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4-Chloro-3-Nitrobenzenesulfonate
Linshang Chemical
|
HS Code |
493399 |
| Chemical Formula | C6H3ClNO5S |
| Molar Mass | 253.61 g/mol |
| Appearance | Solid |
| Physical State At Room Temperature | Solid |
| Solubility In Water | Low solubility |
| Solubility In Organic Solvents | Soluble in some organic solvents |
| Melting Point | Data may vary |
| Boiling Point | Data may vary |
| Density | Data may vary |
| Color | Typically off - white or yellowish |
As an accredited 4-Chloro-3-Nitrobenzenesulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g of 4 - chloro - 3 - nitrobenzenesulfonate in a sealed, labeled chemical - grade bag. |
| Storage | 4 - chloro - 3 - nitrobenzenesulfonate should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in tightly - sealed containers to prevent moisture absorption and potential reactions. Avoid storing near incompatible substances. This helps maintain its chemical stability and reduces the risk of hazardous incidents. |
| Shipping | 4 - chloro - 3 - nitrobenzenesulfonate, a chemical, must be shipped in accordance with strict hazardous materials regulations. Use appropriate packaging to prevent leakage, and clearly label containers to ensure safe transportation. |
Competitive 4-Chloro-3-Nitrobenzenesulfonate prices that fit your budget—flexible terms and customized quotes for every order.
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What is the chemical structure of 4-chloro-3-nitrobenzenesulfonate?
The chemical structure of 4-chloro-3-nitrobenzene sulfonate should also be analyzed by scientific methods. In this compound, the benzene ring is a group, and there are trifunctional groups connected to it. One is a chlorine atom, which occupies the fourth position of the benzene ring; the other is a nitro group, which is located at the third position of the benzene ring; the third is a benzene sulfonate ion, which is also connected to the benzene ring.
The benzene ring is a six-membered carbon ring with a conjugated structure and is very stable. The chlorine atom, a halogen element, is also connected to the benzene ring, which can affect the electron cloud density of the benzene ring due to its electron-absorbing induction effect. The nitro group, a strong electron-withdrawing group, also has not only the induction effect of electron-withdrawing, but also the conjugation effect at the third position of the benzene ring, which can greatly reduce the electron cloud density of the benzene ring, especially the electron cloud density of the adjacent and para-position.
benzenesulfonate ion, hydrophilic, can make this compound have a certain solubility in water. And in the reaction, it can show unique chemical properties due to the influence of chlorine atoms and nitro groups on the benzene ring. For example, in the nucleophilic substitution reaction, because the adjacent and para-positions of the chlorine atom are affected by the nitro electron-withdrawing, the electron cloud density is low, and it is vulnerable to the attack of nucleophiles, resulting in a substitution reaction, resulting in different products.
The chemical structure of this compound is influenced by each other, which gives it unique physical and chemical properties and may have important applications in organic synthesis, medicinal chemistry and other fields.
The benzene ring is a six-membered carbon ring with a conjugated structure and is very stable. The chlorine atom, a halogen element, is also connected to the benzene ring, which can affect the electron cloud density of the benzene ring due to its electron-absorbing induction effect. The nitro group, a strong electron-withdrawing group, also has not only the induction effect of electron-withdrawing, but also the conjugation effect at the third position of the benzene ring, which can greatly reduce the electron cloud density of the benzene ring, especially the electron cloud density of the adjacent and para-position.
benzenesulfonate ion, hydrophilic, can make this compound have a certain solubility in water. And in the reaction, it can show unique chemical properties due to the influence of chlorine atoms and nitro groups on the benzene ring. For example, in the nucleophilic substitution reaction, because the adjacent and para-positions of the chlorine atom are affected by the nitro electron-withdrawing, the electron cloud density is low, and it is vulnerable to the attack of nucleophiles, resulting in a substitution reaction, resulting in different products.
The chemical structure of this compound is influenced by each other, which gives it unique physical and chemical properties and may have important applications in organic synthesis, medicinal chemistry and other fields.
What are the physical properties of 4-chloro-3-nitrobenzenesulfonate?
4-Chloro-3-nitrobenzene sulfonate, its physical properties are quite important, and it is related to many chemical applications. This compound is mostly in a solid state at room temperature, but it also depends on its specific salts.
Looking at its color, it is usually white to light yellow powder or crystal. The characterization of this color can help chemical workers to initially identify it. Its shape is regular and its crystal structure is orderly. This ordered state is of great significance when analyzing its internal structure and characteristics.
As for its melting point, it varies slightly depending on the specific salts. Generally speaking, the melting point is in a relatively high range. Such a high melting point makes its stability quite good under normal conditions, and it is not easy to change the state of matter due to slight changes in temperature.
In terms of solubility, 4-chloro-3-nitrobenzene sulfonate has limited solubility in water, but it can show good solubility in some organic solvents. For example, in polar organic solvents, a certain degree of solubility can be achieved by the interaction between molecules. This solubility characteristic is a key consideration in the separation, purification and choice of reaction medium in chemical production.
Furthermore, its density is also one of the important physical properties. Although it varies depending on the specific salt, its density usually makes the compound have a specific sedimentation or suspension behavior in the liquid system, which is a key point that cannot be ignored in the design of the relevant process flow.
In addition, the hygroscopicity of 4-chloro-3-nitrobenzene sulfonate also needs attention. Although it is not very hygroscopic, it may still absorb a certain amount of water in high humidity environments, and this hygroscopic behavior may affect its storage and use.
In summary, the physical properties of 4-chloro-3-nitrobenzene sulfonates, such as color, morphology, melting point, solubility, density, and hygroscopicity, are of great significance in the research, production, and application of chemical industry.
Looking at its color, it is usually white to light yellow powder or crystal. The characterization of this color can help chemical workers to initially identify it. Its shape is regular and its crystal structure is orderly. This ordered state is of great significance when analyzing its internal structure and characteristics.
As for its melting point, it varies slightly depending on the specific salts. Generally speaking, the melting point is in a relatively high range. Such a high melting point makes its stability quite good under normal conditions, and it is not easy to change the state of matter due to slight changes in temperature.
In terms of solubility, 4-chloro-3-nitrobenzene sulfonate has limited solubility in water, but it can show good solubility in some organic solvents. For example, in polar organic solvents, a certain degree of solubility can be achieved by the interaction between molecules. This solubility characteristic is a key consideration in the separation, purification and choice of reaction medium in chemical production.
Furthermore, its density is also one of the important physical properties. Although it varies depending on the specific salt, its density usually makes the compound have a specific sedimentation or suspension behavior in the liquid system, which is a key point that cannot be ignored in the design of the relevant process flow.
In addition, the hygroscopicity of 4-chloro-3-nitrobenzene sulfonate also needs attention. Although it is not very hygroscopic, it may still absorb a certain amount of water in high humidity environments, and this hygroscopic behavior may affect its storage and use.
In summary, the physical properties of 4-chloro-3-nitrobenzene sulfonates, such as color, morphology, melting point, solubility, density, and hygroscopicity, are of great significance in the research, production, and application of chemical industry.
What are the main uses of 4-chloro-3-nitrobenzenesulfonate?
4-Chloro-3-nitrobenzene sulfonate, which has a wide range of uses. In chemical synthesis, it is often used as a key intermediate. Due to the unique structure of chlorine atoms, nitro groups and sulfonic acid groups on the benzene ring, it is endowed with active chemical properties and can participate in many organic reactions.
First, in the field of drug synthesis, or as an important starting material. Through clever chemical reactions, molecular structures with specific pharmacological activities can be constructed, paving the way for the creation of new drugs. For example, through nucleophilic substitution reactions, chlorine atoms can be replaced by other biologically active groups to generate drug molecules with therapeutic effects for specific diseases.
Second, in the field of materials science, it also has extraordinary performance. It can be used to prepare functional polymer materials. By polymerizing with specific monomers and introducing them into the main or side chains of polymers, the materials are endowed with special properties such as antibacterial and antistatic, so as to expand the application scenarios of materials and play an important role in electronics, medical and other industries.
Furthermore, in the synthesis of dyes, 4-chloro-3-nitrobenzene sulfonate is also indispensable. It can be used as a precursor to synthesize specific color and performance dyes. After a series of diazotization, coupling and other reactions, bright-colored and stable dyes can be obtained, which are widely used in textile printing and dyeing and other industries to add brilliant colors to fabrics.
First, in the field of drug synthesis, or as an important starting material. Through clever chemical reactions, molecular structures with specific pharmacological activities can be constructed, paving the way for the creation of new drugs. For example, through nucleophilic substitution reactions, chlorine atoms can be replaced by other biologically active groups to generate drug molecules with therapeutic effects for specific diseases.
Second, in the field of materials science, it also has extraordinary performance. It can be used to prepare functional polymer materials. By polymerizing with specific monomers and introducing them into the main or side chains of polymers, the materials are endowed with special properties such as antibacterial and antistatic, so as to expand the application scenarios of materials and play an important role in electronics, medical and other industries.
Furthermore, in the synthesis of dyes, 4-chloro-3-nitrobenzene sulfonate is also indispensable. It can be used as a precursor to synthesize specific color and performance dyes. After a series of diazotization, coupling and other reactions, bright-colored and stable dyes can be obtained, which are widely used in textile printing and dyeing and other industries to add brilliant colors to fabrics.
What are 4-chloro-3-nitrobenzenesulfonate synthesis methods?
The synthesis method of 4-chloro-3-nitrobenzene sulfonate is quite complicated and allows me to go into detail.
First, it can be obtained by neutralizing 4-chloro-3-nitrobenzene sulfonic acid with alkali metal hydroxides, alkaline earth metal hydroxides or organic bases. For example, dissolve 4-chloro-3-nitrobenzene sulfonic acid in an appropriate amount of solvent, such as water, then slowly add sodium hydroxide solution, control the reaction temperature and pH value, stir well, and after the reaction is complete, evaporation, crystallization and other steps can obtain 4-chloro-3-nitrobenzene sulfonic acid sodium salt. This process requires attention to the reaction temperature. If the temperature is too high, it may cause side reactions to occur, which will affect the purity of the product.
Second, benzene is used as the starting material, and chlorine atoms are first introduced through a chlorination reaction to generate chlorobenzene. Chlorobenzene is then nitrified. Under the action of suitable nitrifying reagents (such as mixed acids of concentrated nitric acid and concentrated sulfuric acid), 4-chloro-3-nitrobenzene can be obtained. After that, 4-chloro-3-nitrobenzene is sulfonated with fuming sulfuric acid to form 4-chloro-3-nitrobenzene sulfuric acid, and finally reacts with the corresponding base to form a salt. There are many steps in this route, and each step of the reaction needs to strictly control the reaction conditions to ensure the yield and selectivity of each step. In the chlorination reaction, the rate of chlorine gas entry, reaction temperature and time all affect the distribution of the product; in the nitration reaction, the proportion of mixed acid, reaction temperature and other factors are also crucial; the sulfonation reaction also needs to control the amount of fuming sulfuric acid and reaction temperature, etc., in order to successfully prepare 4-chloro-3-nitrobenzene sulfonic acid, and then form a salt.
Third, other aromatic compounds are also used as starting materials and converted into 4-chloro-3-nitrobenzene sulfonate through multi-step reactions. However, such methods may not be as widely used as the above two due to the scarcity of raw materials and more complicated reaction steps.
When synthesizing 4-chloro-3-nitrobenzene sulfonate, no matter what method is used, it is necessary to pay attention to the precise control of reaction conditions, separation and purification of intermediate products, so as to improve the purity and yield of the product.
First, it can be obtained by neutralizing 4-chloro-3-nitrobenzene sulfonic acid with alkali metal hydroxides, alkaline earth metal hydroxides or organic bases. For example, dissolve 4-chloro-3-nitrobenzene sulfonic acid in an appropriate amount of solvent, such as water, then slowly add sodium hydroxide solution, control the reaction temperature and pH value, stir well, and after the reaction is complete, evaporation, crystallization and other steps can obtain 4-chloro-3-nitrobenzene sulfonic acid sodium salt. This process requires attention to the reaction temperature. If the temperature is too high, it may cause side reactions to occur, which will affect the purity of the product.
Second, benzene is used as the starting material, and chlorine atoms are first introduced through a chlorination reaction to generate chlorobenzene. Chlorobenzene is then nitrified. Under the action of suitable nitrifying reagents (such as mixed acids of concentrated nitric acid and concentrated sulfuric acid), 4-chloro-3-nitrobenzene can be obtained. After that, 4-chloro-3-nitrobenzene is sulfonated with fuming sulfuric acid to form 4-chloro-3-nitrobenzene sulfuric acid, and finally reacts with the corresponding base to form a salt. There are many steps in this route, and each step of the reaction needs to strictly control the reaction conditions to ensure the yield and selectivity of each step. In the chlorination reaction, the rate of chlorine gas entry, reaction temperature and time all affect the distribution of the product; in the nitration reaction, the proportion of mixed acid, reaction temperature and other factors are also crucial; the sulfonation reaction also needs to control the amount of fuming sulfuric acid and reaction temperature, etc., in order to successfully prepare 4-chloro-3-nitrobenzene sulfonic acid, and then form a salt.
Third, other aromatic compounds are also used as starting materials and converted into 4-chloro-3-nitrobenzene sulfonate through multi-step reactions. However, such methods may not be as widely used as the above two due to the scarcity of raw materials and more complicated reaction steps.
When synthesizing 4-chloro-3-nitrobenzene sulfonate, no matter what method is used, it is necessary to pay attention to the precise control of reaction conditions, separation and purification of intermediate products, so as to improve the purity and yield of the product.
What are the precautions in storage and transportation of 4-chloro-3-nitrobenzenesulfonate?
4-Chloro-3-nitrobenzene sulfonate, when storing and transporting, pay attention to many matters.
First, this material has certain chemical activity and is easy to react with other substances, so it should be stored in a dry, cool and well-ventilated place. If placed in a humid place, moisture may cause hydrolysis, which will damage its quality; if placed in a high temperature environment, or increase the reaction rate, or even cause danger.
Second, because it may be corrosive, storage containers must be corrosion-resistant. Special chemical storage appliances, such as glass, specific plastics or stainless steel materials, should be used, and the containers must be tightly sealed to prevent leakage, pollution of the environment or endangering personnel.
Third, when transporting, it is also necessary to strictly abide by relevant laws and regulations. Packaging should be sturdy and have corresponding warning labels to indicate its characteristics. Transportation personnel need to be professionally trained and familiar with emergency handling. If there is a leak on the way, it should be disposed of quickly according to the established procedures to prevent the spread of hazards.
Fourth, avoid co-storage and co-transportation with reducing substances, strong acids and alkalis, etc. Because of its oxidizing properties, it can be mixed with reducing agents, or trigger a violent reaction, causing ignition and explosion. Coexisting with strong acids and alkalis may also cause dangerous reactions and threaten safety.
In conclusion, 4-chloro-3-nitrobenzene sulfonate requires careful treatment of environmental conditions, container materials, regulatory compliance, and item compatibility during storage and transportation to ensure process safety and avoid accidents.
First, this material has certain chemical activity and is easy to react with other substances, so it should be stored in a dry, cool and well-ventilated place. If placed in a humid place, moisture may cause hydrolysis, which will damage its quality; if placed in a high temperature environment, or increase the reaction rate, or even cause danger.
Second, because it may be corrosive, storage containers must be corrosion-resistant. Special chemical storage appliances, such as glass, specific plastics or stainless steel materials, should be used, and the containers must be tightly sealed to prevent leakage, pollution of the environment or endangering personnel.
Third, when transporting, it is also necessary to strictly abide by relevant laws and regulations. Packaging should be sturdy and have corresponding warning labels to indicate its characteristics. Transportation personnel need to be professionally trained and familiar with emergency handling. If there is a leak on the way, it should be disposed of quickly according to the established procedures to prevent the spread of hazards.
Fourth, avoid co-storage and co-transportation with reducing substances, strong acids and alkalis, etc. Because of its oxidizing properties, it can be mixed with reducing agents, or trigger a violent reaction, causing ignition and explosion. Coexisting with strong acids and alkalis may also cause dangerous reactions and threaten safety.
In conclusion, 4-chloro-3-nitrobenzene sulfonate requires careful treatment of environmental conditions, container materials, regulatory compliance, and item compatibility during storage and transportation to ensure process safety and avoid accidents.
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