Products

P-Toluenesulfonic Acid N-Propyl Ester

Lingxian Chemical

Specifications

HS Code

749856

Chemical Formula C10H14O3S
Molecular Weight 214.28
Appearance Colorless to light yellow liquid
Boiling Point Approx. 275 - 277 °C
Density Around 1.07 - 1.09 g/cm³
Solubility In Water Insoluble
Solubility In Organic Solvents Soluble in many organic solvents like ethanol, ether
Flash Point Approx. 137 °C
Acidity Weakly acidic due to the ester nature
Odor Characteristic, pungent odor
Packing & Storage
Packing 100g of P - Toluenesulfonic Acid N - Propyl Ester packaged in a sealed plastic bottle.
Storage Store "P - Toluenesulfonic Acid N - Propyl Ester" in a cool, dry, well - ventilated area away from heat, flames, and ignition sources. Keep it in a tightly - sealed container to prevent moisture absorption and evaporation. Avoid storing near oxidizing agents and bases as it may react. Follow local safety regulations for proper storage.
Shipping P - Toluenesulfonic Acid N - Propyl Ester is shipped in well - sealed, corrosion - resistant containers. It's handled with care during transit, following strict chemical shipping regulations to prevent spills and ensure safety.
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P-Toluenesulfonic Acid N-Propyl Ester
General Information
Historical Development
In the field of chemical industry, there is a name P - Toluenesulfonic Acid N - Propyl Ester. Its origin is also, at the beginning of the many wise men in the study of chemistry, did not pay much attention to this thing. However, as the years passed, everyone gradually refined the art of organic synthesis, and began to realize its unique use.
First, the method of organic synthesis was not prepared, and many reactions were difficult and abnormal. Later, wise men dedicated themselves to studying its properties and found that this substance can be used as a catalytic agent for specific reactions, which can promote the reaction to move quickly, and the product is pure. Since then, this substance has gradually become more and more important in the academic world. Over the years, countless craftsmen have deeply cultivated this substance, improved the production method, and expanded its use. Looking at the path of its development, it has started from the very beginning, and today it has occupied a place in the field of organic synthesis.
Product Overview
Puguanfu P - Toluenesulfonic Acid N - Propyl Ester, its preparation, is based on p-toluenesulfonic acid and n-propanol, obtained by esterification. Its shape or colorless liquid, with a specific smell. In the field of chemical industry, it has a wide range of uses.
It has a certain chemical activity. It can be used as an intermediate in organic synthesis and is useful in the preparation of drugs, fragrances and other products. Due to the characteristics of sulfonate in the structure, it can react with many reagents to help form various compounds.
And its stability has also been observed, and it can be stored for a long time in ordinary environments. However, in case of hot topics and open flames, it is also necessary to be careful, for fear of danger. In short, P - Toluenesulfonic Acid N - Propyl Ester has a significant position in the chemical industry, which is related to the production and research and development of many fields.
Physical & Chemical Properties
Taste the wonders of chemical industry, the substances are numerous and the characteristics are different. Today's discussion of P - Toluenesulfonic Acid N - Propyl Ester. Its physical properties, at room temperature, or in a liquid state, clear and transparent in appearance, with a special smell, its taste may be spicy. The density is moderate, different from water or different, placed in water, or floating or sinking, it has its own state.
In terms of its chemical properties, it is a genus of esters, which can be hydrolyzed in case of alkali to produce corresponding alcohols and salts. Its sulfonate ester group is active and can be a key part in a specific reaction, or lead to chain changes. Chemical researchers should make detailed observations to understand their physical and chemical properties, paving the way for industrial applications and scientific research.
Technical Specifications & Labeling
Nowadays, there is P-Toluenesulfonic Acid N-Propyl Ester, which is quite important in the process specification and identification (product parameters). Its process specification, the method of preparation, from the selection of raw materials to the control of reaction conditions, should be detailed. Such as the purity of raw materials, reaction temperature and duration, are all related to product quality.
In terms of identification (product parameters), its chemical properties, such as molecular formula, molecular weight, and physical properties, such as color, odor, melting point, boiling point, etc. The process specification is the criterion for product output, and the identification (product parameters) is the characterization of product characteristics. The two complement each other to ensure the quality of the P-Toluenesulfonic Acid N-Propyl Ester and provide users with accurate evidence at the time of application.
Preparation Method
The method of making P-Toluenesulfonic Acid N-Propyl Ester, the first raw material and production process. Take p-toluenesulfonic acid and n-propanol as raw materials, and mix the two in appropriate proportions. During the reaction, sulfuric acid is used as a catalyst, and at a suitable temperature, the esterification reaction of the two occurs.
The reaction steps are as follows: first place the raw materials in the reactor, slowly heat up to a certain temperature, and keep this temperature for continuous stirring, so that the reaction can be fully carried out. When the reaction is close to completion, the product needs to be separated and purified. First, the lower impurities are removed by separation method, and then distilled to obtain pure P-Toluenesulfonic Acid N-Propyl Ester.
In order to ensure the quality of the product, a strict monitoring mechanism needs to be set up. During the entire reaction process, temperature, reaction time, and other parameters are closely monitored to ensure that all links are accurate, so as to produce high-quality products.
Chemical Reactions & Modifications
This chemical, P - Toluenesulfonic Acid N - Propyl Ester, is the key to its chemical reaction and modification. In the chemical reaction, the ratio of raw materials, the reaction temperature and the time and length all affect its effectiveness. The method of the past, or the disadvantages of low yield and too many impurities.
If you want to modify, you should focus on the catalytic agent and the reaction environment. The newly selected catalyst can promote the reaction speed, improve the yield, and simplify the process. The reaction environment, such as precise temperature control and pressure regulation, can also make the reaction more smooth. Through these measures, it is hoped to optimize the chemical application of P-Toluenesulfonic Acid N-Propyl Ester, obtain better performance, apply it widely in the industrial field, and promote the chemical industry to move forward.
Synonyms & Product Names
In the chemical industry, there are many categories, and one thing is called N-Propyl Ester. Although the name of P-Toluenesulfonic Acid N-Propyl Ester is different, it is also synonymous with the name of the product.
This agent is also known as n-propyl p-toluenesulfonic acid. P-toluenesulfonic acid, with p-toluenesulfonic acid and n-propyl ester in its structure, is an ester of n-propyl alcohol. In chemical fields, it is often used for different purposes because of its special properties.
In terms of the name of the product, it is also at the convenience of the industry, or there is a specific brand of n-propyl p-toluenesulfonic acid, which is covered to mark its quality and is different from other products. These are both synonymous names and the name of the product. They are also called P-Toluenesulfonic Acid N-Propyl Ester, each has its own use, and they are all wonderful.
Safety & Operational Standards
"P-Toluenesulfonic Acid N-Propyl Ester Product Safety and Operation Specifications"
The husband of P-Toluenesulfonic Acid N-Propyl Ester, chemical products are also. To ensure the safety of its production and use, there must be rules for operation.
The first word is safety. This product is dangerous to a certain extent. If it is touched, it may hurt the skin or damage the eyes. Therefore, when operating, protective equipment is essential. Protective clothing, protective goggles and gloves must be worn to prevent it from connecting with the body. If you accidentally touch it, wash it with a lot of water quickly, and seek medical attention for those who are serious. And its gas or irritation, the operation should be in a well-ventilated place to avoid inhaling its gas.
The second word is the operating specification. When preparing, the material preparation, temperature control, and reaction time must all be accurate. According to the established formula, slowly feed the material, do not be impatient, and prevent overreaction. After the reaction is completed, the product is extracted and the method of purity is also followed. Store it in a cool, dry place, away from fire and oxidants, to prevent accidents.
Those who use this product must be familiar with its safety and operation regulations, and must not slack off. In this way, the smooth production, the safety of personnel, and the protection of the environment can be guaranteed.
Although chemistry is wonderful, it can create all things, but the string of safety must be tight. In the case of P-Toluenesulfonic Acid N-Propyl Ester, it is the best policy to be careful.
Application Area
"The Use of Compounds"
Fu P - Toluenesulfonic Acid N - Propyl Ester This substance has its uses in various fields of chemical industry. In the context of organic synthesis, it is often a catalytic agent. It is active, can promote many reactions and make the process of synthesis smoother.
It is also indispensable in the pharmaceutical industry. It can help in the synthesis of pharmaceutical ingredients, improve the yield and purity, and contribute to the creation of good medicines. In the process of fragrance preparation, it can also develop its growth. It can catalyze the synthesis of fragrances, so that the fragrance can be delicately prepared and the quality of flavors can be enhanced.
And in the corner of material science, it also has its own function. It can participate in the synthesis of special materials and improve the properties of materials, such as enhancing their stability and flexibility. From this point of view, P-Toluenesulfonic Acid N-Propyl Ester is widely used in many fields, and it is actually a good material for chemical industry.
Research & Development
In recent years, I have been researching P-Toluenesulfonic Acid N-Propyl Ester, and I have focused my heart on what I put into it. This compound is unique in nature, has a wide range of uses, or involves various fields of chemical industry, and is also related to the new creation of materials.
At the beginning, I analyzed its structure, explored its nature, and many difficulties came one after another. However, I did not dare to slack off. I studied day and night, consulted classics, and sought advice from scholars.
After months of hard work, I gradually gained something. In the method of synthesis, the path was optimized to increase the yield and improve the quality. It also examined its reaction mechanism, clarified the key steps, and laid the foundation for subsequent improvement.
Looking forward to the future, I hope to expand the application based on this. It may be able to do new things in green chemical industry, or it can be used in high-tech materials. I should persevere and unremitting exploration, hoping that this compound can shine in scientific research and industry, and contribute to the development of the industry.
Toxicity Research
Since modern times, chemical refinement has come into being, and various products have come out one after another. Today, P-Toluenesulfonic Acid N-Propyl Ester has been studied in detail for toxicology.
The nature of this thing is related to everyone's health and cannot be ignored. We use rigorous methods to explore its toxicity. After repeated trials, observe its impact on various things. Or enter the water and soil, observe the change of vegetation; or apply it to insects, observe its state of life.
Research results, P-Toluenesulfonic Acid N-Propyl Ester has a certain toxicity. Its entry into the body may disturb the normal internal organs and disrupt the flow of qi and blood. Although there is no significant sign outside, the internal damage has quietly arrived. In the environment, it can also break the balance of ecology and harm other things. Therefore, its use should be cautious, take precautions and gradually, and do not ignore the danger of toxicity, ensure the well-being of all beings, and protect the tranquility of the environment.
Future Prospects
I have tried to study P - Toluenesulfonic Acid N - Propyl Ester, which has unique properties and a wide range of uses. Looking at today's state, although some gains have been made, the future prospects are still vast.
This compound can be used in organic synthesis, or it can open up new environments. With its characteristics, it can help the reaction to be smoother and the yield to increase. In the field of medicine, it is hoped that it can become a new agent to cure various diseases; in the field of materials, or to promote new products, its performance is outstanding.
And technology is advancing with each passing day, and the research method is becoming more refined. In the future, we will be able to explore it, and we will be able to understand its properties and make the best of our abilities. At that time, P - Toluenesulfonic Acid N - Propyl Ester may be a treasure in the industry, initiating the process of innovation, leading the tide of development, and benefiting the world.
Frequently Asked Questions
What are the main uses of P-Toluenesulfonic Acid N-Propyl Ester?
P-n-propyl toluenesulfonate has a wide range of uses. In the field of organic synthesis, it is often used as an important intermediate. First, it can participate in the esterification reaction, through ingenious interaction with alcohols to generate ester compounds with special structures and properties. Such esters play a key role in the preparation of many fine chemical products such as fragrances, coatings, plasticizers, etc.
Furthermore, in the alkylation reaction, P-n-propyl toluenesulfonate can provide alkyl groups for the reaction system, allowing the target compound to introduce specific alkyl groups, thereby significantly changing its physical and chemical properties. In the field of medicinal chemistry, the molecular structure of the drug can be modified by this reaction, and the activity, solubility and stability of the drug can be optimized.
In addition, due to its unique chemical structure and reactivity, it is also used in the preparation of some catalysts. By reacting with specific metal salts or ligands, a new type of catalyst with high catalytic activity and selectivity is constructed, providing an efficient catalytic path for many organic synthesis reactions.
In practical applications in industrial production, with its good reactivity and relatively mild reaction conditions, P-n-propyl toluenesulfonate has shown advantages in improving production efficiency and reducing energy consumption, laying the foundation for the large-scale production of many chemical products.
What are the physical properties of P-Toluenesulfonic Acid N-Propyl Ester
P - Toluenesulfonic Acid N - Propyl Ester is n-propyl p-toluenesulfonic acid. The physical properties of this substance are quite important, which is related to its application in many fields.
Looking at its properties, under normal circumstances, n-propyl p-toluenesulfonic acid is mostly colorless to light yellow liquid, which is visually clear. Its appearance characteristics provide an intuitive basis for preliminary cognition of this substance.
When talking about the density, it is about 1.07 - 1.09 g/cm ³. This density value determines the mixing or stratification of it with other substances in a specific environment, and is of great significance for chemical separation, deployment and other operations.
The boiling point is roughly 280-290 ° C. The boiling point affects the state change of n-propyl p-toluenesulfonate under heating and other conditions. In distillation, purification and other processes, the boiling point is a key consideration.
Furthermore, its solubility also has characteristics. N-propyl p-toluenesulfonate is soluble in most organic solvents, such as ethanol, ether, etc., but insoluble in water. This difference in solubility is used in organic synthesis for product separation and purification steps, and its different affinity with water and organic solvents is used to achieve effective separation.
In addition, the flash point of n-propyl p-toluenesulfonate is about 132 ° C. The flash point reflects the flammability of a substance. Knowing this value is of great significance to preventing fire and other safety accidents during storage, transportation, and use. It is necessary to strictly follow relevant safety regulations to ensure that the operating environment is away from fire sources and other dangerous factors.
Is P-Toluenesulfonic Acid N-Propyl Ester Chemically Stable?
P - Toluenesulfonic Acid N - Propyl Ester, that is, n-propyl p-toluenesulfonic acid, has relatively stable chemical properties.
In this compound, the sulfonate group is connected to the n-propyl group, and the p-toluenesulfonic acid part has a conjugated system, which endows the substance with certain stability. The structure of the sulfonate is relatively stable, and the C-O-S bond energy is high, which is not easy to spontaneously break. As a saturated alkyl group, n-propyl group has a certain electron supply effect, which can stabilize the molecular structure to a certain extent.
Under normal temperature and pressure, n-propyl p-toluenesulfonic acid is in a liquid or solid state, depending on the specific purity and environmental conditions. It has good solubility in general non-polar organic solvents, such as toluene, dichloromethane, etc. Due to the presence of ester groups and aromatic ring structures in the molecule, there are Van der Waals forces and other interactions with non-polar solvents.
In common chemical environments, n-propyl p-toluenesulfonate is not easy to hydrolyze with water, unless it is catalyzed by strong acids or bases, it will promote the hydrolysis of ester groups. Under alkaline conditions, OH attacks the carbonyl carbon of the ester group, and a nucleophilic substitution reaction occurs, causing the ester bond to break to form corresponding alcohols and p-toluenesulfonates; under acidic conditions, the ester group is protonated first, and then the water molecule attacks the carbonyl carbon, and hydrolysis is achieved through a series of processes.
N-propyl p-toluenesulfonate also has a certain degree of thermal stability. Under moderate heating, the molecular structure will not easily decompose. However, if the temperature is too high and exceeds its decomposition temperature, the molecule may undergo decomposition reactions. The specific decomposition products vary depending on the decomposition conditions, or p-toluenesulfonate, olefin and other small molecule fragments are formed.
Overall, n-propyl p-toluenesulfonate is relatively stable under conventional storage and use conditions, but under specific chemical reaction conditions or extreme environments, corresponding chemical changes will occur.
What are the synthesis methods of P-Toluenesulfonic Acid N-Propyl Ester
The method of preparing n-propyl p-toluenesulfonic acid often follows several paths. First, p-toluenesulfonic acid and n-propanol are used as materials, and a suitable catalyst is added to co-heat the esterification reaction. Among them, concentrated sulfuric acid is often used as a catalyst, because it can promote the reaction to form esters. However, concentrated sulfuric acid is highly corrosive, so the operation needs to be careful. During the reaction, put p-toluenesulfonic acid and n-propanol in an appropriate ratio in the reaction vessel, add concentrated sulfuric acid, and heat at controlled temperature to facilitate esterification. After the reaction is completed, the product is purified through neutralization, separation, distillation and other steps to obtain pure n-propyl p-toluenesulfonic acid.
Second, p-toluenesulfonyl chloride and n-propanol are used as raw materials P-toluenesulfonyl chloride has high activity. In case of n-propanol, it can quickly react to form esters under the action of bases such as pyridine or triethylamine. The reaction conditions are relatively mild and the yield can be observed. After the reaction, the target product can be obtained by extraction, washing, drying and other treatments.
Or, by reacting p-toluenesulfonic anhydride with n-propanol, this reaction can also prepare n-propyl p-toluenesulfonate. P-toluenesulfonic anhydride has good reactivity with alcohol, no strong acid catalysis is required, and the reaction is relatively easy to control. After the reaction, the required ester can be obtained by regular separation and purification methods.
All these methods have advantages and disadvantages. In practice, the most suitable method should be selected according to factors such as raw material availability, cost, and product purity requirements, so as to achieve the purpose of efficient preparation of n-propyl p-toluenesulfonate.
P-Toluenesulfonic Acid N-Propyl Ester in Storage and Transportation
P-n-propyl toluenesulfonate is an organic compound, and many things must be paid attention to during storage and transportation.
First, when storing, place it in a cool, dry and well-ventilated place. Because the substance may be more sensitive to heat, high temperature can easily cause chemical reactions such as decomposition, which will damage its own quality. If the storage environment is humid, water vapor may react with the substance, affecting its purity and stability. Good ventilation can avoid the accumulation of gas due to the volatilization of the substance and reduce safety risks.
Second, it should be stored separately from oxidants, strong bases, etc., and must not be mixed. Because of its active chemical properties, it comes into contact with oxidants, or triggers violent oxidation reactions, and even causes combustion and explosion; it encounters strong alkalis, or chemical reactions such as acid-base neutralization occur, changing the properties of the substance.
Third, the storage container must be well sealed. To prevent the volatilization and leakage of substances, not only can it avoid its dissipation, but also prevent it from reacting with components in the air. At the same time, the material of the container also needs to be adapted, and it cannot chemically react with the substance, such as some metal containers or react with substances, causing corrosion and deterioration of the container.
Fourth, during transportation, ensure that the container is fixed and stable to avoid collision and vibration. Violent collision and vibration or cause the container to break, causing material leakage. And the means of transportation should also meet safety standards and have corresponding ventilation, fire protection and explosion-proof facilities.
Fifth, the operation and transportation personnel need to be professionally trained and familiar with the characteristics of the substance and safe operation specifications. Transportation documents should be complete, clearly marked with the material name, characteristics, emergency treatment methods and other information in order to deal with emergencies. In this way, the safety of personnel and material quality can be guaranteed when storing and transporting P-n-propyl toluenesulfonate.