Benzenemethanesulfonyl Chloride, 3,4-Dichloro-

Linshang Chemical

Specifications

HS Code

738339

Chemical Formula C7H5Cl3O2S
Molecular Weight 259.54
Appearance Typically a solid (physical state may vary based on conditions)
Melting Point Data may vary depending on purity
Solubility Soluble in some organic solvents, details depend on the solvent type
Density Data may vary with purity and conditions
Hazard Class Corrosive, may cause skin and eye damage
Odor Likely has a pungent or characteristic odor
Stability Stable under normal storage conditions, but reactive with some substances

As an accredited Benzenemethanesulfonyl Chloride, 3,4-Dichloro- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 100 - gram bottle packaging for 3,4 - dichloro - benzenemethanesulfonyl chloride.
Storage **Storage of 3,4 - Dichlorobenzenemethanesulfonyl Chloride**: Store this chemical in a cool, dry, well - ventilated area, away from heat sources and ignition points. Keep it in a tightly - sealed container to prevent moisture ingress, as it may react with water. Isolate it from incompatible substances like bases, amines, and reactive metals to avoid potentially hazardous reactions.
Shipping Benzenemethanesulfonyl Chloride, 3,4 - dichloro - should be shipped in well - sealed, corrosion - resistant containers. Ensure compliance with chemical shipping regulations to prevent leakage and potential hazards during transit.
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Benzenemethanesulfonyl Chloride, 3,4-Dichloro- Benzenemethanesulfonyl Chloride, 3,4-Dichloro-
General Information
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Frequently Asked Questions

As a leading Benzenemethanesulfonyl Chloride, 3,4-Dichloro- 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 3,4-dichlorobenzanesulfonyl chloride?
3,4-Difluoroacetophenone oxime ether is a crucial intermediate in the field of organic synthesis and has a wide range of uses in many aspects.
First, in the field of medicine, it can be used as a key raw material for the synthesis of a variety of specific drugs. For example, some drugs with antibacterial and antiviral effects, compounds involved in the synthesis of 3,4-difluoroacetophenone oxime ether can precisely act on specific targets of pathogens, and achieve good therapeutic effects by interfering with the metabolic process of pathogens or destroying their cell structure. Or some targeted therapeutic drugs for specific diseases, which participate in the construction of the core structure of the drug, endow the drug with high selectivity to diseased cells, improve the efficacy and reduce the damage to normal cells.
Second, in the field of pesticides, this compound has an extraordinary effect. The pesticides developed on its basis have high-efficiency insecticidal and mite-killing activities. It can interfere with the nervous system or physiological and metabolic functions of pests, cause pests to be poisoned and killed quickly, effectively prevent and control crop pests, and ensure crop yield and quality. At the same time, because it is relatively friendly to the environment and has low residues, it is also favored in the research and development of green and environmentally friendly pesticides.
Third, in the field of materials science, 3,4-difluoroacetophenone oxime ether also has unique contributions. It can be used to synthesize polymer materials with special properties, such as some materials with excellent photoelectric properties. Introducing it into the polymer structure can improve the conductivity and optical permeability of the material, and lay the foundation for the manufacture of new electronic devices and optical components.
In summary, 3,4-difluorophenylacetophenone oxime ether plays an indispensable role in many key fields such as medicine, pesticides and materials science due to its unique chemical structure and reactivity. It is of great significance to promote technological progress and industrial development in related fields.
What are the physical properties of 3,4-dichlorobenzanesulfonyl chloride?
3,4-Difluoroacetophenone oxime ether is a kind of organic compound. Its physical properties are unique and related to many uses and characteristics of this compound.
Looking at its properties, under normal temperature and pressure, it is mostly a colorless to light yellow liquid, or a solid with low melting point, which is convenient for operation and application under different conditions. Its boiling point, due to the intermolecular forces, is about a certain range, such as within a certain temperature range, which will change from liquid to gaseous state. This temperature range is an important physical parameter of the compound, which is crucial for its separation, purification and application in different temperature environments. The melting point of
is also one of its remarkable physical properties. At a specific temperature, this substance melts from a solid state to a liquid state. This temperature reflects the stability of its molecular lattice and the strength of intermolecular interactions.
In terms of solubility, it exhibits good solubility in organic solvents such as ethanol and acetone. This property makes it possible to use it as a reactant or intermediate in organic synthesis reactions, uniformly dispersing in the reaction system and promoting the smooth progress of the reaction. However, its poor solubility in water is due to the influence of hydrophobic groups in its molecular structure, which also determines its application scenarios in different solvent systems.
In terms of density, the relative density has a certain value. In the process of mixing or separating with other substances, this parameter helps to determine its position and distribution in the system, which is of great significance to the relevant process design.
Furthermore, the volatility of this compound is moderate, neither will it evaporate too quickly and cause loss, nor will it be difficult to diffuse under specific conditions due to poor volatility. This characteristic affects its drying speed and film-forming quality when applied in fields such as coatings and inks.
The unique combination of its physical properties makes 3,4-difluoroacetophenone oxime ether show potential application value in the fields of medicine, pesticides, etc., and has become an indispensable role in the stage of organic synthesis.
What are the chemical properties of 3,4-dichlorobenzanesulfonyl chloride?
3,4-Difluorophenyl ether is an organic compound with unique chemical properties. Although it is not contained in "Tiangong Kaiwu", its properties can be discussed in the style of ancient Chinese, and this can be said:
3,4-Difluorophenyl ether, at room temperature, is mostly colorless to light yellow transparent liquid, clear in appearance, has a special smell, and its taste may be irritating. This material is flammable. It is easy to catch fire and burn under open flames and hot topic environments, and when burning or generating irritating smoke, so when it is used, it should be properly protected from open flames and hot topics.
Its chemical activity is also considerable. The fluorine atoms in the molecular structure are connected to the benzene ring, and the electronegativity of fluorine is high, which changes the electron cloud density of the benzene ring, which in turn affects its chemical behavior. This structural characteristic causes it to exhibit unique activity in nucleophilic substitution reactions. For example, in case of suitable nucleophilic reagents, the fluorine atoms on the benzene ring may be replaced to derive new organic compounds. This reaction may require specific catalysts and reaction conditions, such as suitable temperatures and solvents, to promote the smooth progress of the reaction.
In addition, its solubility also has characteristics. It has a certain solubility in common organic solvents such as ethanol, ether, and acetone, but it has little solubility in water. This is due to the difference between molecular polarity and water molecular polarity. Based on this solubility, in the process of organic synthesis, separation and purification, etc., a suitable solvent can be selected according to its characteristics to achieve the purpose of separation and reaction.
In terms of stability, although it is relatively stable under normal conditions, when encountering strong acids, strong bases or strong oxidants, it may cause chemical reactions, resulting in structural changes and different properties. Therefore, when storing and using, avoid contact with such chemicals to prevent deterioration or cause danger.
What is the production method of 3,4-dichlorobenzanesulfonyl chloride?
3,4-Difluoroacetophenone is an important intermediate in organic synthesis. The common preparation methods are as follows:
First, acetophenone is used as the starting material and obtained by halogenation reaction. Under specific reaction conditions, acetophenone interacts with halogenating reagents (such as fluorine-containing halogenating agents) to introduce fluorine atoms at specific positions on the benzene ring. This approach requires precise control of reaction conditions, such as reaction temperature, reagent dosage and reaction time. Because the selectivity of halogenation reaction is very critical, if the conditions are not appropriate, it is easy to generate a mixture of various halogenated products, resulting in a reduction in the yield of the target product, and subsequent separation and purification work will be more complicated.
Second, fluorobenzene derivatives are used as raw materials for synthesis. For example, selecting suitable fluorobenzene and introducing acetyl groups through acylation reactions. In this process, the choice of acylation reagents and the use of reaction catalysts have a great impact on the reaction process and product formation. Appropriate catalysts can effectively improve the reaction rate and selectivity, making the reaction more inclined to generate the target product 3,4-difluoroacetophenone. At the same time, the purity of the raw materials and the nature of the reaction solvent will also affect the reaction result to a certain extent.
Third, some more novel organic synthesis strategies can also be prepared. With the continuous development of organic synthesis chemistry, new reaction mechanisms and methods continue to emerge. Some reactions based on transition metal catalysis can achieve more accurate construction of carbon-fluorine bonds and carbon-carbon bonds, thus providing a new way for the synthesis of 3,4-difluoroacetophenone. Such methods often have higher atomic economy and reaction efficiency, but the requirements for reaction equipment and operation technology are also relatively high.
Different preparation methods have their own advantages and disadvantages. In actual production, it is necessary to comprehensively consider many factors such as raw material cost, reaction conditions, product purity and yield, and choose the most suitable preparation method to achieve efficient, economical and environmentally friendly production goals.
What are the precautions for using 3,4-dichlorobenzesulfonyl chloride?
When using 3% 2C4-difluoroacetophenone oxime ether, there are several ends that should be added.
First, its properties are also, this material has specific chemical properties, and when operating, be sure to clarify its activity and stability. Knowing its properties can avoid risks caused by ignorance. If it is sensitive to heat and light, it should be stored in a cool and dark place. Operation should also be protected from high temperature and strong light, so as not to cause decomposition or other adverse reactions, damage its quality, or cause safety hazards.
Second is safety protection. Because it contains fluoride and other elements, it may have a certain impact on the human body. Therefore, when handling, it is necessary to wear appropriate protective equipment, such as gloves, goggles, gas masks, etc. Gloves must be selected to resist its corrosion, goggles can protect the eyes from splashing damage, and gas masks can prevent inhalation of harmful vapors. And there should be good ventilation in the operation room, so that harmful gases can be discharged in time, reduce the concentration in the air, and reduce the harm to the human body.
Furthermore, it is the operation specification. The steps of measuring and mixing should follow precise procedures. When measuring, use a measuring tool with the right accuracy to ensure the accuracy of the amount. Due to the deviation of the amount, or the reaction result is not as expected. When mixing, pay attention to the order and rate of addition. Some reactions have strict requirements on the order of addition. If the order is wrong, the reaction will be difficult to proceed, or even cause danger.
And storage is essential. In addition to its requirements for temperature and light, it should also be stored separately from other chemicals. Mix with oxidizing and reducing substances, or cause severe reactions. And the storage place should be clearly marked, recording its name, nature, hazards, etc., so that it can be accessed and managed. In case of emergencies, it can be responded to in time.
When using 3% 2C4-difluoroacetophenone oxime ether, specify its properties, strictly implement safety protection, follow operating specifications, and store it well to ensure its safety and effectiveness.