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P-Diethylbenzene

Qidi Chemical

P-Diethylbenzene
Specifications

HS Code

343432

Chemical Formula C10H14
Molecular Weight 134.22 g/mol
Appearance Colorless liquid
Odor Aromatic odor
Boiling Point 181 - 184 °C
Melting Point -42.8 °C
Density 0.86 g/cm³ at 20 °C
Solubility In Water Insoluble
Flash Point 58 °C
Vapor Pressure 1.33 kPa at 45.2 °C
Auto Ignition Temperature 432 °C

As an accredited P-Diethylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 500 - gram bottle packaging for P - Diethylbenzene chemical.
Storage P - Diethylbenzene should be stored in a cool, well - ventilated area, away from heat, sparks, and open flames. Keep it in a tightly - sealed container to prevent vapor leakage. Store it separately from oxidizing agents and incompatible substances. Ensure storage facilities have proper grounding to avoid static - electricity - induced hazards.
Shipping P - Diethylbenzene is shipped in tightly sealed, corrosion - resistant containers. It's transported under regulated conditions, ensuring proper ventilation and separation from incompatible substances to prevent hazards during transit.
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P-Diethylbenzene P-Diethylbenzene
General Information
Historical Development
P-diethylbenzene is an organic compound. It originated from the research of various chemical sages in the past. At the beginning, the academic community deepened its exploration of aromatic hydrocarbons, and everyone paid attention to the characteristics and synthesis of benzene derivatives.
At that time, the chemical masters used an exquisite method to make ethyl and benzene ring conjugate, and after several attempts and adjustments, they finally obtained P-diethylbenzene. With the passage of time, the preparation method of P-diethylbenzene has been continuously refined, and it has become more simple and efficient from the initial complexity.
With the rise of industry, the demand for P-diethylbenzene has gradually increased. Because of its wide use in many fields of chemical industry, such as assisting in the synthesis of polymers, it adds quality and color to special materials. Looking at its historical evolution, it is like a star, from the beginning of the dim light to the shining light, becoming more and more important in the chemical firmament.
Product Overview
"Overview of P-diethylbenzene products"
P-diethylbenzene is an important product of organic chemistry. It is a colorless and transparent liquid with a special aromatic odor. In the chemical industry, it has a wide range of uses.
In industrial preparation, it is often obtained by a specific chemical reaction. After catalysis, distillation and other processes, pure P-diethylbenzene can be obtained. Its chemical properties are stable, and it is also dangerous when exposed to strong oxidizing agents, open flames, etc.
This product plays a significant role in synthetic materials, fine chemicals, etc. It can be used as a raw material for synthetic resins to help improve its performance; in the manufacture of fragrances, it can also contribute a unique atmosphere. And in organic synthesis reactions, it is often a key intermediate, promoting the progress of many chemical reactions.
Physical & Chemical Properties
P-diethylbenzene is an organic compound. It is a colorless liquid with an aromatic odor. Its boiling point is about 183 to 184 degrees Celsius, its melting point is -83.9 degrees Celsius, and its density is about 0.86 grams per cubic centimeter. This substance is insoluble in water, but miscible in organic solvents such as alcohols and ethers.
In terms of its chemical properties, P-diethylbenzene has a typical reaction of aromatic hydrocarbons, and reactions such as substitution and addition can occur. Due to the existence of ethyl groups, it can react under specific conditions, such as oxidation, to generate corresponding derivatives. Its stability is good, but it is dangerous to explode in case of open flame or hot topic. In the chemical industry, P-diethylbenzene is often used as a raw material or intermediate and is widely used.
Technical Specifications & Labeling
For the production of P-diethylbenzene, it is also a chemical substance. Its manufacturing technology is essential to the quality (commodity quality).
The method follows the process of precision, and the quality of raw materials and the reverse quality need to be controlled. Its quality is not limited by the degree and quality. If the quality needs to be high, the content of P-diethylbenzene must be small.
In terms of quality, state its name, chemical formula, and clear and dangerous properties, such as flammable and harmful. It is also necessary to clarify the way of use and the method of survival. Let users know its safety and use it safely. In this way, the proper use of P-diethylbenzene in the industrial field can be guaranteed.
Preparation Method
The method of preparing P-diethylbenzene is related to the raw materials and production process, reaction steps, and catalytic mechanism, which is the key. Its raw materials are often benzene and ethylene, both of which are easily available. In the production process, benzene and ethylene are reacted with specific catalysts, such as zeolites, at a suitable temperature and pressure. At the beginning of the reaction step, ethylene is adsorbed at the active site of the catalyst, and then interacts with benzene to generate P-diethylbenzene. The catalytic mechanism is that the active center of the catalyst promotes the reaction, reduces the activation energy, and improves the reaction rate. In this way, P-diethylbenzene can be efficiently prepared to meet the needs of chemical diversity.
Chemical Reactions & Modifications
The chemical change of P-diethylbenzene is related to the reaction and modification, and is an important issue in chemical research. Its reaction path may vary depending on conditions. Under specific temperature, pressure and catalysis, it can take a substitution reaction, and the hydrocarbon group may be replaced by another group, resulting in its structural change. This is one end of the modification.
Furthermore, to optimize its performance, the reaction parameters can be adjusted. If the temperature is increased, or the reaction rate is accelerated, it may also cause a cluster of side reactions. The precise selection of the catalyst can lead to the main reaction and increase the purity of the product. All these are ways of modification, making P-diethylbenzene more efficient in chemical applications and suitable for diverse needs.
Synonyms & Product Names
"On the same name and trade name of p-diethylbenzene"
There is a chemical substance now called p-diethylbenzene (P-Diethylbenzene). In the field of chemical industry, the same name and trade name of this substance are important signs. P-diethylbenzene, its namesake, depends on the chemical structure and naming rules. It is named because its molecule contains a benzene ring and is connected to diethyl at the para-position.
As for the trade name, it may vary according to different manufacturers, uses, and characteristics. However, it all revolves around the essential characteristics of p-diethylbenzene. Or take its excellent performance to recognize its excellence; or according to its application scenarios, to illustrate its use. Although the same name is different from the trade name, they all point to this thing, so that people in the industry can know what they are referring to when they hear it, and they can all help in production, research, application, etc., so as to form a chemical industry.
Safety & Operational Standards
"P-diethylbenzene product safety and operation specifications"
P-diethylbenzene is also a chemical product. If you want to make this product, you must first clarify its safety and operation specifications, so as to ensure that everything goes smoothly and there is no risk.
The preparation environment should be clean and well ventilated. The cover P-diethylbenzene has a certain volatility. If the ventilation is not smooth, the gas will accumulate and it is easy to cause hidden dangers. When operating, you must wear appropriate protective equipment, such as gas masks, protective gloves and protective clothing. Gas masks can block harmful gases from entering the body, and protective gloves and clothing can avoid contact with the skin and avoid poisoning.
When using P-diethylbenzene, the method must be stable and accurate, and the amount should be taken according to the quantity, and it should not be exceeded. Its storage is also exquisite, and it should be placed in a cool, dry place away from the source of fire. Because of its flammability, there is a risk of explosion in case of open flames and hot topics.
During the experiment or production process, the equipment must be regularly calibrated to ensure accuracy. The operation steps should be in accordance with the established rules, step by step, and should not be easier without authorization. If there is any abnormality, stop the machine immediately for investigation, and continue to operate until the hidden dangers are eliminated.
Furthermore, operators must undergo professional training to understand the physical and chemical properties, hazards and emergency response methods of P-diethylbenzene. In the event of an accident such as leakage, do not panic and start an emergency case quickly. Small leaks can be adsorbed with inert materials such as sand and vermiculite; large leaks need to be blocked by embankment and transferred to a safe container with an explosion-proof pump for proper handling.
In this way, strict adherence to safety and operating standards can ensure the success of P-diethylbenzene preparation and ensure the safety of personnel and the environment.
Application Area
P-diethylbenzene has a wide range of uses. In the field of chemical industry, it can be used as a raw material for organic synthesis. With its special structure, it can participate in many reactions and assist in the formation of various compounds.
In the manufacture of materials, there are also extraordinary things. Or it can add to the preparation of new materials, improve material properties, and make it more suitable for specific needs.
And in the fragrance industry, because of its unique smell, or provide other elements for the preparation of fragrances, increasing the richness of flavors.
And in the research and development of medicine, or it can contribute to the synthesis of some drugs. After clever reactions, it can become a key intermediate and help the birth of new drugs. Overall, P-diethylbenzene has potential in various fields, with diverse uses and promising prospects.
Research & Development
In recent years, the research of P-diethylbenzene has gradually made progress. At the beginning, analyzing its nature and exploring its structure, I have no good method, I have tried many times and failed, and I am worried. However, everyone is not discouraged, they are dedicated to thinking, and they study day and night.
On the way to the experiment, observe the change of temperature and pressure, observe its response, and record the number. After months of work, the method can be made, and the purity is quite good.
Now the production of P-diethylbenzene, the quantity and quality are improved. It is also widely used, and it is useful in various fields of chemical industry. However, the researcher did not dare to slack off, and thought of diligent strategies, hoping to expand its path and increase its effectiveness, so as to assist the prosperity of the industry and seek long-term development.
Toxicity Research
"On the Toxicity of P-diethylbenzene"
The investigation of the physical properties of taste and smell is related to people's livelihood. In today's research on P-diethylbenzene, the test of toxicity cannot be ignored. P-diethylbenzene, the color and taste are different from normal things. It enters the body, or hurts the internal organs, and damages qi and blood. After various experiments, it can be seen in animals. It may cause liver disease, or cause lung disease. Although it exists in industry and is widely used, it has potential toxicity and has to be prevented. People who work often touch this thing, and the risk of disease rises sharply. Therefore, its toxicity should be investigated in detail, and strict regulations should be made to avoid harm and ensure the well-being of the people.
Future Prospects
P-diethylbenzene is also a chemical substance. Looking at its future prospects, it is quite promising. It has a wide range of uses in industrial production, or is an important material for organic synthesis, and can make many fine chemical products. The prospect is unlimited.
Today's technology is new, and the power of research and development is becoming stronger. I hope to be able to innovate the production process of P-diethylbenzene. Make it more productive, lower cost, more environmentally friendly, and less environmental pollution.
Furthermore, in the application field, I hope to expand new paths. In addition to known uses, it may be explored in emerging fields such as new energy and new materials, and contribute to the future development of science and technology. In this way, the future of P-diethylbenzene will be brilliant, used by the world, and benefit people.
Where to Buy P-Diethylbenzene in China?
As a trusted P-Diethylbenzene 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 P-Diethylbenzene 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 P-Diethylbenzene?
P-diethylbenzene is one of the organic compounds. It has a wide range of uses and is widely used in the chemical industry. First, it is often used as a raw material for synthetic resins. Through specific chemical reactions, it can participate in the polymerization process of resins, so that the prepared resins have specific properties, such as enhancing their toughness and heat resistance. It is indispensable in the production of plastic products, such as the preparation of some advanced engineering plastics. P-diethylbenzene is an important starting material. Second, it is also used in the rubber industry. It can be used as a rubber auxiliary to improve the processing and physical properties of rubber. Adding an appropriate amount of P-diethylbenzene can make rubber easier to mix, improve its vulcanization speed, and enhance the wear resistance and anti-aging properties of rubber products, so that the quality of rubber products such as tires and hoses is better and the service life is longer. Third, in the coating industry, P-diethylbenzene can be used as a solvent and diluent. Because of its suitable solubility and volatility, it can effectively dissolve various resins and pigments, so that the coating has good coating performance and drying speed, and helps to improve the leveling and gloss of the coating, and improve the quality and appearance of the coating. Fourth, in the field of fine chemicals, P-diethylbenzene is also an intermediate for the synthesis of many fine chemicals. Through a series of chemical reactions, a variety of compounds with special functions can be derived, such as key intermediates used in the pharmaceutical, pesticide, fragrance and other industries, which are of great significance to Product Research & Development and Production in these fields.
What are the physical properties of P-Diethylbenzene?
P-diethylbenzene is one of the organic compounds. Its physical properties are quite unique, as follows: Looking at its properties, under normal temperature and pressure, P-diethylbenzene is a colorless and transparent liquid with a clear texture, similar to clear water, but it has the characteristics of its own chemical substance. The appearance of this liquid lays the foundation for its role in many chemical scenarios. When it comes to the melting point, its melting point is quite important, about -42.8 ° C. Such a low temperature melting point allows P-diethylbenzene to maintain a liquid state under normal low temperature environments and is not easy to solidify. This property is essential to ensure material fluidity in some chemical processes. The boiling point of P-diethylbenzene is about 183-184 ° C, which is relatively high, indicating that more energy needs to be given to vaporize it. This can be done by taking advantage of the difference in boiling point between it and other substances in chemical operations such as separation and purification. The density of P-diethylbenzene cannot be ignored either, about 0.86 g/cm ³. This density value is slightly lighter than that of water, so if it meets water, it will float on the water surface. This property can be used in some scenarios involving liquid-liquid separation to distinguish and separate P-diethylbenzene from the aqueous phase. Furthermore, the solubility of P-diethylbenzene is also an important physical property. It is insoluble in water, but it can be miscible with most organic solvents such as ethanol, ether, acetone, etc. This solubility characteristic makes it widely used in the field of organic synthesis. It can be used as a good solvent to dissolve many organic reactants and promote the progress of chemical reactions. In addition, P-diethylbenzene has a certain degree of volatility and will gradually evaporate in the air. Although the volatility is not very strong, it is still necessary to pay attention during storage and use to prevent it from escaping into the environment, which may not only cause material loss, but also affect the environment and human health. Its smell also has characteristics, with an aromatic smell, but this fragrance is not pleasant. Excessive inhalation may have adverse effects on the human respiratory tract, nervous system, etc. From the above, it can be seen that the physical properties of P-diethylbenzene are of great significance in many fields such as chemical industry and scientific research. Only by knowing its properties can it be used effectively.
What is the production method of P-Diethylbenzene?
P-diethylbenzene is an organic compound. There are several common methods for its preparation. One is the alkylation method. Benzene and ethylene are used as raw materials, and the alkylation reaction is carried out under the action of suitable catalysts. The catalysts used are often solid acids, such as zeolite molecular sieves. This catalyst has high activity and selectivity, which can make ethylene and benzene react efficiently. The temperature and pressure of the reaction need to be precisely regulated. The temperature is about 100-200 degrees Celsius, and the pressure is between 1-3 trillion Pa. Under these conditions, ethylene and benzene combine to gradually produce the isomer of diethylbenzene, which contains p-diethylbenzene. After distillation and other separation methods, pure p-diethylbenzene can be obtained. The second is the isomerization method. The mixture containing diethylbenzene is obtained first, and the content of p-diethylbenzene in it is not enough. Then with the help of a catalyst, the isomers of diethylbenzene are converted to each other. The catalyst used, or a metal-supported catalyst, is supported on a specific support. Under suitable temperature, pressure and space velocity conditions, isomers such as m-diethylbenzene and o-diethylbenzene can be isomerized to p-diethylbenzene. At a temperature of 200-300 degrees Celsius and a pressure of about 1-2 trillion Pa, the proportion of p-diethylbenzene in the product can be increased by this method, and then finely separated to obtain high-purity p-diethylbenzene. The process of preparing p-diethylbenzene requires fine control of each step, from the purity of the raw material to the fine-tuning of the reaction conditions, and even the precise operation of the separation process, all of which are related to the quality and yield of the final product.
What are the precautions for P-Diethylbenzene in storage and transportation?
P-diethylbenzene is an organic compound. During storage and transportation, many matters must be paid attention to. First, when storing, it must be in a cool and well-ventilated place. Because of its flammability, if it is placed in a high temperature or unventilated place, it is prone to danger. For example, if it is placed in a hot place or closed in direct sunlight, the temperature rises, or its volatilization intensifies, forming a mixture of combustible steam and air. In case of open flame or high heat energy, it will explode, which is very dangerous. Second, the object must be kept away from fire and heat sources. Open flame and high temperature are both the inducements of its explosion, so smoking and fire are strictly prohibited in the storage area. Even if there is a very small spark, contact with the steam of this thing may also cause a raging fire, which may cause harm to the surroundings. Furthermore, the storage container must be well sealed. If the container leaks, P-diethylbenzene leaks, not only will the material be lost, but also the steam will spread around, increasing the risk of fire and poisoning. If the steam is inhaled by humans, it may cause damage to the respiratory tract, nervous system, etc. When transporting, the vehicles and containers used must be in compliance. Vehicles should have fire protection, anti-static and other devices to prevent static electricity or sparks from being generated during transportation due to bumps, friction, etc., which may cause danger. The container must also be strong to ensure that it will not be damaged and leaked during transportation. During transportation, it should be avoided during high temperature periods and densely populated areas High temperatures can increase the vapor pressure of P-diethylbenzene, increasing the danger; once it leaks through densely populated areas, it endangers many lives and property. In short, P-diethylbenzene should be stored and transported with caution and strict regulations to ensure safety.
What are the effects of P-Diethylbenzene on the environment and human health?
"Tiangong Kaiwu" was written by Song Yingxing in the Ming Dynasty. Its language is concise and simple. The following answers in a style similar to ancient proverbs: Those who are p-diethylbenzene belong to organic compounds. Its impact on the environment and human health cannot be ignored. In terms of the environment, if p-diethylbenzene escapes in the atmosphere, it can interact with photochemistry and cause pollution such as smog. If it flows into water bodies, aquatic organisms will bear the brunt, or cause population imbalance and ecological chaos. And if the soil is contaminated with this substance, it will also damage its fertility and hinder the growth of plants. As for human health, if you inhale air containing p-diethylbenzene, the respiratory tract will suffer first, or cause cough and asthma. After long-term exposure, the nervous system is also affected, and people may feel dizzy, weak, and listless. If it is exposed to skin, it may cause allergies and itching. And this quality may be potentially carcinogenic. Long-term exposure increases the risk of cancer. Therefore, diethylbenzene has many disadvantages to the environment and the human body. It should be handled with caution to prevent its escape and avoid harm.