Linshang Chemical
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2,4-Dichlorobenzene-1-Carbonyl Chloride
Linshang Chemical
|
HS Code |
822240 |
| Chemical Formula | C7H3Cl3O |
| Molecular Weight | 209.46 |
| Appearance | Typically a colorless to light - yellow liquid |
| Boiling Point | Around 244 - 246 °C |
| Density | Approx. 1.52 - 1.55 g/cm³ |
| Solubility | Soluble in many organic solvents like dichloromethane, toluene; insoluble in water |
| Vapor Pressure | Low vapor pressure at room temperature |
| Flash Point | Probably in the range of 100 - 110 °C |
| Reactivity | Highly reactive towards nucleophiles due to the presence of carbonyl chloride group |
As an accredited 2,4-Dichlorobenzene-1-Carbonyl Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g of 2,4 - dichlorobenzene - 1 - carbonyl chloride in a sealed glass bottle. |
| Storage | 2,4 - dichlorobenzene - 1 - carbonyl chloride should be stored in a cool, dry, well - ventilated area, away from heat sources and direct sunlight. It must be kept in a tightly sealed container to prevent leakage and exposure to air or moisture, as it can react with them. Store it separately from incompatible substances like bases, alcohols, and water - containing materials to avoid hazardous reactions. |
| Shipping | 2,4 - dichlorobenzene - 1 - carbonyl chloride is a hazardous chemical. It must be shipped in accordance with strict regulations. Use appropriate packaging, label clearly, and ensure compliance with safety protocols for transporting corrosive and toxic substances. |
Competitive 2,4-Dichlorobenzene-1-Carbonyl Chloride prices that fit your budget—flexible terms and customized quotes for every order.
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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 2,4-Dichlorobenzene-1-Carbonyl 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 2,4-dichlorobenzoyl chloride?
2% 2C4 -difluoroacetophenone oxime ether, which was not recorded in the era covered by Tiangong Kaiwu, has a wide range of uses from today's perspective.
In the field of medicine, it is an important organic synthesis intermediate. It can be constructed through a series of chemical reactions to form a specific chemical structure to synthesize drug molecules with unique pharmacological activities. For example, in the research and development of some new antibacterial drugs, 2% 2C4 -difluoroacetophenone oxime ether can accurately introduce key functional groups, endow the drug with better antibacterial efficacy, and help humans resist the invasion of pathogens.
In the field of pesticides, it also plays a key role. The pesticides, fungicides and other pesticide products prepared from it have high-efficiency prevention and control effects on crop pests and pathogens. Its chemical structure can specifically act on the nervous system of pests or the specific metabolic pathways of pathogens, inhibit the normal physiological activities of pests or the growth and reproduction of pathogens, ensure the robust growth of crops, improve food yield and quality, and maintain the stable development of agriculture.
In terms of materials science, 2% 2C4-difluoroacetophenone oxime ether can be used to prepare polymer materials with special properties. By polymerizing with other monomers, the material is endowed with excellent thermal stability, chemical stability and mechanical properties. For example, in the preparation of high-performance composites used in the aerospace industry, the addition of monomers containing such structures can enhance the reliability and durability of materials in extreme environments, ensuring the safe and stable operation of aircraft.
In the field of medicine, it is an important organic synthesis intermediate. It can be constructed through a series of chemical reactions to form a specific chemical structure to synthesize drug molecules with unique pharmacological activities. For example, in the research and development of some new antibacterial drugs, 2% 2C4 -difluoroacetophenone oxime ether can accurately introduce key functional groups, endow the drug with better antibacterial efficacy, and help humans resist the invasion of pathogens.
In the field of pesticides, it also plays a key role. The pesticides, fungicides and other pesticide products prepared from it have high-efficiency prevention and control effects on crop pests and pathogens. Its chemical structure can specifically act on the nervous system of pests or the specific metabolic pathways of pathogens, inhibit the normal physiological activities of pests or the growth and reproduction of pathogens, ensure the robust growth of crops, improve food yield and quality, and maintain the stable development of agriculture.
In terms of materials science, 2% 2C4-difluoroacetophenone oxime ether can be used to prepare polymer materials with special properties. By polymerizing with other monomers, the material is endowed with excellent thermal stability, chemical stability and mechanical properties. For example, in the preparation of high-performance composites used in the aerospace industry, the addition of monomers containing such structures can enhance the reliability and durability of materials in extreme environments, ensuring the safe and stable operation of aircraft.
What are the physical properties of 2,4-dichlorobenzoyl chloride?
2% 2C4 -difluoroacetophenone oxime ether is an organic compound with specific physical properties. Its properties are mostly colorless to pale yellow liquid or solid at room temperature, depending on purity and crystallization conditions.
Looking at its smell, the pure product has a weak smell. If it contains impurities or residues from a specific production process, or has a slight irritating smell.
In terms of melting point, the melting point of 2% 2C4 -difluoroacetophenone oxime ether varies according to the specific molecular structure and crystal form, usually within a specific range. This range is crucial for judging its physical state under different temperature conditions.
The boiling point is also a key physical property. Under a specific pressure, the substance will boil at a certain temperature. The boiling point is closely related to the intermolecular forces, which can help to separate and purify this compound.
In terms of solubility, it has good solubility in organic solvents, such as common ethanol, acetone, dichloromethane, etc., and can dissolve this compound. However, its solubility in water is poor, because its molecular structure contains hydrophobic groups, resulting in weak hydrophilicity.
Density is also one of the physical properties. The relative density can reflect the difference between its density and that of water or other reference substances, which is of great significance to the phase state judgment and operation safety during storage, transportation and use.
Refractive index is equally important. Under certain conditions, light will be refracted when passing through 2% 2C4-difluoroacetophenone oxime ether. Refractive index is a physical quantity to measure this characteristic and can be used for identification and purity analysis.
Looking at its smell, the pure product has a weak smell. If it contains impurities or residues from a specific production process, or has a slight irritating smell.
In terms of melting point, the melting point of 2% 2C4 -difluoroacetophenone oxime ether varies according to the specific molecular structure and crystal form, usually within a specific range. This range is crucial for judging its physical state under different temperature conditions.
The boiling point is also a key physical property. Under a specific pressure, the substance will boil at a certain temperature. The boiling point is closely related to the intermolecular forces, which can help to separate and purify this compound.
In terms of solubility, it has good solubility in organic solvents, such as common ethanol, acetone, dichloromethane, etc., and can dissolve this compound. However, its solubility in water is poor, because its molecular structure contains hydrophobic groups, resulting in weak hydrophilicity.
Density is also one of the physical properties. The relative density can reflect the difference between its density and that of water or other reference substances, which is of great significance to the phase state judgment and operation safety during storage, transportation and use.
Refractive index is equally important. Under certain conditions, light will be refracted when passing through 2% 2C4-difluoroacetophenone oxime ether. Refractive index is a physical quantity to measure this characteristic and can be used for identification and purity analysis.
What are the chemical properties of 2,4-dichlorobenzoyl chloride?
2% 2C4-dichlorotoluidine is an organic compound with the following chemical properties:
First, it is basic. Due to the presence of amino groups, it can react with acids to form corresponding salts. For example, when interacting with hydrochloric acid, nitrogen atoms in the amino group combine with hydrogen ions in hydrochloric acid to form positively charged ammonium ions, which are matched by chloride ions to form 2,4-dichlorotoluidine hydrochloride. This property is often used in organic synthesis to separate, purify 2,4-dichlorotoluidine, or convert it into a more soluble salt form for subsequent processing.
Second, amino groups are easily oxidized. Under the action of strong oxidizing agents, amino groups may be converted to nitro groups, or further oxidized to other higher valence nitrogen-containing groups. In strong oxidizing environments such as acidic potassium permanganate solutions, amino groups will be oxidized, which requires that when storing and using 2,4-dichlorotoluaniline, it is necessary to avoid contact with strong oxidizing agents to prevent oxidation reactions that affect its purity and chemical properties.
Third, the substitution reaction on the aromatic ring. The benzene ring of 2,4-dichlorotoluaniline is more prone to electrophilic substitution reactions due to the presence of amino groups and chlorine atoms. The amino group is an ortho-para-position group, and the chlorine atom also has a certain positioning effect. Under the combined action, the electrophilic reagent is more inclined to attack the ortho-position and para-position of the amino group on the benzene ring. For example, when reacting with bromine water, the bromine atom will preferentially replace the hydrogen atom at the ortho-position or para-position of the amino group on the benzene ring to generate the corresponding bromogenic product. This property can be used in the synthesis of complex organic compounds by selecting suitable electrophilic reagents to introduce different functional groups to achieve the construction of the target product.
Fourth, a condensation reaction can occur. Amino groups can be condensed with compounds containing active groups such as carbonyl groups. For example, with aldehyde compounds under appropriate conditions, the hydrogen atom of the amino group binds to the oxygen atom of the aldehyde group to This property is widely used in the preparation of organic compounds with special structures and functions, and can be used to construct complex structures such as nitrogen-containing heterocycles.
First, it is basic. Due to the presence of amino groups, it can react with acids to form corresponding salts. For example, when interacting with hydrochloric acid, nitrogen atoms in the amino group combine with hydrogen ions in hydrochloric acid to form positively charged ammonium ions, which are matched by chloride ions to form 2,4-dichlorotoluidine hydrochloride. This property is often used in organic synthesis to separate, purify 2,4-dichlorotoluidine, or convert it into a more soluble salt form for subsequent processing.
Second, amino groups are easily oxidized. Under the action of strong oxidizing agents, amino groups may be converted to nitro groups, or further oxidized to other higher valence nitrogen-containing groups. In strong oxidizing environments such as acidic potassium permanganate solutions, amino groups will be oxidized, which requires that when storing and using 2,4-dichlorotoluaniline, it is necessary to avoid contact with strong oxidizing agents to prevent oxidation reactions that affect its purity and chemical properties.
Third, the substitution reaction on the aromatic ring. The benzene ring of 2,4-dichlorotoluaniline is more prone to electrophilic substitution reactions due to the presence of amino groups and chlorine atoms. The amino group is an ortho-para-position group, and the chlorine atom also has a certain positioning effect. Under the combined action, the electrophilic reagent is more inclined to attack the ortho-position and para-position of the amino group on the benzene ring. For example, when reacting with bromine water, the bromine atom will preferentially replace the hydrogen atom at the ortho-position or para-position of the amino group on the benzene ring to generate the corresponding bromogenic product. This property can be used in the synthesis of complex organic compounds by selecting suitable electrophilic reagents to introduce different functional groups to achieve the construction of the target product.
Fourth, a condensation reaction can occur. Amino groups can be condensed with compounds containing active groups such as carbonyl groups. For example, with aldehyde compounds under appropriate conditions, the hydrogen atom of the amino group binds to the oxygen atom of the aldehyde group to This property is widely used in the preparation of organic compounds with special structures and functions, and can be used to construct complex structures such as nitrogen-containing heterocycles.
What is the production method of 2,4-dichlorobenzoyl chloride?
2% 2C4-dichlorophenoxyacetic acid, commonly known as 2,4-D, is a synthetic plant growth regulator, and its preparation method is quite complicated.
To prepare 2,4-dichlorophenoxyacetic acid, phenol is first used as the starting material. First, phenol is mixed with sodium hydroxide solution to convert phenol into sodium phenol. The reaction formula in this step is:\ (C_ {6} H_ {5} OH + NaOH\ longrightarrow C_ {6} H_ {5} ONa + H_ {2} O\).
Then, the obtained sodium phenol and sodium chloroacetate are reacted at a suitable temperature and catalyst to produce sodium phenoxyacetate. The chemical equation of this reaction is:\ (C_ {6} H_ {5} ONa + ClCH_ {2} COONa\ longrightarrow C_ {6} H_ {5} OCH_ {2} COONa + NaCl\).
Next, sodium phenoxyacetate is acidified to obtain phenoxyacetic acid. The acid used can be a strong acid such as hydrochloric acid, and the reaction formula is:\ (C_ {6} H_ {5} OCH_ {2} COONa + HCl\ longrightarrow C_ {6} H_ {5} OCH_ {2} COOH + NaCl\).
The last key step is to react phenoxyacetic acid with chlorine under specific conditions to achieve chlorination at specific positions on the benzene ring, thereby obtaining 2,4-dichlorophenoxyacetic acid. The chlorination reaction requires precise control of the reaction conditions, such as temperature, chlorine intake and reaction time, to ensure that chlorine atoms replace hydrogen atoms smoothly at the 2nd and 4th positions of the benzene ring. The approximate reaction formula is:\ (C_ {6} H_ {5} OCH_ {2} COOH + 2Cl_ {2}\ longrightarrow Cl_ {2} C_ {6} H_ {3} OCH_ {2} COOH + 2HCl\).
The whole preparation process requires strict reaction conditions, and the precise control of each step is related to the purity and yield of the product. And safety should be paid attention to during operation, because some raw materials and products are corrosive or toxic.
To prepare 2,4-dichlorophenoxyacetic acid, phenol is first used as the starting material. First, phenol is mixed with sodium hydroxide solution to convert phenol into sodium phenol. The reaction formula in this step is:\ (C_ {6} H_ {5} OH + NaOH\ longrightarrow C_ {6} H_ {5} ONa + H_ {2} O\).
Then, the obtained sodium phenol and sodium chloroacetate are reacted at a suitable temperature and catalyst to produce sodium phenoxyacetate. The chemical equation of this reaction is:\ (C_ {6} H_ {5} ONa + ClCH_ {2} COONa\ longrightarrow C_ {6} H_ {5} OCH_ {2} COONa + NaCl\).
Next, sodium phenoxyacetate is acidified to obtain phenoxyacetic acid. The acid used can be a strong acid such as hydrochloric acid, and the reaction formula is:\ (C_ {6} H_ {5} OCH_ {2} COONa + HCl\ longrightarrow C_ {6} H_ {5} OCH_ {2} COOH + NaCl\).
The last key step is to react phenoxyacetic acid with chlorine under specific conditions to achieve chlorination at specific positions on the benzene ring, thereby obtaining 2,4-dichlorophenoxyacetic acid. The chlorination reaction requires precise control of the reaction conditions, such as temperature, chlorine intake and reaction time, to ensure that chlorine atoms replace hydrogen atoms smoothly at the 2nd and 4th positions of the benzene ring. The approximate reaction formula is:\ (C_ {6} H_ {5} OCH_ {2} COOH + 2Cl_ {2}\ longrightarrow Cl_ {2} C_ {6} H_ {3} OCH_ {2} COOH + 2HCl\).
The whole preparation process requires strict reaction conditions, and the precise control of each step is related to the purity and yield of the product. And safety should be paid attention to during operation, because some raw materials and products are corrosive or toxic.
What are the precautions for storing and transporting 2,4-dichlorobenzoyl chloride?
2% 2C4-difluorobenzophenone fluoride is also a chemical substance. During storage and transportation, many matters must be paid attention to.
One is related to storage. This substance may be active in nature and should be placed in a cool, dry and well-ventilated place. Avoid heat sources and fire sources, and cover it because it is heated or exposed to open flames, which may be dangerous, such as combustion and explosion. In addition, it needs to be stored separately from oxidizing agents, acids, alkalis, etc., because it may react chemically with such substances, causing deterioration or danger. Storage containers must also be carefully selected to ensure that they are well sealed to prevent leakage. Commonly used sealed barrels and cans, and the material must be able to withstand corrosion of the substance.
Second, as for transportation. Transport personnel must be professionally trained and familiar with the characteristics of the substance and emergency treatment methods. During transportation, ensure that the container is stable and does not collide or tip over. The choice of transportation means should also be appropriate, depending on its hazard characteristics, or specific protective equipment and emergency equipment are required. If it is road transportation, it must be driven according to the specified route, avoiding densely populated areas and important places. Once there is a leakage on the way, emergency measures should be taken to evacuate the surrounding people, seal the scene, and adopt corresponding treatment methods according to the degree of leakage and material characteristics, such as adsorption with inert materials such as sand, or neutralization with specific chemical reagents.
All of these are to be taken into account when storing and transporting 2% 2C4-difluorophenylacetophenyl fluoride, which is safe and safe from disasters.
One is related to storage. This substance may be active in nature and should be placed in a cool, dry and well-ventilated place. Avoid heat sources and fire sources, and cover it because it is heated or exposed to open flames, which may be dangerous, such as combustion and explosion. In addition, it needs to be stored separately from oxidizing agents, acids, alkalis, etc., because it may react chemically with such substances, causing deterioration or danger. Storage containers must also be carefully selected to ensure that they are well sealed to prevent leakage. Commonly used sealed barrels and cans, and the material must be able to withstand corrosion of the substance.
Second, as for transportation. Transport personnel must be professionally trained and familiar with the characteristics of the substance and emergency treatment methods. During transportation, ensure that the container is stable and does not collide or tip over. The choice of transportation means should also be appropriate, depending on its hazard characteristics, or specific protective equipment and emergency equipment are required. If it is road transportation, it must be driven according to the specified route, avoiding densely populated areas and important places. Once there is a leakage on the way, emergency measures should be taken to evacuate the surrounding people, seal the scene, and adopt corresponding treatment methods according to the degree of leakage and material characteristics, such as adsorption with inert materials such as sand, or neutralization with specific chemical reagents.
All of these are to be taken into account when storing and transporting 2% 2C4-difluorophenylacetophenyl fluoride, which is safe and safe from disasters.
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