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1,2-Difluoro-4-Methylbenzene

1,2-Difluoro-4-Methylbenzene

Hongda Chemical

Specifications

HS Code

514255

Chemical Formula C7H6F2
Molar Mass 130.12 g/mol
Appearance Colorless liquid
Boiling Point 125 - 127 °C
Melting Point -30 °C
Density 1.127 g/cm³
Solubility In Water Insoluble
Vapor Pressure 3.28 kPa at 25 °C
Flash Point 24 °C
Refractive Index 1.465

As an accredited 1,2-Difluoro-4-Methylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 1,2 - difluoro - 4 - methylbenzene: Packed in 500 - mL glass bottles, 10 bottles per carton.
Storage 1,2 - difluoro - 4 - methylbenzene should be stored in a cool, well - ventilated area away from heat, sparks, and open flames as it is flammable. Keep it in a tightly sealed container to prevent vapor leakage. Store it separately from oxidizing agents and incompatible substances. Ensure storage areas comply with safety regulations to minimize risks.
Shipping 1,2 - difluoro - 4 - methylbenzene is shipped in specialized, tightly - sealed containers compliant with chemical transport regulations. These containers prevent leakage and ensure safe transit, safeguarding both handlers and the environment during shipping.
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1,2-Difluoro-4-Methylbenzene 1,2-Difluoro-4-Methylbenzene
General Information
Historical Development
1,2-Difluoro-4-methylbenzene is also an organic compound. In the past, the research of chemistry was not as subtle as this, and its substances were hidden in the mysteries of various compounds.
In recent times, the technology of chemistry has been refined, and researchers have begun to pay attention to such fluoroaromatic hydrocarbons. At the beginning, it was very difficult to make 1,2-difluoro-4-methylbenzene. The choice of raw materials and the article of reaction all need to be refined.
At the beginning, with the conventional method, the yield was very low. However, the researchers were discouraged, exhausted their efforts, tried new agents, adjusted temperature and pressure, and changed the process. Gradually, the yield also rose.
At present, 1,2-difluoro-4-methylbenzene is widely used in various fields of medicine and materials. Its research and development path has witnessed chemical evolution, from micro-exploration to today's wide application, which is a good example of chemical progress.
Product Overview
1,2-Difluoro-4-methylbenzene is also an organic compound. It may be a colorless liquid with a special odor. This compound has a wide range of uses in the chemical industry and can be used as a raw material for the synthesis of a variety of fine chemicals.
In its structure, above the benzene ring, the two positions are connected to the fluorine atom at one place, and the four positions are connected to the methyl group. Due to the characteristics of fluorine and methyl groups, this compound has unique physical and chemical properties. Its physical properties, such as melting boiling point and solubility, are closely related to the structure. Chemically, the conjugate system of the benzene ring, coupled with the electronic effect of fluorine and methyl groups, make the compound exhibit specific activity and selectivity in reactions such as electrophilic substitution. The method of
preparation often involves the means of organic synthesis and is obtained by multi-step reaction. During the reaction process, the reaction conditions, such as temperature, pressure, type and dosage of catalyst, need to be precisely controlled to ensure the purity and yield of the product. And in practical application, it is also necessary to consider its safety and environmental impact, and follow relevant norms and guidelines.
Physical & Chemical Properties
1,2-Difluoro-4-methylbenzene is an organic compound. Its properties are both physical and chemical. Looking at its physical properties, at room temperature, it is a colorless liquid with a specific taste and can be known by smell. Its boiling point is moderate, which is easy to separate and purify. And the density is slightly lighter than that of water, and it can float on water.
As for chemical properties, the structure of the benzene ring makes it aromatic. The substitution of fluorine atoms with methyl groups makes its chemical activity different from that of benzene. The strong electronegativity of fluorine atoms makes the density of the ortho-electron cloud variable, and it has a unique orientation in the electrophilic substitution reaction. The methyl ion also affects the reaction activity. The synergy between the two makes 1,2-difluoro-4-methylbenzene an important raw material and has unique uses in organic synthesis.
Technical Specifications & Labeling
Nowadays, there is a product named 1,2-difluoro-4-methylbenzene, which is quite important in the field of chemical industry. To clarify its process specifications and identification (product parameters), it is necessary to consider them in detail.
For process specifications, the method of synthesis needs to be controlled under various conditions. The choice of raw materials must be pure and the proportion is correct. When reacting, the temperature and pressure are all important, and the product is slightly poor, or the product is impure. If synthesizing by a certain method, prepare several kinds of raw materials first, mix them in a certain amount, put them in a special device, control the temperature, apply a little pressure, and then react over time.
In terms of identification (product parameters), its color state is clear, and this substance may be a colorless liquid with a special smell. Its boiling point and melting point are also key parameters, which are recorded in the book as evidence for identification. And purity is a term related to quality, and it must meet a certain standard before it can be qualified. In this way, it can be used in industrial use and scientific research, and its effect can be used without error.
Preparation Method
To prepare 1,2-difluoro-4-methylbenzene, the method of preparation is to discuss the raw materials first. When a suitable initial material is taken, such as an aromatic hydrocarbon containing methyl, and has a check point that can be replaced by fluorine.
As for the production process, the aromatic hydrocarbon is first reacted with a specific halogenated reagent to introduce halogen atoms to lay the foundation for the subsequent fluorination reaction. This step requires controlling the reaction temperature, time and reagent ratio to achieve the best effect.
Reaction step, first halogenation, followed by fluorination. During halogenation, choose the appropriate halogenating agent, and adjust the reaction conditions according to the activity of the aromatic hydrocarbon. During fluorination, replace the halogen atom with fluoride, and use a specific catalyst to improve the reaction rate and selectivity. In the
catalytic mechanism, the catalyst used can reduce the activation energy of the reaction and make the reaction take place under milder conditions. By interacting with the reactants, changing the reaction path and promoting it to form the target product, 1,2-difluoro-4-methylbenzene can be efficiently prepared.
Chemical Reactions & Modifications
The wonders of chemistry are related to the change of substances and the change of efficacy. Today, there is 1, 2 - Difluoro - 4 - Methylbenzene. In the field of chemistry, its reaction and modification are worth exploring.
The chemist seeks the reason for the change of substances. The reaction of 1, 2 - Difluoro - 4 - Methylbenzene, or electrophilic, or nucleophilic, depends on its structural properties. The position of fluorine and methyl, the reaction direction of the left and right. The electronegativity of fluorine changes the density of the electron cloud at the ortho position, causing the reaction activity to be different.
As for modification, or adding functional groups to change its properties. Or increase its stability, or give it new energy. It can be introduced into its structure by means of substitution and addition. After modification, or in the field of materials, it has better weather resistance and insulation; or in the field of medicine, it has specific pharmacology.
The beauty of chemistry lies in the observation of micro-knowledge to cope with changes. The reaction and modification of 1,2 - Difluoro - 4 - Methylbenzene is also an important way for chemical exploration, and it is hoped that it can create new opportunities for various applications.
Synonyms & Product Names
For 1,2-difluoro-4-methylbenzene, it is also a chemical substance. The name of the same substance and the name of the commodity are always valued by the academic community.
The name of the same substance is derived from the analysis of its chemical structure. According to the rules of chemistry, its characteristics are expressed in precise words. As for the name of the commodity, or the convenience of the process and the needs of the market, it is called something else.
Although both refer to this thing, the name of the same thing is scientific indeed, and the name of the commodity is practical and wide. As an old saying goes, if the name of the same thing is "elegant name", it follows the academic convention; the name of the commodity is like "common name", which should be used by the world. The two have their own merits in the research of chemistry and the application of industry, complementing each other and promoting the progress of this substance in academia and industry.
Safety & Operational Standards
Safety and Handling Specifications for 1,2-Difluoro-4-methylbenzene
Wife 1,2-difluoro-4-methylbenzene is a common substance in chemical research. To clarify its safety and handling specifications, it is necessary to examine in detail.
In terms of storage, keep it in a cool, dry and well-ventilated place. Avoid open flames and hot topics to avoid the risk of ignition and explosion. Because it is volatile, if stored improperly, the volatile gas will accumulate, and it is easy to cause fire or even explosion in case of open flames.
When operating, appropriate protective equipment must be worn. The operator needs to wear protective gloves to prevent skin contact. Cover this substance or irritate and corrode the skin. It should also be equipped with protective glasses to protect the eyes from splashing liquid. And the operation should be carried out in the fume hood, so that the volatile gas can be discharged in time, so as not to inhale the body and damage the respiratory organs.
If you accidentally come into contact with the skin, rinse quickly with a large amount of flowing water, and then seek medical treatment. If it splashes into the eyes, you should also rinse immediately with a large amount of water, open the eyelids, ensure that the rinsing is complete, and then seek medical attention. If you inhale its volatile gas, quickly move to a fresh place in the air to keep breathing smooth. If breathing difficulties, you need to give oxygen and rush to the hospital.
After use, properly dispose of the remaining substances and waste. Do not dump at will to avoid polluting the environment. It should be collected in accordance with relevant regulations and handed over to professional institutions for processing. In this way, the operation can be guaranteed to be safe and environmentally sound, and the chemical research can move forward steadily.
Application Area
1,2-Difluoro-4-methylbenzene is widely used. In the field of medicine, it can be used as a raw material for medicine to make a cure for diseases. Because of its uniqueness, it can help medicine to achieve specific effects, and doctors rely on it.
In the chemical industry, it is the foundation of special materials. The chemist starts with it to make plastic and painted things to increase their properties, beautify their quality, and make them durable and observable.
In the fragrance industry, it also has its own function. Those who take it, help the fragrance to become a unique flavor, or quiet, or fragrant, and leave the fragrance for a long time, adding rhyme to the fragrance.
is based on 1,2-difluoro-4-methylbenzene. Although it is a micro-substance, it is important in medicine, chemical industry and fragrance industry and cannot be ignored.
Research & Development
Modern chemistry has been refined, and all kinds of new substances have been produced one after another. 1,2-difluoro-4-methylbenzene is also the object of our dedicated research.
We have studied its physical properties in detail, observed the structure of its molecules, and analyzed the mechanism of its reaction. After months of research, we have a little experience in its preparation method. At first, the preparation process was full of thorns and the yield was quite low. However, we did not dare to slack off, repeated experiments, adjusted all kinds of conditions, and gradually made progress.
Today, this 1,2-difluoro-4-methylbenzene has considerable application prospects in the fields of chemical industry and medicine. We should make unremitting efforts to expand the scope of its application, so as to promote its development and be used by the world, with the hope of benefiting people, promoting the progress of chemistry, and contributing to future generations.
Toxicity Research
Study on the toxicity of 1,2-difluoro-4-methylbenzene
The man of 1,2-difluoro-4-methylbenzene is also a chemical substance. I have studied the toxicity of chemical substances in depth, hoping to find out.
In today's world, chemical substances have different properties. The toxicity of 1,2-difluoro-4-methylbenzene, which may have its own characteristics, cannot be ignored.
Use general methods to explore the biological effect of the substance. The physiological quality of the substance, and the performance of it. Observe its respiratory, blood, and spiritual relationships, and what are the implications.
It also considers its situation in the environment, dispersing, melting. Or into soil, water, and harmful substances.
The results of research show that 1,2-difluoro-4-methylbenzene is toxic. Or biological energy, and its replacement. Therefore, in its use, it is necessary to be cautious. System, prevent its harm in the future, maintain health and safety, and clean environment.
Future Prospects
Although it is not widely known, the future development of 1,2-difluoro-4-methylbenzene is really promising. Nowadays, chemical technology is advancing day by day, and the research of new substances is very useful. 1,2-difluoro-4-methylbenzene has a unique structure, which may open up new paths for the production of special drugs in the field of medicine. Or in the way of materials, it has become an extraordinary material and is specific. Although it is only the beginning of research, the speed of technology is difficult to measure. With time, it will be able to shine, develop its talents in various aspects of industry and people's livelihood, and contribute to the prosperity of the future.
Where to Buy 1,2-Difluoro-4-Methylbenzene in China?
As a trusted 1,2-Difluoro-4-Methylbenzene manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
Frequently Asked Questions

As a leading 1,2-Difluoro-4-Methylbenzene 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 1,2-difluoro-4-methylbenzene?
1% 2C2-diene-4-methylnaphthalene, this is an organic compound. Its use is quite extensive, and it is described in ancient Chinese from the perspective of "Tiangong Kaiwu" as follows:
Today there is 1% 2C2-diene-4-methylnaphthalene, which is used in the field of chemical industry and has many uses. First, it can be a raw material for the synthesis of many fine chemicals. In the industry of Guanfu Chemical, if you want to make exquisite products, you often rely on these compounds as the starting point. Through various ingenious methods, or synthesized into materials with special properties, it is used for instruments, fabrics and other items.
Furthermore, in the field of pharmaceutical research and development, 1% 2C2-diene-4-methylnaphthalene can also be used. Doctors desire a good medicine, and this compound may provide a key structural basis for it. After research and modulation, it may be used as a cure for diseases, so as to solve the pain of the world.
And in the field of materials science, it can help to form new materials. At present, the requirements for material properties are increasingly stringent, and 1% 2C2-diene-4-methylnaphthalene can participate in it to make the material have better strength, toughness or other specific properties, so that it can be applied to different scenarios, such as building buildings, manufacturing cars and ships, etc.
It is also on the road of scientific research and exploration, and it is an important object for studying the mechanism of organic reactions. By exploring its reactions, scholars can gain insight into the delicacy of organic chemistry, open up the boundaries of knowledge, and pave the way for more innovative applications in the future. In short, although 1% 2C2-diene-4-methylnaphthalene is small, it is important in various fields and cannot be underestimated.
What are the physical properties of 1,2-difluoro-4-methylbenzene?
1% 2C2-diene-4-methylnaphthalene is a kind of organic compound. This material has unique physical properties and is now detailed by Jun.
It is mostly in the shape of a solid state at room temperature and pressure. Looking at its appearance, it is often a white or off-white crystalline powder with a relatively fine state. The value of its melting point is very critical in scientific research and practical application. It is within a specific temperature range. This temperature limit causes the substance to undergo solid-liquid phase transformation under corresponding conditions.
When it comes to boiling point, it needs to have an exact value below a specific pressure environment. Generally speaking, under standard pressure conditions, the boiling point is also in a certain range, which is due to the combined action of factors such as intermolecular forces. The boiling point reflects the energy conditions required for the conversion of the substance from liquid to gaseous state, and is of great significance for the operation of its separation, purification and related chemical reactions.
The density of 1% 2C2-diene-4-methylnaphthalene is also an important physical property. This value characterizes the mass of the substance in a unit volume. It is an indispensable parameter in chemical processes such as material balance and mixing ratio and many scientific experiments.
Furthermore, its solubility also has characteristics. In common organic solvents, such as some aromatic hydrocarbons and halogenated hydrocarbon solvents, it can be dissolved to a certain extent. However, in water, due to the significant difference in polarity between the molecular structure and water, the solubility is very small. This solubility property plays a decisive role in the choice of solvent in the process of extraction, separation and preparation of substances.
In addition, the volatility of the compound is relatively low, and it is less spontaneous at room temperature. It converts from solid or liquid to gaseous and escapes into the environment. This property provides convenience for its stability and safety during storage and use.
In summary, the physical properties of 1% 2C2-diene-4-methylnaphthalene are diverse and interrelated, and are key considerations in many fields such as chemical production, materials science, and drug development. It is of great significance to promote the development of related fields.
Is the chemical properties of 1,2-difluoro-4-methylbenzene stable?
The chemical stability of 1% 2C2-diene-4-methylnaphthalene depends on many factors and cannot be generalized.
This compound contains a conjugated diene structure, and the conjugated system often endows the substance with unique electron delocalization properties. Conjugated dienes can exhibit high reactivity under certain conditions. For example, it is easy to participate in the Diels-Alder reaction and undergo [4 + 2] cycloaddition with the diene-friendly body, which is an important method for constructing carbon rings in organic synthesis. This reaction occurs due to the fluidity of the conjugated diene electron cloud, which allows it to interact effectively with suitable diene-friendly bodies.
Furthermore, the presence of methyl also affects its stability. Methyl is a donator group, which can affect the electron cloud distribution of the naphthalene ring and diene part through induction and superconjugation effects. Electron action or increases the electron cloud density in the molecular part area, changing its chemical activity. In the electrophilic substitution reaction, the adjacent, para-position or electron cloud density of methyl is relatively high, making it more vulnerable to electrophilic attack.
However, the stability is also affected by environmental factors. If it is exposed to high temperature, strong oxidizing agent or strong reducing agent environment, its structure may change. At high temperatures, conjugated dienes may undergo rearrangement or polymerization reactions; in case of strong oxidants, such as potassium permanganate, the unsaturated bonds in the molecules may be oxidized, resulting in structural changes.
In summary, the chemical stability of 1% 2C2-diene-4-methylnaphthalene is not absolute, and it may show different reactivity and stability under different conditions. The stability should be determined comprehensively depending on the specific reaction conditions, environmental factors and the characteristics of the reagents encountered.
What are the production methods of 1,2-difluoro-4-methylbenzene?
The preparation method of 1% 2C2-diene-4-methylnaphthalene is often related to many ancient techniques. Inspired by the thinking of "Tiangong Kaiwu", it can be explored from the following aspects.
First, the selection of raw materials is the key. It is advisable to choose natural substances rich in corresponding structures, such as the lipid liquid of some specific trees, or herbs with similar skeletons. Ancient Fangjia often searched for such raw materials in deep mountains and old forests. Its quality is pure and contains less impurities, which is of great benefit in subsequent preparation.
Second, the method of extraction cannot be ignored. The ancients used the art of distillation to place the selected raw materials in a special pottery kettle and steam them slowly over a slow fire. The material of the ceramic kettle and the control of the heat are both important points. If the heat is too fierce, the raw materials will be easy to coke and the active ingredients will be damaged; if the heat is insufficient, the refining will be insufficient. The distilled steam is cooled by a condenser pipe to collect a pure liquid, which may contain the desired ingredients.
Third, the purification and modification steps are quite important. The ancient precipitation method can be used to add a specific precipitating agent to precipitate impurities and then purify. In addition, or the extraction method can be used to extract the required ingredients with natural organic solvents, such as the juices of certain plants, to improve its purity. As for the modification step, the structure of the initial extract can be fine-tuned by chemical reaction under appropriate conditions to achieve the precise structure of 1% 2C2-diene-4-methylnaphthalene. During this process, the grasp of reaction conditions, such as temperature, time, and proportion of reactants, needs to be carefully considered before the ideal product can be obtained.
What are the precautions for storing and transporting 1,2-difluoro-4-methylbenzene?
For 1% 2C2-diene-4-methylnaphthalene, many things need to be taken care of during storage and transportation.
Bear the brunt, temperature and humidity are of paramount importance. This compound is quite sensitive to temperature and humidity. If the temperature is too high, it may cause its volatilization to intensify, and even cause chemical reactions and cause it to deteriorate; if the humidity is too high, it is easy to make it damp and affect the quality. Therefore, it should be stored in a cool and dry place, the temperature should be controlled within a specific range, and the humidity should also be maintained within a reasonable range.
For the second time, light should also be paid attention to. After it is exposed to light, photochemical reactions may occur, resulting in structural changes and performance damage. Therefore, when storing, it should be placed in a dark place, or packaged with a light-shielding material to avoid the harm of light.
Furthermore, the choice of storage containers should not be ignored. Containers that are chemically stable and do not react with them should be used, such as glass bottles or plastic bottles of specific materials, and the containers must be well sealed to prevent their leakage and contact with external substances.
As for transportation, it should be ensured that the packaging is sturdy and can resist bumps and collisions, so as to avoid leakage due to damage to the container. At the same time, the transportation vehicle should also maintain suitable environmental conditions and follow relevant transportation regulations to ensure transportation safety. And during transportation, special personnel should be supervised to pay attention to their status at any time. If there is any abnormality, they should be dealt with immediately. Therefore, it is necessary to properly store and transport 1% 2C2-diene-4-methylnaphthalene to ensure its quality and safety.