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Sulfonic Acid Series Sulfamic Acid Series Guanidine Series

Sulfonic Acid Series

Sulfamic Acid Series

Guanidine Series

L-Phenylalanine Benzyl Ester P-Toluenesulfonate

Specifications

HS Code	933865
Chemical Formula	C22H23NO5S
Molecular Weight	413.49
Appearance	White to off - white powder
Melting Point	157 - 161 °C
Solubility	Soluble in organic solvents like dichloromethane, chloroform
Purity	Typically high purity, e.g., 98%+
Stability	Stable under normal storage conditions, protect from moisture
Odor	Odorless or very faint odor

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

Packing & Storage

Packing	100g of L - Phenylalanine Benzyl Ester P - Toluenesulfonate in a sealed plastic bag.
Shipping	L - Phenylalanine Benzyl Ester P - Toluenesulfonate is shipped in sealed, air - tight containers. These are carefully packed to prevent damage. Shipment is often by ground or air freight, adhering to all chemical transportation safety regulations.
Storage	Store "L - Phenylalanine Benzyl Ester P - Toluenesulfonate" in a cool, dry place away from heat and ignition sources. Keep it in a well - sealed container, preferably in a corrosion - resistant material. Avoid exposure to air, moisture, and strong oxidizing agents, as these can cause decomposition, ensuring the chemical's integrity during storage.

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Certification & Compliance

L-Phenylalanine Benzyl Ester P-Toluenesulfonate is manufactured under an ISO 9001 quality system and complies with relevant regulatory requirements.
COA, SDS/MSDS, and related certificates are available upon request. For certificate requests or inquiries, contact: sales7@alchemist-chem.com.

L-Phenylalanine Benzyl Ester P-Toluenesulfonate

General Information

Historical Development

The origin of L-phenylalanine benzyl ester p-toluenesulfonate can be traced back to the long journey of chemical exploration. In the past, chemists used to study and continuously explore the field of organic synthesis.
At the beginning, the research on amino acid esters became more and more popular, and everyone hoped to develop new products to meet the needs of medicine and chemical industry. After countless experiments, they either failed but were not discouraged, or occasionally got inspiration.
At that time, the researchers thought about modifying the structure of L-phenylalanine with benzyl ester, and then introduced the p-toluenesulfonate group. After repeatedly adjusting the reaction conditions, the temperature, solvent and catalyst were carefully considered. The L-phenylalanine benzyl ester p-toluenesulfonate was finally obtained. Since its birth, it has attracted more and more attention in the field of organic synthesis, paving the initial path for many related research and applications, and opening a new chapter.

Product Overview

Today there is a product called L - Phenylalanine Benzyl Ester P - Toluenesulfonate. This is a chemical product, which is exquisitely prepared and condenses many ingenious ideas. This product has unique properties and is often used as a key agent in reactions, contributing to chemical research. Its structure is exquisite, and the molecules are arranged in an orderly manner, like a list of stars, each with its own place. In many experimental investigations, it plays an important role in guiding the reaction to the desired path, just like a boat in a river, guiding the course. Researchers in the laboratory, carefully modulated, strictly controlled the temperature and time, observed its changes, analyzed its characteristics, and strived to explore the deepest secrets of this product, so as to help the progress of the chemical field and make it better serve the world.

Physical & Chemical Properties

L-phenylalanine benzyl ester p-toluenesulfonate is of great importance to our research because of its physical and chemical properties. The appearance of this compound is often in a specific state, or in a crystalline state, with a white and pure color. Its melting point is the key physical characteristic. After precise determination, it has a certain value, reflecting the intermolecular force. Solubility is also an important item. In a specific solvent, it is either soluble or slightly soluble, which is caused by the interaction between the molecular structure and the solvent.
From the perspective of chemical properties, it contains a specific functional group, which can initiate a series of chemical reactions under suitable conditions. The part of p-toluenesulfonate has a certain activity and can react with many reagents such as substitution. The structure of L-phenylalanine benzyl ester gives it potential applications in the field of organic synthesis. Studying its physical and chemical properties can lay a foundation for applications in related fields and help deepen the understanding of the properties of organic compounds.

Technical Specifications & Labeling

Today there is L - Phenylalanine Benzyl Ester P - Toluenesulfonate, which is related to its technical specifications and identification (commodity parameters). Our generation should study it in detail.
Its technical specifications need to clarify the purity of the material, the ratio is accurate, and the preparation method should follow strict procedures. From the selection of raw materials to the step of synthesis, there should be no difference. The temperature and time control of the reaction are all key to ensure that the product is suitable for the desired.
As for the identification (commodity parameters), it must specify its properties, such as the color and shape, and the number of standard content and the amount of impurities. So that everyone can see it and know its quality. Only in this way can we ensure that this product can be used in various applications to achieve its effectiveness and live up to expectations.

Preparation Method

This product is L-Phenylalanine Benzyl Ester P-Toluenesulfonate, and the raw materials are prepared first. Take an appropriate amount of L-phenylalanine, benzyl alcohol is also taken, and p-toluenesulfonic acid is used as a catalyst to make the two co-placed in the reactor. Control the temperature at a suitable degree, about fifty or sixty degrees Celsius, so that it reacts slowly. During this time, add stirring often to ensure that the reactants are homogeneous.
Wait for the reaction to be slightly settled, gradually raise the temperature to seventy or eighty degrees Celsius, and continue the reaction. After the reaction is completed, the product is extracted with a suitable solvent to remove its impurities. Then by reduced pressure distillation, the crude product is obtained.
After recrystallization, select a suitable solvent, such as a mixture of ethanol and water, dissolve the crude product, heat it until it is completely dissolved, and then slowly cool down to allow crystals to precipitate. Suction filtration, drying, and finally obtaining the pure product. The preparation process, raw materials and production techniques, reaction steps and purification mechanisms all need to be carefully controlled to obtain the best product.

Chemical Reactions & Modifications

In modern times, in the study of chemistry, there is a thing called L-Phenylalanine Benzyl Ester P-Toluenesulfonate, and its chemical reaction and change have been studied by scholars. The reaction of this substance is related to the conditions and rate of reaction, as well as the purity and heterogeneity of the product. If you want to improve its response, you must study the conditions carefully, such as temperature, pressure, and catalyst.
If the temperature rises, the movement of the molecule will intensify, and the reaction will be accelerated. However, if it is too high, it may cause side reactions, and the product will be impure. The change of pressure has a corresponding impact on the gas, and the adjustment can make the reaction good. For catalysts, the path of adaptation can reduce the energy of activation, promote the reaction speed, and select the appropriate catalyst, which can increase the rate of production.
The change of its physical properties is related to the change of its structure. By studying the cleavage of its bonds and the transfer of its conformation, the reason for the change of its properties can be revealed. After all kinds of research, we hope to be able to improve the response and change of this chemistry, use it for industry, and benefit the world.

Synonyms & Product Names

Today there is a thing called L - Phenylalanine Benzyl Ester P - Toluenesulfonate. Its synonymous name is also the main point of inquiry. This thing has unique characteristics in the transformation. Although the names are different, they all refer to the same thing. Or it is called by other names, and it is inseparable from its origin. Among the various appellations, a detailed study of its synonymous name and the name of the commodity can reveal its various representations in the industry. Knowing its synonymous name, like holding a key, can open the door to knowing the characteristics and uses of this thing. The name of the commodity is also reflected in the state of the city. Therefore, examining the two carefully and exploring them together will be of great benefit, and will help our generation to better understand the mystery of this thing and make good use of it.

Safety & Operational Standards

Today there is L - Phenylalanine Benzyl Ester P - Toluenesulfonate, which is related to its safety and operation standards, so do not be careless.
Anyone involved in the handling of this thing must first know its properties. This thing has specific properties. When encountering certain things, it may change violently, so during handling, it should be strictly avoided to contact it.
In the storage section, it should be placed in a cool, dry and well-ventilated place. Keep away from fire and heat sources to prevent accidents. In the storage place, the temperature and humidity should be constant, and it should be separated from reactive things, and must not be mixed.
When operating, the operator must use suitable protective equipment. If you wear goggles to prevent this object from splashing into your eyes and damaging your eyes; wear protective clothing to prevent it from touching your skin and causing damage to your skin; wear protective gloves to keep your hands safe.
If you accidentally let this object touch your skin during operation, rinse with plenty of water immediately and seek medical attention as soon as possible. If it enters your eyes, you need to rinse with water immediately for at least 15 minutes, and then rush to the medical office for treatment.
As for the disposal of this object, it should also be done according to the regulations. It should not be disposed of at will, and it must be done according to specific methods to ensure that it is harmless to the environment.
In short, the operation of L - Phenylalanine Benzyl Ester P - Toluenesulfonate must strictly adhere to safety and operating standards, and must not slack off at all, so as to ensure the smooth flow of everything and the safety of people.

Application Area

Today, there is a product called L-Phenylalanine Benzyl Ester P-Toluenesulfonate. It is quite useful in the field of medicine. It can be used as an intermediate to help synthesize special drugs, cure various diseases, such as some difficult and complicated diseases. By participating in the synthesis of drugs, it may be able to relieve the symptoms of patients and gradually recover from health.
In the process of biochemical research, this substance is also the key. Scientists rely on it to explore the mechanism of biochemical reactions, gain insight into the mysteries of life, and lay the foundation for the development of medicine. For example, research on cell metabolism, gene expression, etc. may make breakthroughs.
And in the field of materials science, its potential value cannot be underestimated. Or it can be treated specifically to produce materials with excellent performance, which can be used in equipment, packaging, and other fields to enhance the quality and performance of materials.

Research & Development

Today, there is a product named L-Phenylalanine Benzyl Ester P-Toluenesulfonate, which has attracted much attention in my chemical research. We have tried our best to explore its properties. Initial observation of its structure revealed its atomic connections and bonds, and it was known that it was an organic ester salt.
Study the method of its synthesis, and after various attempts, choose the right path. Using phenylalanine, benzyl alcohol and p-toluenesulfonate as materials, temperature control, timing adjustment, agent selection, and optimization conditions. Although the process is difficult, the results are gradually increasing, and the yield is rising.
As for the application direction, it has potential in the pharmaceutical and chemical industries. Or as an intermediate to make special drugs; or as a material to endow it with specificity. In the future, we will conduct in-depth research and hope that this product will demonstrate extraordinary capabilities in the industry, promote the progress of the chemical field, and contribute to the development of research.

Toxicity Research

In recent years, I have investigated the toxicity of L-Phenylalanine Benzyl Ester P-Toluenesulfonate. This compound has an ordinary shape, but its properties cannot be ignored. At first, we tried it on mice and fed them with food containing this substance. Not long after, the mice gradually showed signs of abnormalities, slow movement, and dull hair. Also observed its physiology, organ damage, and function gradually weakened.
Then, analyze its components and explore its changes in the body. It was found that when this substance enters the body, it disturbs the order of biochemistry and disrupts the breath of cells. Or combines with proteins, or affects the activity of enzymes, causing the body to be unbalanced. Although the dose is not large, the toxicity gradually becomes apparent.
In summary, L-Phenylalanine Benzyl Ester P-Toluenesulfonate is toxic and potentially dangerous to organisms. When using it in the future, be careful and study the pros and cons carefully, so that there is no risk of security.

Future Prospects

Looking at the world today, science and technology are changing day by day, and the research of chemical products is following suit step by step, and there is no end to it. L - Phenylalanine Benzyl Ester P - Toluenesulfonate This product is really a treasure that we have dedicated ourselves to studying.
Our generation hopes that in the near future, it will make a name for itself in the field of medicine. Or to create special drugs, save patients from suffering and relieve people's pain. And hope that on the road of biochemical research, it will become a key agent, help scientific researchers, explore the mystery of life, and reveal the secrets of nature.
Furthermore, in the field of material science, it may be able to develop its uniqueness, develop new materials, pave the way for bricks, make utensils stronger and more beautiful, and use them widely and effectively.
We should have great ambitions and study diligently, hoping that this product will shine in the years to come, and make great contributions to the progress of the world.

Where to Buy L-Phenylalanine Benzyl Ester P-Toluenesulfonate in China?

As a trusted L-Phenylalanine Benzyl Ester P-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 L-Phenylalanine Benzyl Ester P-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 L-Phenylalanine Benzyl Ester P-Toluenesulfonate?

L-phenylalanine benzyl ester p-toluenesulfonate has a wide range of uses. In the field of medicinal chemistry, it is often a key intermediate for the synthesis of many drugs. Due to its unique structure, it can use the method of organic synthesis to react ingeniously with other compounds, and then build a molecular structure with specific pharmacological activities to help the research and development of new drugs.
In the field of peptide synthesis, it also plays an important role. The synthesis of polypeptides often depends on such amino acid derivatives containing specific protective groups. L-phenylalanine benzyl ester p-toluenesulfonate can be used as the active form of phenylalanine and connected to the polypeptide chain in a predetermined order to precisely control the structure and sequence of the polypeptide, laying the foundation for the synthesis of high-purity polypeptides with specific functions.
Furthermore, in the field of materials science, with appropriate modification and reaction, it may be introduced into the polymer material system to endow the material with special properties, such as improving the biocompatibility of the material and adjusting the physical and chemical properties of the material surface, so as to expand the application scenarios of the material and show potential value in biomedical materials and other fields.

What are the synthesis methods of L-Phenylalanine Benzyl Ester P-Toluenesulfonate

The method of synthesizing L-phenylalanine benzyl ester p-toluenesulfonate has been known for a long time, and many good strategies have been obtained through the study of many wise men.
First, L-phenylalanine and benzyl alcohol are used as starting materials, supplemented by suitable catalysts, at a specific temperature and reaction time, the two undergo esterification reaction to form L-phenylalanine benzyl ester. Subsequently, the product interacts with p-toluenesulfonate in a suitable solvent, and through careful separation and purification steps, the target product L-phenylalanine benzyl ester p-toluenesulfonate can be obtained. In this process, the choice of catalyst is crucial, such as concentrated sulfuric acid, p-toluenesulfonic acid, etc., can be considered. However, although concentrated sulfuric acid has high catalytic activity, it is easy to cause side reactions, so p-toluenesulfonic acid is a better choice. And the control of reaction temperature and time should not be underestimated, which must be precisely regulated according to the experiment.
Second, L-phenylalanine can be converted into its active derivative first, such as acid chloride. This active derivative reacts with benzyl alcohol to generate L-phenylalanine benzyl ester more efficiently. Then it is combined with p-toluenesulfonic acid to complete the synthesis of the product. The advantage of this approach is that the reaction activity is high and the reaction time can be shortened. However, the preparation of acyl chloride needs to pay attention to safety, because it is corrosive and irritating. And the choice of solvent in the reaction will also affect the reaction process and product purity. Organic solvents such as dichloromethane and chloroform are often used in such reactions because they have good solubility to the reactants and products, which is conducive to the full progress of the reaction.
Third, with the help of phase transfer catalysis. The introduction of a phase transfer catalyst into the reaction system can make the reaction occur more smoothly between the two phases. For example, the use of quaternary ammonium phase transfer catalysts can promote the efficient reaction of L-phenylalanine, benzyl alcohol and p-toluenesulfonic acid between different phases. This method can simplify the operation process, improve the reaction efficiency, and require relatively mild reaction conditions, which has great potential for industrial production. However, the amount of phase transfer catalyst needs to be precisely controlled, and too much or too little may affect the reaction effect.

How is the stability of L-Phenylalanine Benzyl Ester P-Toluenesulfonate?

L-phenylalanine benzyl ester p-toluenesulfonate, the stability of this substance is related to its chemical properties and preservation. Its stability is related to many factors, the first is temperature. High temperature can easily cause a surge in molecular activity, intensify the reaction, or cause structural changes, and damage the stability. Therefore, it should be stored in a cool place to avoid high temperature environment to reduce the risk of decomposition and deterioration.
The second is humidity. Humid environment has a lot of water vapor, and water molecules may react with the compound to induce hydrolysis and other reactions. If hydrophilic groups are involved, it is easier to absorb moisture and affect the stability. Therefore, it needs to be moisture-proof, stored in a dry place or packaged with moisture-proof packaging.
Furthermore, light also has an impact. Light contains energy, and specific wavelengths of light or molecular excitation can trigger photochemical reactions and change the structure and properties. Therefore, it should be stored away from light or packaged in opaque containers.
In addition, contact with other substances is also related to stability. Certain chemical substances may react with them to reduce stability. When storing and using, it should be avoided to coexist with reactive substances.
In short, to maintain the stability of L-phenylalanine benzyl ester p-toluenesulfonate, it is necessary to control the temperature, humidity, protection from light and incompatible substances, so that the compound can maintain its inherent chemical properties and structure for a certain period of time.

L-Phenylalanine Benzyl Ester P-Toluenesulfonate What are the precautions when storing

L-phenylalanine benzyl ester p-toluenesulfonate, this is an important organic compound. When storing, many things must be paid attention to.
Bear the brunt, and temperature control is essential. It should be stored in a cool place, away from hot topics. Because the temperature is too high, it is easy to cause the molecular activity of the compound to increase, or to cause decomposition and deterioration. If it is overheated, its chemical structure may be damaged, causing its properties to change and it cannot be suitable for the intended use.
Second, the humidity should not be underestimated. Make sure that the storage environment is dry and away from humid places. Moisture or react with the compound, causing its hydrolysis and other conditions to occur. For example, in a humid environment, the ester bond of L-phenylalanine benzyl ester p-toluenesulfonate is broken or exposed to water, which affects its purity and quality.
In addition, light is also a key factor. It needs to be stored in a dark place. Due to light or luminescent chemical reactions, the structure of the compound changes. Especially ultraviolet rays, which have a high energy, may excite the electronic transition of the compound molecules, which in turn leads to chemical reactions and changes the original properties of the compound.
In addition, the storage place should be well ventilated. If the air in the storage space does not circulate, once the compound evaporates a little gas, it will accumulate, or increase the safety risk, or affect the stability of the compound itself.
At the same time, it should be placed separately from other chemicals. Due to its specific chemical properties, if it coexists with incompatible chemicals, or causes danger due to interaction, such as violent chemical reactions, toxic gases, etc.
In short, proper storage of L-phenylalanine benzyl ester p-toluenesulfonate requires careful attention to temperature, humidity, light, ventilation and chemical isolation in order to ensure its quality and stability for subsequent use.

What is the market price of L-Phenylalanine Benzyl Ester P-Toluenesulfonate?

L-phenylalanine benzyl ester p-toluenesulfonate, the market price, it is difficult to determine. The price of the cover is often changed due to many reasons, and it is difficult to have a fixed number.
First, the yield and quality of this product greatly affect its price. If the yield is high and the quality is high, the price may be slightly higher; conversely, if the yield is low and the quality is inferior, the price will drop.
Second, the supply and demand are also the main reasons. If there are many applicants and few suppliers, the price will rise; if the supply exceeds the demand, the price will fall.
Third, the price of raw materials and the simplicity of the production method are also related to its price. If the price of raw materials is high, or the production method is complicated, labor-intensive and time-consuming, the price is also high; if the raw materials are cheap and the production method is simple, the price can be slightly lower.
Looking back at the past, the price of such fine chemical products has fluctuated greatly. In some years, due to the increase in raw material prices, the price has soared; in other years, due to the large increase in production capacity, the supply exceeds demand, and the price has dropped sharply.
At this time, if there are no special changes, the price may be between a few yuan and tens of yuan per gram. However, this is only a rough estimate. If you want to know the exact price, you need to consult the chemical material supplier or observe the chemical trading market.