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Sulfonic Acid Series

Sulfamic Acid Series

Guanidine Series

Ethyl Para-Toluenesulfonate

Specifications

HS Code	412342
Chemical Formula	C9H12O3S
Molar Mass	200.26 g/mol
Appearance	Colorless to light yellow liquid
Odor	Characteristic odor
Density	1.15 g/cm³ (approximate)
Boiling Point	285 - 287 °C
Solubility In Water	Insoluble
Solubility In Organic Solvents	Soluble in many organic solvents
Flash Point	135 °C (closed cup)

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

Packing & Storage

Packing	1 kg of Ethyl Para - Toluenesulfonate in a sealed, chemical - resistant plastic container.
Storage	Ethyl para - Toluenesulfonate should be stored in a cool, well - ventilated area, away from heat sources, open flames, and oxidizing agents. Keep it in a tightly - sealed container to prevent evaporation and exposure to moisture. Store it separate from incompatible substances, like bases. Regularly check storage conditions to maintain its stability and prevent potential safety hazards.
Shipping	Ethyl Para - Toluenesulfonate is shipped in sealed, corrosion - resistant containers. It adheres to strict chemical transport regulations, ensuring safety during transit to prevent any leakage or reaction due to its chemical nature.

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General Information

Historical Development

The technology of chemical industry is changing with each passing day. There is a thing called Ethyl Para - Toluenesulfonate, which has a wide range of uses in various industries. Looking back to the past, this thing first appeared, but it was not known to the public. At that time, Fang's family studied it, but only knew its nature. After several years, the deeper the research, the more refined the production method, and the mass production began. Its efficacy in medicine and materials is gradually apparent. It was difficult to explore in the past, but it has made remarkable achievements today. It all depends on the dedication and unremitting research of all the sages. From the initial ignorance to the current familiarity, this is the achievement of scientific and technological evolution, and it is also the foundation for future generations to move forward. In the future, it will be hidden in the exploration of things, and it will be higher and create infinite possibilities.

Product Overview

"Product Overview of Ethyl Para - Toluenesulfonate"
Ethyl Para - Toluenesulfonate is a crucial chemical in the field of organic synthesis. Its appearance is often colorless to light yellow transparent liquid with a specific smell. This substance can be used as an excellent alkylating agent in many organic reactions.
In its chemical structure, ethyl group is cleverly connected to p-toluenesulfonate group, giving it unique chemical activity. During the reaction, the ethyl group can realize the alkylation modification of specific substrates, while p-toluenesulfonate acts as a good leaving group to promote the efficient progress of the reaction.
In the pharmaceutical industry, it is widely used in the synthesis of pharmaceutical intermediates, helping to create various types of molecules with biological activity. In the field of fine chemistry, it is also an indispensable raw material for the preparation of special functional materials. Its stable chemical properties and specific reactivity make it a key player in the stage of organic synthesis and contribute greatly to both chemical research and industrial production.

Physical & Chemical Properties

Ethyl Para - Toluenesulfonate is also an organic compound. Its physical properties are colorless to light yellow liquid at room temperature, with a special odor. The boiling point is quite high, about 200 degrees Celsius, due to the force between molecules. The melting point is relatively low, which is convenient for operation under specific conditions. Its density is slightly higher than that of water, insoluble in water, and miscible with many organic solvents. This is the embodiment of the principle of similar miscibility.
In terms of chemical properties, the sulfonate group in Ethyl Para - Toluenesulfonate is active and prone to nucleophilic substitution. When encountering nucleophiles, the carbon and oxygen bonds in the ester group are broken, and nucleophiles are replaced. This is a common reaction path in organic synthesis. It can also participate in the reverse reaction of esterification, etc. Under suitable acid-base conditions, it can hydrolyze to generate corresponding alcohols and p-toluenesulfonic acids. This chemical property makes it widely used in chemical, pharmaceutical and other fields.

Technical Specifications & Labeling

Ethyl Para - Toluenesulfonate is also an important reagent for organic synthesis. The technical specifications for its preparation are related to the ratio of materials in the reaction, such as the ratio of p-toluenesulfonate to ethanol. When accurately controlled, the best effect can be achieved. The reaction conditions are also critical. The temperature and duration must be appropriate. Generally, the temperature is controlled at XX degrees Celsius, and the reaction time is XX hours to ensure the purity and yield of the product.
As for the identification of the product, the name, molecular formula C-H-O-S, molecular weight 188.26, and commercial parameters such as purity and impurity content should be specified in detail. The purity is often above XX%, and the impurity limit is strict. Such standardized technology and accurate identification are the essence of the preparation and quality assurance of Ethyl Para - Toluenesulfonate.

Preparation Method

In order to make Ethyl Para - Toluenesulfonate, the selection of raw materials is crucial. When using p-toluenesulfonate and ethanol as raw materials, both need to be pure and free of impurities to ensure a smooth reaction.
The preparation process is as follows: In a clean reactor, pour p-toluenesulfonate and ethanol in an appropriate ratio. Slowly raise the temperature and maintain the temperature in a suitable range. This is the core step of the reaction. During the process, it is necessary to closely monitor the temperature change, do not make it too high or too low, so as not to affect the product formation.
The reaction step also needs to be strictly controlled. First, the raw materials are fully mixed and then heated to promote the reaction between the two. During the reaction, there may be side reactions, so be careful to avoid them.
The catalytic mechanism is indispensable. An appropriate amount of catalyst can be added to accelerate the reaction process and improve product output. However, the amount of catalyst should be precisely controlled, and too much or too little is not conducive to the reaction. In this way, Ethyl Para - Toluenesulfonate can be obtained, and all aspects of the preparation process cannot be ignored to obtain high-quality products.

Chemical Reactions & Modifications

Ethyl Para - Toluenesulfonate is an important compound in organic synthesis. The discussion of its chemical reaction is related to the precision and efficiency of the reaction. Looking at past studies, the reaction of this compound has many limitations, the reaction conditions are harsh and the yield is not ideal.
Today's chemical revolution is aimed at finding ways to optimize. Chemists work hard to improve the reaction path. Or find mild reaction conditions, avoid the risk of high temperature and pressure, and reduce energy consumption; or explore new catalysts, increase the reaction rate and selectivity, and make the product purer.
Such changes are expected to expand the application of Ethyl Para - Toluenesulfonate. In pharmaceutical synthesis, it can pave the way for the creation of new drugs; in the field of materials, or assist in the development of novel materials. The path of chemistry requires continuous improvement to meet the needs of all parties, which is the source of chemical progress.

Synonyms & Product Names

Ethyl Para - Toluenesulfonate is also a chemical substance. Its synonymous name, or ethyl p-toluenesulfonate. This name is often used in academic circles to clarify its chemical composition and characteristics.
As for the name of the product, it may be different depending on the needs of the merchant and the market. However, it basically refers to the same chemical substance. In the field of chemical industry, knowing its synonymous name and the name of the product is related to the smooth transaction and the certainty of research.
Ethyl Para - Toluenesulfonate has a wide range of uses and is often an important raw material or reagent in the process of organic synthesis. Its synonymous name helps researchers communicate accurately, and the name of the product is convenient for market circulation. Although the two names are different, they actually refer to the same thing and are of great significance to the chemical industry.

Safety & Operational Standards

About Ethyl Para - Toluenesulfonate Product Safety and Operation Specifications
Ethyl Para - Toluenesulfonate is one of the chemical products. In the production and use of this product, it is safe and regulated, and it is essential.
Those who operate this product must first clarify its properties. Ethyl Para - Toluenesulfonate has specific chemical properties. It may explode in case of heat, open flame or strong oxidant. Therefore, its storage should be placed in a cool, dry and well-ventilated place, away from fire and heat sources, and should not be mixed with oxidants and alkalis.
When operating, protective equipment is indispensable. Wear appropriate protective clothing and gloves, and wear protective goggles or masks to prevent it from touching the skin and eyes. If it is operated in a poorly ventilated area, an effective ventilation device should be installed to prevent it from gathering and harming the person.
If you accidentally touch it, rinse it with plenty of water urgently. If it enters the eyes, seek medical attention as soon as possible after flushing. If you eat it, do not induce vomiting, seek medical attention as soon as possible.
Furthermore, the waste of this thing should also be handled in accordance with regulations. Do not discard it at will, and separate the waste according to the regulations of the chemical waste place to avoid polluting the environment.
Ethyl Para - Toluenesulfonate, safety and regulation, keep in mind, and keep it safe.

Application Area

Ethyl Para - Toluenesulfonate is also an organic compound. Its application field is quite wide. In the field of organic synthesis, it is often used as an alkylation reagent. It can introduce specific groups into target molecules, making it a key material in the organic synthesis pathway.
In the field of pharmaceutical research and development, it can also be seen. Or participate in the preparation of active pharmaceutical ingredients to help exert the drug power. With its unique chemical properties, it can construct the specific structure of drug molecules, affect the interaction between drugs and targets, and affect the quality of drug efficacy.
In the field of materials science, Ethyl Para - Toluenesulfonate may help create new materials. It imparts unique properties to materials, such as improving their stability and solubility, and has potential applications in the preparation of electronic and optical materials.

Research & Development

In the field of chemical industry in recent years, there is a product named Ethyl Para - Toluenesulfonate, which is quite eye-catching. We have exhausted our reason, explored its source, and hoped to make some progress.
At the beginning, the method of making this product was not good, and the quality and quantity of the product were negotiable. We brainstormed and studied all the reaction conditions in detail, such as temperature, pressure, and catalyst selection. After repeated tests, in the control of temperature, we obtained exquisite methods to make the reaction more smooth.
In the selection of raw materials, we strive to purify and remove its impurities, so that the reaction rate is greatly increased. And the improvement of the equipment cannot be ignored. The design of the new equipment makes the operation easier and the energy consumption is also reduced.
Today, the production of Ethyl Para - Toluenesulfonate is of high quality and abundant quantity. However, we have not dared to slack off. Thinking about the future development, we still need to focus on environmental protection, cost control and other aspects. We hope to go to the next level and add a bright color to the field of chemical industry, for the prosperity of the industry, and unremitting pursuit.

Toxicity Research

Taste of chemical substances is related to people's livelihood, but the investigation of their toxicity should not be careless. Nowadays, there are Ethyl Para - Toluenesulfonate, and the toxicity of its substances needs to be carefully investigated.
Looking at the past research, its toxicity is gradually known. If this thing is accidentally touched, or entered the body, it may damage the internal organs and meridians. Although its nature is not as strong as poison and poison, if it is touched for a long time or eaten by mistake, it is also at risk of accumulating disease.
As a doctor, he often worries about its harm to the public. When studying, its effect on all kinds of organisms, from micro-insects to primates, has been tested. See its regular disturbance of cells, or the circulation of qi and blood.
Therefore, chemical producers should strictly regulate the production of this substance to prevent it from leaking, so as to protect everyone's safety. And researchers also need to exhaust the source of its toxicity and explore the solution, hoping to make this substance beneficial and harmless in the future, so as to live up to the researchers' responsibility.

Future Prospects

Ethyl Para - Toluenesulfonate This product has unlimited potential in the field of chemical industry. Although it is in the process of research and development today, the prospect of the future is like a bright star.
My generation researched it, hoping that it can shine in various industrial processes. Or it can optimize the reaction path, improve the yield, and make chemical production more efficient. It is also expected to emerge in the creation of new materials and create a new chapter for materials science.
In the field of medicine, it may be able to help the research and development of new drugs and seek well-being for human health. Although there may be thorns in the road ahead, we scientific researchers should be determined and explore more. With unremitting efforts, Ethyl Para - Toluenesulfonate will glow with dazzling brilliance in the future, benefit the world, and achieve great things for thousands of years. This generation is eagerly looking forward to its future development.

Where to Buy Ethyl Para-Toluenesulfonate in China?

As a trusted Ethyl Para-Toluenesulfonate 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 Ethyl Para-Toluenesulfonate 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 Ethyl Para-Toluenesulfonate?

Ethyl Para - Toluenesulfonate (ethyl p-toluenesulfonate), this substance has a wide range of uses. In the field of organic synthesis, it is often used as an alkylation reagent. In its structure, the sulfonate group is a good leaving group, which can make the ethyl group easily participate in the nucleophilic substitution reaction, thereby introducing the ethyl group into the target molecule, forming a carbon-carbon bond or a carbon-hetero bond to prepare many organic compounds containing ethyl groups.
It also has important uses in medicinal chemistry. When a drug is developed, its alkylation reaction properties can be used to modify the structure of the lead compound to improve the physical and chemical properties of the drug molecule, such as improving the lipid solubility to enhance the transmembrane transport ability of the drug and improve the bioavailability; or optimizing the ability of the drug to bind to the target and enhance the efficacy.
In the field of materials science, it can be used to synthesize polymer materials with special structures and properties. For example, through a specific reaction, it can be introduced into the polymer backbone or side chain as a functional monomer to impart new properties to the material, such as improving the surface wettability of the material and improving the thermal stability of the material.

What are the physical properties of Ethyl Para-Toluenesulfonate?

Ethyl + Para - Toluenesulfonate is an important compound in organic chemistry. Its physical properties are well-researched.
Looking at its form, under normal conditions, it is mostly colorless to light yellow liquid with clear texture. This form is convenient for it to interact with other substances in many chemical reaction systems. Because of its good fluidity, it can make the reaction more complete and uniform.
As for its boiling point, it is about a specific temperature range. A higher boiling point indicates that the intermolecular force is relatively strong, and more energy is required to transform it from liquid to gas. This property is crucial in separation, purification, and other operations. It can be separated from the mixture by distillation according to the difference in boiling point.
Furthermore, its density is also a key physical property. Compared with water, it has a specific density value. This density property has important applications in processes involving liquid-liquid separation, etc., and can be stratified with other liquids according to density differences.
In terms of solubility, Ethyl + Para - Toluenesulfonate exhibits good solubility in a variety of organic solvents, such as ethanol and ether. However, its solubility in water is relatively limited. This solubility characteristic determines its reaction feasibility and reaction path in different solvent systems, providing an important basis for the design of organic synthesis routes.
Ethyl + Para - Toluenesulfonate also cannot be ignored. Smell, often emits a specific smell, although not strong and pungent, but also unique. Its colorless character, when observing related reaction phenomena, does not observe the color change of the reaction process due to its own color interference.

What are the synthetic methods of Ethyl Para-Toluenesulfonate?

There are several common methods for preparing Ethyl Para - Toluenesulfonate.
First, ethanol and p-toluenesulfonate chloride are used as raw materials. Prepare a clean reaction vessel, pour an appropriate amount of ethanol into it, stir, and slowly add p-toluenesulfonate chloride. This process must pay attention to temperature control, often in an ice-water bath to maintain low temperature, because the reaction is hot, and side reactions are prone to occur if the temperature is too high. At the same time, an appropriate amount of acid binding agent, such as pyridine or triethylamine, can be added to absorb the hydrogen chloride generated by the reaction and promote the positive progress of the reaction. After the reaction is completed, the product is purified by conventional separation methods, such as extraction and distillation.
Second, ethylene and p-toluenesulfonic acid are used as raw materials. In the presence of a suitable catalyst, ethylene and p-toluenesulfonic acid are added. The selected catalyst should have high activity and selectivity to improve the yield and purity of the product. The reaction conditions must also be precisely regulated, and temperature and pressure have a great influence on the reaction. After the reaction is completed, after separation and refining steps, ethyl p-toluenesulfonic acid can be obtained.
Or, halide ethane and sodium p-toluenesulfonic acid are used as raw materials. Halide ethane and sodium p-toluenesulfonic acid are placed in a suitable solvent, heated and stirred to promote a substitution reaction between the two. The selected solvent should have good solubility to the reactants and not participate in the reaction. After the reaction, post-processing operations, such as filtration, washing, distillation, etc., are performed to obtain a pure product.
All these methods have their own advantages and disadvantages. When actually preparing, the choice should be made carefully according to factors such as the availability of raw materials, cost, and product requirements.

Ethyl Para-Toluenesulfonate Precautions during storage

Ethyl + Para - Toluenesulfonate is also an organic compound. During storage, many things should be paid attention to.
First, this compound has a certain chemical activity and should be placed in a cool, dry and well-ventilated place. It may occur in a humid environment or cause reactions such as hydrolysis. In case of water vapor, its structure may be damaged, which affects its chemical properties and performance.
Second, protection from light is also the key. Light can often cause photochemical reactions, which can change the molecular structure of Ethyl + Para - Toluenesulfonate and then deteriorate. Therefore, it should be stored in a brown bottle or other light-proof container to reduce the influence of light.
Third, keep away from fire and heat sources. This compound may be flammable. In case of open flame or hot topic, it may cause combustion or even explosion. The storage place should eliminate the source of fire, and the temperature control is appropriate to prevent danger caused by excessive temperature.
Fourth, classified storage, do not mix with strong oxidants, strong bases and other substances. Because of its chemical properties, it encounters strong oxidants or has a violent oxidation reaction; in contact with strong bases, uncontrollable chemical reactions may also occur, endangering safety.
Fifth, regularly check the storage status. Check whether its appearance changes, such as color, condition, etc. If there is any abnormality, it is necessary to quickly check the cause and properly handle it to ensure its quality and safety. In this way, the stability and safety of Ethyl + Para - Toluenesulfonate during storage can be guaranteed.

What are the safety precautions when using Ethyl Para-Toluenesulfonate?

Ethyl + Para - Toluenesulfonate is an organic chemical substance. When using it, many safety precautions must be kept in mind.
First, this substance is toxic and irritating, or injures the human body. Therefore, when using, it is necessary to wear appropriate protective equipment, such as gloves, goggles and laboratory clothes, to avoid skin and eye contact. If you accidentally touch it, rinse it with plenty of water and seek medical attention if necessary.
Second, Ethyl + Para - Toluenesulfonate is flammable and should be protected from open flames, hot topics and strong oxidants. When storing, it should be placed in a cool, well-ventilated place, and away from fire and heat sources. At the same time, the operating environment needs to be well ventilated to prevent the danger of explosion caused by the accumulation of steam.
Third, because of its high chemical activity, it is easy to react with other substances. When using, it is necessary to follow the correct operating procedures to control the reaction conditions, such as temperature, pressure and reaction time, etc., to ensure that the reaction is safe and controllable. And do not mix unknown substances at will to prevent dangerous reactions.
Fourth, the waste of Ethyl + Para - Toluenesulfonate should be properly disposed of in accordance with relevant regulations and cannot be discarded at will. It needs to be collected by classification and handed over to professional institutions for disposal to avoid environmental pollution.
In conclusion, when using Ethyl + Para - Toluenesulfonate, safety is paramount, and strict follow of safety procedures and operation guidelines can ensure personnel safety and smooth experimentation.