an accredited 2-Chloro-5-Nitrobenzenesulphonic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g of 2 - chloro - 5 - nitrobenzenesulphonic acid in a tightly - sealed plastic container. |
| Storage | 2 - Chloro - 5 - nitrobenzenesulphonic acid 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 to prevent moisture absorption and potential reactions. Store it separately from incompatible substances like oxidizing agents, reducing agents, and bases to avoid chemical reactions. |
| Shipping | 2 - Chloro - 5 - nitrobenzenesulphonic acid is shipped in well - sealed containers, compliant with chemical transportation regulations. Packaging ensures protection from moisture and physical damage during transit to prevent any spillage or degradation. |
Competitive 2-Chloro-5-Nitrobenzenesulphonic Acid 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 2-Chloro-5-Nitrobenzenesulphonic Acid in China?
As a trusted 2-Chloro-5-Nitrobenzenesulphonic Acid 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 2-Chloro-5-Nitrobenzenesulphonic Acid 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-chloro-5-nitrobenzenesulphonic Acid?
2-Chloro-5-nitrobenzenesulfonic acid is widely used. In the dye industry, it is a key intermediate. It can be converted into many brightly colored and fastness dyes through specific chemical reactions. By condensation and coupling with different compounds, it can build a diverse dye structure to meet the needs of various colors in textile, printing and dyeing industries.
In the field of medicine, 2-chloro-5-nitrobenzenesulfonic acid also has important value. It can be used as a starting material or intermediate for the synthesis of certain drugs. Its special chemical structure endows the reaction activity, which can participate in the construction of the complex molecular structure of the active ingredients of drugs, and help to develop drugs with specific therapeutic effects, such as antibacterial, anti-inflammatory and other drugs. Furthermore, in the field of organic synthetic chemistry, it is often used as a reagent for introducing specific functional groups. With the activity of chlorine atoms, nitro groups and sulfonic acid groups, it can guide the precise occurrence of subsequent reactions to achieve the construction of target organic compounds, providing organic synthetic chemists with effective tools for creating novel organic materials and compounds with unique properties.
In the field of medicine, 2-chloro-5-nitrobenzenesulfonic acid also has important value. It can be used as a starting material or intermediate for the synthesis of certain drugs. Its special chemical structure endows the reaction activity, which can participate in the construction of the complex molecular structure of the active ingredients of drugs, and help to develop drugs with specific therapeutic effects, such as antibacterial, anti-inflammatory and other drugs. Furthermore, in the field of organic synthetic chemistry, it is often used as a reagent for introducing specific functional groups. With the activity of chlorine atoms, nitro groups and sulfonic acid groups, it can guide the precise occurrence of subsequent reactions to achieve the construction of target organic compounds, providing organic synthetic chemists with effective tools for creating novel organic materials and compounds with unique properties.
What are the physical properties of 2-chloro-5-nitrobenzenesulphonic Acid?
2-Chloro-5-nitrobenzenesulfonic acid is one of the organic compounds. It has the following physical properties:
Viewed at room temperature, it is mostly solid or crystalline powder, which is arranged in an orderly manner due to intermolecular forces. In terms of color state, it is often white or light yellow, but it may also vary depending on purity and preparation method.
When it comes to melting point, it is deduced from relevant data and the characteristics of common organic compounds. When it is in a specific temperature range, the interaction of chlorine atoms, nitro groups and sulfonic acid groups in the molecular structure affects the stability of the molecular lattice, and the melting point has its inherent range. However, the exact value needs to be determined by precise experiments.
Solubility is also an important property. In water, due to the strong hydrophilicity of sulfonic acid groups, they can form hydrogen bonds with water molecules, so they have a certain solubility. However, the hydrophobicity of benzene rings and the influence of chlorine and nitro groups make their solubility non-infinite. In organic solvents, according to the principle of similar solubility, polar organic solvents, such as alcohols, can interact with sulfonic acid groups and other parts, or have good solubility; for non-polar organic solvents, such as alkanes, although they have a certain van der Waals force effect with benzene rings, but the polar parts such as sulfonic acid groups are not related to them, so the solubility is poor.
Density, heavier than water. Due to the types of atoms in the molecule and the relative atomic mass distribution, its unit volume mass is greater than that of water. The exact value of its density also depends on precise measurement.
In addition, its volatility is minimal. There are various forces between molecules, such as hydrogen bonds, van der Waals forces, etc., which make it difficult for molecules to escape from the liquid phase, so the volatilization at room temperature is not significant.
In summary, the physical properties of 2-chloro-5-nitrobenzenesulfonic acid are determined by its molecular structure, and each property is of important consideration when applied in chemical engineering, scientific research and other fields.
Viewed at room temperature, it is mostly solid or crystalline powder, which is arranged in an orderly manner due to intermolecular forces. In terms of color state, it is often white or light yellow, but it may also vary depending on purity and preparation method.
When it comes to melting point, it is deduced from relevant data and the characteristics of common organic compounds. When it is in a specific temperature range, the interaction of chlorine atoms, nitro groups and sulfonic acid groups in the molecular structure affects the stability of the molecular lattice, and the melting point has its inherent range. However, the exact value needs to be determined by precise experiments.
Solubility is also an important property. In water, due to the strong hydrophilicity of sulfonic acid groups, they can form hydrogen bonds with water molecules, so they have a certain solubility. However, the hydrophobicity of benzene rings and the influence of chlorine and nitro groups make their solubility non-infinite. In organic solvents, according to the principle of similar solubility, polar organic solvents, such as alcohols, can interact with sulfonic acid groups and other parts, or have good solubility; for non-polar organic solvents, such as alkanes, although they have a certain van der Waals force effect with benzene rings, but the polar parts such as sulfonic acid groups are not related to them, so the solubility is poor.
Density, heavier than water. Due to the types of atoms in the molecule and the relative atomic mass distribution, its unit volume mass is greater than that of water. The exact value of its density also depends on precise measurement.
In addition, its volatility is minimal. There are various forces between molecules, such as hydrogen bonds, van der Waals forces, etc., which make it difficult for molecules to escape from the liquid phase, so the volatilization at room temperature is not significant.
In summary, the physical properties of 2-chloro-5-nitrobenzenesulfonic acid are determined by its molecular structure, and each property is of important consideration when applied in chemical engineering, scientific research and other fields.
What are the chemical properties of 2-chloro-5-nitrobenzenesulphonic Acid?
2-Chloro-5-nitrobenzenesulfonic acid is one of the organic compounds. It is active and has a wide range of uses in various fields of chemical industry.
In terms of its chemical properties, acidity is a significant characteristic. This substance contains sulfonic acid groups (-SO-H), which can dissociate hydrogen ions (H-H) in water. It is in an acidic state and can neutralize with alkali substances to produce corresponding salts and water.
The substitution reaction of 2-chloro-5-nitrobenzenesulfonic acid is also unique. On its benzene ring, chlorine atoms (-Cl) and nitro groups (-NO _ 2) can be replaced by other groups under suitable conditions. The activity of chlorine atoms is not low, and in reactions such as nucleophilic substitution, they can be attacked by nucleophilic reagents, causing chlorine atoms to leave and new groups to enter. Although nitro groups have electron-withdrawing properties, the electron cloud density of benzene rings is reduced, and the reactivity is different from that without nitro groups. However, under some specific reaction conditions, substitution can still occur, providing a variety of paths for organic synthesis.
In addition, reduction reactions are also important chemical properties. Nitro groups can be gradually reduced under the action of appropriate reducing agents. For example, when metals and acids are used as reducing agents, nitro groups may be reduced to nitroso groups (-NO) first, and then reduced to amino groups (-NH2O). This process is of great significance in the preparation of amino-containing compounds in organic synthesis.
Furthermore, because its molecular structure contains a variety of functional groups, the interaction between functional groups makes its chemical properties more complex and rich. In the field of organic synthetic chemistry, it provides the possibility for the construction of organic compounds with multiple structures.
In terms of its chemical properties, acidity is a significant characteristic. This substance contains sulfonic acid groups (-SO-H), which can dissociate hydrogen ions (H-H) in water. It is in an acidic state and can neutralize with alkali substances to produce corresponding salts and water.
The substitution reaction of 2-chloro-5-nitrobenzenesulfonic acid is also unique. On its benzene ring, chlorine atoms (-Cl) and nitro groups (-NO _ 2) can be replaced by other groups under suitable conditions. The activity of chlorine atoms is not low, and in reactions such as nucleophilic substitution, they can be attacked by nucleophilic reagents, causing chlorine atoms to leave and new groups to enter. Although nitro groups have electron-withdrawing properties, the electron cloud density of benzene rings is reduced, and the reactivity is different from that without nitro groups. However, under some specific reaction conditions, substitution can still occur, providing a variety of paths for organic synthesis.
In addition, reduction reactions are also important chemical properties. Nitro groups can be gradually reduced under the action of appropriate reducing agents. For example, when metals and acids are used as reducing agents, nitro groups may be reduced to nitroso groups (-NO) first, and then reduced to amino groups (-NH2O). This process is of great significance in the preparation of amino-containing compounds in organic synthesis.
Furthermore, because its molecular structure contains a variety of functional groups, the interaction between functional groups makes its chemical properties more complex and rich. In the field of organic synthetic chemistry, it provides the possibility for the construction of organic compounds with multiple structures.
What is the preparation method of 2-chloro-5-nitrobenzenesulphonic Acid?
To prepare 2-chloro-5-nitrobenzenesulfonic acid, the following method can be followed.
Take benzenesulfonic acid as the starting material and place it in a suitable reaction vessel. Then, under specific reaction conditions, slowly add an appropriate amount of chlorination reagent. For example, when chlorine gas is present in the catalyst, it can replace benzenesulfonic acid with benzenesulfonic acid, so that chlorine atoms are introduced at specific positions on the benzene ring to generate 2-chlorobenzenesulfonic acid. This reaction requires attention to control the reaction temperature, pressure and the proportion of reactants to improve the yield of the target product.
After 2-chlorobenzenesulfonic acid is obtained, the nitrification 2-Chlorobenzenesulfonic acid is placed in another reaction system, and a nitrifying agent is added, such as a mixed acid of concentrated nitric acid and concentrated sulfuric acid. Under suitable temperature, reaction time and other conditions, the nitro group can replace the hydrogen atom at a specific position on the benzene ring. After this step, 2-chloro-5-nitrobenzenesulfonic acid can be obtained.
During the whole preparation process, precise control of the reaction conditions is crucial. If the temperature is too high, or the side reactions increase, it will affect the purity of the product; if the temperature is too low, the reaction rate will be slow and time-consuming. And after each step of the reaction is completed, it must be separated and purified by suitable means, such as crystallization, extraction, distillation, etc., to obtain high-purity 2-chloro-5-nitrobenzenesulfonic acid. In this way, according to the above steps and conditions, the required 2-chloro-5-nitrobenzenesulfonic acid can be prepared.
Take benzenesulfonic acid as the starting material and place it in a suitable reaction vessel. Then, under specific reaction conditions, slowly add an appropriate amount of chlorination reagent. For example, when chlorine gas is present in the catalyst, it can replace benzenesulfonic acid with benzenesulfonic acid, so that chlorine atoms are introduced at specific positions on the benzene ring to generate 2-chlorobenzenesulfonic acid. This reaction requires attention to control the reaction temperature, pressure and the proportion of reactants to improve the yield of the target product.
After 2-chlorobenzenesulfonic acid is obtained, the nitrification 2-Chlorobenzenesulfonic acid is placed in another reaction system, and a nitrifying agent is added, such as a mixed acid of concentrated nitric acid and concentrated sulfuric acid. Under suitable temperature, reaction time and other conditions, the nitro group can replace the hydrogen atom at a specific position on the benzene ring. After this step, 2-chloro-5-nitrobenzenesulfonic acid can be obtained.
During the whole preparation process, precise control of the reaction conditions is crucial. If the temperature is too high, or the side reactions increase, it will affect the purity of the product; if the temperature is too low, the reaction rate will be slow and time-consuming. And after each step of the reaction is completed, it must be separated and purified by suitable means, such as crystallization, extraction, distillation, etc., to obtain high-purity 2-chloro-5-nitrobenzenesulfonic acid. In this way, according to the above steps and conditions, the required 2-chloro-5-nitrobenzenesulfonic acid can be prepared.
2-chloro-5-nitrobenzenesulphonic Acid in storage and transportation
2-Chloro-5-nitrobenzenesulfonic acid is a chemical substance. When storing and transporting, pay attention to many matters.
First, the storage place should be dry and well ventilated. This is because if the substance is in a humid place, it is prone to moisture and deterioration, which affects its quality and performance. And well ventilated, it can avoid the accumulation of harmful gases and keep the environment safe.
Second, temperature and humidity also need to be strictly controlled. It should be stored in a cool place to avoid high temperature. Under high temperature, it may cause chemical reactions, resulting in dangerous life. In terms of humidity, it should be maintained in moderation to avoid damage to its quality due to excessive humidity.
Third, the storage place should be kept away from fire sources, heat sources and oxidants. 2-Chloro-5-nitrobenzenesulfonic acid has certain chemical activity. In case of fire, heat or oxidant, it is easy to cause combustion, explosion and other accidents, endangering the safety of personnel and facilities.
Fourth, when transporting, the packaging must be solid and stable. Make sure that during transportation, the packaging is not damaged due to bumps and collisions, causing material leakage.
Fifth, the transportation vehicle should also be selected appropriately, and equipped with corresponding fire and emergency equipment. In case of emergencies, it can be responded to in time to reduce damage hazards.
Sixth, the relevant operators, when professionally trained, are familiar with the characteristics, hazards and emergency treatment methods of the substance. When transporting and storing, operate in accordance with regulations to ensure the safety of the process. In this way, 2-chloro-5-nitrobenzenesulfonic acid must be properly stored and transported to avoid accidents and protect the safety of personnel and the environment.
First, the storage place should be dry and well ventilated. This is because if the substance is in a humid place, it is prone to moisture and deterioration, which affects its quality and performance. And well ventilated, it can avoid the accumulation of harmful gases and keep the environment safe.
Second, temperature and humidity also need to be strictly controlled. It should be stored in a cool place to avoid high temperature. Under high temperature, it may cause chemical reactions, resulting in dangerous life. In terms of humidity, it should be maintained in moderation to avoid damage to its quality due to excessive humidity.
Third, the storage place should be kept away from fire sources, heat sources and oxidants. 2-Chloro-5-nitrobenzenesulfonic acid has certain chemical activity. In case of fire, heat or oxidant, it is easy to cause combustion, explosion and other accidents, endangering the safety of personnel and facilities.
Fourth, when transporting, the packaging must be solid and stable. Make sure that during transportation, the packaging is not damaged due to bumps and collisions, causing material leakage.
Fifth, the transportation vehicle should also be selected appropriately, and equipped with corresponding fire and emergency equipment. In case of emergencies, it can be responded to in time to reduce damage hazards.
Sixth, the relevant operators, when professionally trained, are familiar with the characteristics, hazards and emergency treatment methods of the substance. When transporting and storing, operate in accordance with regulations to ensure the safety of the process. In this way, 2-chloro-5-nitrobenzenesulfonic acid must be properly stored and transported to avoid accidents and protect the safety of personnel and the environment.
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