Linshang Chemical
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Dimethyl5-Chloromethyl-1,3-Benzene-Dicarboxylate
Linshang Chemical
|
HS Code |
199597 |
| Chemical Formula | C11H11ClO4 |
| Molar Mass | 242.66 g/mol |
| Appearance | Solid (predicted, based on similar esters) |
| Solubility In Water | Low (esters are generally hydrophobic) |
| Solubility In Organic Solvents | Soluble in common organic solvents like ethanol, dichloromethane |
| Vapor Pressure | Low (esters typically have low vapor pressures at room temperature) |
As an accredited Dimethyl5-Chloromethyl-1,3-Benzene-Dicarboxylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Dimethyl 5 - chloromethyl - 1,3 - benzene - dicarboxylate in 1 - kg sealed plastic bags. |
| Storage | Dimethyl 5 - chloromethyl - 1,3 - benzene - dicarboxylate should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in a tightly sealed container to prevent moisture and air exposure, which could potentially lead to decomposition or reactivity. Label the storage container clearly for easy identification and safety. |
| Shipping | Dimethyl 5 - chloromethyl - 1,3 - benzene - dicarboxylate is shipped in well - sealed, corrosion - resistant containers. It adheres to strict chemical shipping regulations to ensure safety during transit, with proper labeling and handling to prevent leakage. |
Competitive Dimethyl5-Chloromethyl-1,3-Benzene-Dicarboxylate prices that fit your budget—flexible terms and customized quotes for every order.
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What are the chemical properties of Dimethyl 5-chloromethyl-1, 3-benzene-dicarboxylate
Dimethyl ester-5-chloromethyl-1,3-phthalate, this is an organic compound. It has specific chemical properties, let me tell you one by one.
Looking at its structure, it contains chloromethyl and phthalate groups, which endow it with diverse reactivity. In terms of physical properties, under normal conditions, it may be a solid or a liquid, depending on specific conditions. Its melting point and boiling point vary depending on the intermolecular forces. The benzene ring structure in the molecule gives it a certain stability, but the presence of chloromethyl increases its reactivity.
Chemically, chloromethyl can participate in nucleophilic substitution reactions. Due to its high electronegativity of chlorine atoms, chloromethyl carbons are partially positively charged and vulnerable to attack by nucleophiles. For example, when encountering nucleophilic groups such as hydroxyl and amino groups, they can be substituted to form new chemical bonds and build complex organic molecules.
And the phthalate part can participate in common ester reactions. If catalyzed by acid or base, hydrolysis can occur. Under acidic conditions, hydrolysis produces 5-chloromethyl-1,3-phthalic acid and methanol; under alkaline conditions, hydrolysis is more thorough, resulting in corresponding carboxylate and methanol. This hydrolysis property is of great significance in the field of organic synthesis and environmental chemistry.
And because it contains benzene rings, aromatic electrophilic substitution reactions can occur. The electron cloud density of the benzene ring is high, and it is vulnerable to electrophilic attack. Other groups are introduced at specific positions of the benzene ring to achieve structural modification and expand its application scope.
Dimethyl ester-5-chloromethyl-1,3-phthalate has rich chemical properties and shows potential application value in many fields such as organic synthesis and materials science, providing various possibilities for chemical research and industrial production.
Looking at its structure, it contains chloromethyl and phthalate groups, which endow it with diverse reactivity. In terms of physical properties, under normal conditions, it may be a solid or a liquid, depending on specific conditions. Its melting point and boiling point vary depending on the intermolecular forces. The benzene ring structure in the molecule gives it a certain stability, but the presence of chloromethyl increases its reactivity.
Chemically, chloromethyl can participate in nucleophilic substitution reactions. Due to its high electronegativity of chlorine atoms, chloromethyl carbons are partially positively charged and vulnerable to attack by nucleophiles. For example, when encountering nucleophilic groups such as hydroxyl and amino groups, they can be substituted to form new chemical bonds and build complex organic molecules.
And the phthalate part can participate in common ester reactions. If catalyzed by acid or base, hydrolysis can occur. Under acidic conditions, hydrolysis produces 5-chloromethyl-1,3-phthalic acid and methanol; under alkaline conditions, hydrolysis is more thorough, resulting in corresponding carboxylate and methanol. This hydrolysis property is of great significance in the field of organic synthesis and environmental chemistry.
And because it contains benzene rings, aromatic electrophilic substitution reactions can occur. The electron cloud density of the benzene ring is high, and it is vulnerable to electrophilic attack. Other groups are introduced at specific positions of the benzene ring to achieve structural modification and expand its application scope.
Dimethyl ester-5-chloromethyl-1,3-phthalate has rich chemical properties and shows potential application value in many fields such as organic synthesis and materials science, providing various possibilities for chemical research and industrial production.
What are the main uses of Dimethyl 5-chloromethyl-1, 3-benzene-dicarboxylate
Dimethyl 5-chloromethyl-1,3-phthalate is an organic compound. It has a wide range of uses and is widely involved in the chemical industry.
First, it can be used as a key intermediate in organic synthesis. In the synthesis of fine chemicals, with its special structure, it can undergo many chemical reactions to derive various high-value-added compounds. For example, more complex molecular structures can be constructed by substitution reactions with specific reagents to prepare pharmaceutical intermediates. This process is like building a delicate pavilion, using it as a cornerstone, accumulating layer by layer, and finally forming the required complex structure.
Second, it also has important uses in the field of materials science. It can be used to prepare special polymer materials. After polymerization, it can be integrated into the polymer skeleton to give the material unique properties. For example, it can enhance the stability of the material and improve its processing performance. This is like injecting a unique soul into the material, so that it can show excellent characteristics in specific application scenarios.
Third, it also plays an important role in the development of some functional coatings. Adding an appropriate amount of this compound can optimize the film formation and corrosion resistance of the coating. It is like putting a layer of strong armor on the paint, so that it can maintain a good state for a long time in various environments.
Fourth, in the fragrance industry, because it has a certain chemical activity or can be chemically modified, it can be converted into a substance with a unique aroma, adding a different flavor to the fragrance formula, just like adding a unique seasoning to the food, creating a unique atmosphere.
First, it can be used as a key intermediate in organic synthesis. In the synthesis of fine chemicals, with its special structure, it can undergo many chemical reactions to derive various high-value-added compounds. For example, more complex molecular structures can be constructed by substitution reactions with specific reagents to prepare pharmaceutical intermediates. This process is like building a delicate pavilion, using it as a cornerstone, accumulating layer by layer, and finally forming the required complex structure.
Second, it also has important uses in the field of materials science. It can be used to prepare special polymer materials. After polymerization, it can be integrated into the polymer skeleton to give the material unique properties. For example, it can enhance the stability of the material and improve its processing performance. This is like injecting a unique soul into the material, so that it can show excellent characteristics in specific application scenarios.
Third, it also plays an important role in the development of some functional coatings. Adding an appropriate amount of this compound can optimize the film formation and corrosion resistance of the coating. It is like putting a layer of strong armor on the paint, so that it can maintain a good state for a long time in various environments.
Fourth, in the fragrance industry, because it has a certain chemical activity or can be chemically modified, it can be converted into a substance with a unique aroma, adding a different flavor to the fragrance formula, just like adding a unique seasoning to the food, creating a unique atmosphere.
What is the synthesis method of Dimethyl 5-chloromethyl-1, 3-benzene-dicarboxylate
The method for preparing dimethyl 5-chloromethyl-1,3-phthalate can be carried out according to the following steps.
First, with a suitable starting material, choose 1,3-dimethyl phthalate as the base. This is because its structure is similar to the target product and is easy to modify in subsequent reactions.
Add 1,3-dimethyl phthalate to a suitable reaction vessel and place it in a temperature-controlled environment. Then, a specific halogenated reagent, such as thionyl chloride ($SOCl_2 $) or phosphorus oxychloride ($POCl_3 $), is added, and an appropriate amount of catalyst, such as N, N-dimethylformamide (DMF), is added. The amount of halogenated reagent needs to be accurately measured, and a slight excess is appropriate according to the stoichiometric ratio to ensure the completeness of the reaction. This step is designed to make the chloromethylation reaction occur at a specific position on the benzene ring.
During the reaction, closely monitor the temperature. Generally speaking, the temperature should be controlled within a certain range, such as 50-80 degrees Celsius. If the temperature is too low, the reaction rate will be slow and take a long time; if the temperature is too high, it may cause side reactions and damage the purity of the product.
When the reaction is generally completed, the reaction process can be monitored by means of thin layer chromatography (TLC) to see if the raw material is almost exhausted. Then, the post-treatment operation is performed. The reaction mixture is poured into an appropriate amount of ice water to quench the unreacted halogenated reagents. Then the extraction product is extracted with an organic solvent such as dichloromethane. The extraction solution is dried with a desiccant such as anhydrous sodium sulfate to remove the moisture.
Afterwards, the organic solvent is removed by vacuum distillation and the product is roughly divided. Finally, the pure dimethyl 5-chloromethyl-1,3-phthalate is obtained by means of fine separation such as column chromatography. The eluent used in column chromatography needs to be carefully selected. According to the polarity difference between the product and the impurities, a suitable mixed solvent, such as the mixture of petroleum ether and ethyl acetate, should be selected to effectively separate the product from the impurities and obtain a high-purity product to meet the needs of subsequent use.
First, with a suitable starting material, choose 1,3-dimethyl phthalate as the base. This is because its structure is similar to the target product and is easy to modify in subsequent reactions.
Add 1,3-dimethyl phthalate to a suitable reaction vessel and place it in a temperature-controlled environment. Then, a specific halogenated reagent, such as thionyl chloride ($SOCl_2 $) or phosphorus oxychloride ($POCl_3 $), is added, and an appropriate amount of catalyst, such as N, N-dimethylformamide (DMF), is added. The amount of halogenated reagent needs to be accurately measured, and a slight excess is appropriate according to the stoichiometric ratio to ensure the completeness of the reaction. This step is designed to make the chloromethylation reaction occur at a specific position on the benzene ring.
During the reaction, closely monitor the temperature. Generally speaking, the temperature should be controlled within a certain range, such as 50-80 degrees Celsius. If the temperature is too low, the reaction rate will be slow and take a long time; if the temperature is too high, it may cause side reactions and damage the purity of the product.
When the reaction is generally completed, the reaction process can be monitored by means of thin layer chromatography (TLC) to see if the raw material is almost exhausted. Then, the post-treatment operation is performed. The reaction mixture is poured into an appropriate amount of ice water to quench the unreacted halogenated reagents. Then the extraction product is extracted with an organic solvent such as dichloromethane. The extraction solution is dried with a desiccant such as anhydrous sodium sulfate to remove the moisture.
Afterwards, the organic solvent is removed by vacuum distillation and the product is roughly divided. Finally, the pure dimethyl 5-chloromethyl-1,3-phthalate is obtained by means of fine separation such as column chromatography. The eluent used in column chromatography needs to be carefully selected. According to the polarity difference between the product and the impurities, a suitable mixed solvent, such as the mixture of petroleum ether and ethyl acetate, should be selected to effectively separate the product from the impurities and obtain a high-purity product to meet the needs of subsequent use.
Dimethyl 5-chloromethyl-1, 3-benzene-dicarboxylate What are the precautions in storage and transportation?
Dimethyl-5-chloromethyl-1,3-phthalate is a chemical substance. When storing and transporting, it is necessary to pay attention to many key matters.
The first to bear the brunt is related to the storage environment. This substance should be stored in a cool, dry and well-ventilated place. It should not be placed in a high temperature place, because high temperature can easily cause chemical reactions to occur and cause changes in its properties. If the temperature is too high, it may cause decomposition and other conditions, which will affect quality and safety. Also avoid humid places, moisture or cause moisture, or cause adverse changes such as hydrolysis.
Furthermore, it is related to packaging requirements. Its packaging must be tight to prevent leakage. It is essential to choose the right packaging material. The material must be able to resist the corrosion of the substance and have good sealing properties. If the packaging is damaged, the substance can escape, or cause harm to the surrounding environment and personnel.
When transporting, there are also many precautions. The means of transportation must be clean, dry and free of other debris to avoid reaction with it. During transportation, severe vibrations and collisions should be avoided to prevent leakage due to damage to the packaging. In addition, transporters should be familiar with the characteristics of the substance and emergency treatment methods. In case of emergencies, they can respond properly in a timely manner.
In addition, whether it is storage or transportation, relevant regulations and standards must be strictly followed. Do a good job of marking, indicating the danger of this substance and other information, so that the contact person can see at a glance and treat it with caution. In this way, the safety of dimethyl-5-chloromethyl-1,3-phthalate during storage and transportation can be ensured.
The first to bear the brunt is related to the storage environment. This substance should be stored in a cool, dry and well-ventilated place. It should not be placed in a high temperature place, because high temperature can easily cause chemical reactions to occur and cause changes in its properties. If the temperature is too high, it may cause decomposition and other conditions, which will affect quality and safety. Also avoid humid places, moisture or cause moisture, or cause adverse changes such as hydrolysis.
Furthermore, it is related to packaging requirements. Its packaging must be tight to prevent leakage. It is essential to choose the right packaging material. The material must be able to resist the corrosion of the substance and have good sealing properties. If the packaging is damaged, the substance can escape, or cause harm to the surrounding environment and personnel.
When transporting, there are also many precautions. The means of transportation must be clean, dry and free of other debris to avoid reaction with it. During transportation, severe vibrations and collisions should be avoided to prevent leakage due to damage to the packaging. In addition, transporters should be familiar with the characteristics of the substance and emergency treatment methods. In case of emergencies, they can respond properly in a timely manner.
In addition, whether it is storage or transportation, relevant regulations and standards must be strictly followed. Do a good job of marking, indicating the danger of this substance and other information, so that the contact person can see at a glance and treat it with caution. In this way, the safety of dimethyl-5-chloromethyl-1,3-phthalate during storage and transportation can be ensured.
Dimethyl 5-chloromethyl-1, what impact does 3-benzene-dicarboxylate have on the environment?
Fudimethyl-5-chloromethyl-1,3-phthalate is one of the organic compounds. Its impact on the environment is quite complex and worthy of detailed investigation.
This substance may be toxic. If released into the environment, it may be adsorbed by soil, water and other media. In the soil, it may affect the community structure and function of soil microorganisms. Soil microorganisms are key components of the soil ecosystem and are responsible for nutrient cycling and decomposition of organic matter. The existence of this substance may increase or decrease the number of some microorganisms, disturb their normal metabolism, and then affect soil fertility and health.
In the water environment, it may endanger aquatic organisms. Aquatic organisms such as fish and shellfish, if exposed to this substance for a long time, may cause damage to their physiological functions. Such as affecting their respiration, feeding, reproduction and other behaviors. Larval aquatic organisms are particularly sensitive, or cause developmental deformities, endangering population reproduction.
And it may be bioaccumulative. Transmitted through the food chain, it gradually accumulates in organisms. After lower organisms ingest this substance, although the concentration is still low, it is passed through the food chain layer by layer. Organisms at higher trophic levels may have significantly increased concentrations in their bodies, eventually threatening human health. If humans eat contaminated organisms, it may cause many health problems.
Furthermore, this substance degrades slowly in the environment. Under conventional environmental conditions, it is difficult to quickly decompose into harmless substances, causing them to persist in the environment and affect the ecological balance for a long time. Although it has many impacts on the environment, if human beings can control it well and reduce its emissions from the source, it may be possible to reduce the harm to the environment and ensure the safety of the ecological environment.
This substance may be toxic. If released into the environment, it may be adsorbed by soil, water and other media. In the soil, it may affect the community structure and function of soil microorganisms. Soil microorganisms are key components of the soil ecosystem and are responsible for nutrient cycling and decomposition of organic matter. The existence of this substance may increase or decrease the number of some microorganisms, disturb their normal metabolism, and then affect soil fertility and health.
In the water environment, it may endanger aquatic organisms. Aquatic organisms such as fish and shellfish, if exposed to this substance for a long time, may cause damage to their physiological functions. Such as affecting their respiration, feeding, reproduction and other behaviors. Larval aquatic organisms are particularly sensitive, or cause developmental deformities, endangering population reproduction.
And it may be bioaccumulative. Transmitted through the food chain, it gradually accumulates in organisms. After lower organisms ingest this substance, although the concentration is still low, it is passed through the food chain layer by layer. Organisms at higher trophic levels may have significantly increased concentrations in their bodies, eventually threatening human health. If humans eat contaminated organisms, it may cause many health problems.
Furthermore, this substance degrades slowly in the environment. Under conventional environmental conditions, it is difficult to quickly decompose into harmless substances, causing them to persist in the environment and affect the ecological balance for a long time. Although it has many impacts on the environment, if human beings can control it well and reduce its emissions from the source, it may be possible to reduce the harm to the environment and ensure the safety of the ecological environment.
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