N-Propyltriacetoxysilane

hesheng chemical

N-Propyltriacetoxysilane
Specifications

HS Code

700208

Chemical Formula C9H18O6Si
Molecular Weight 250.32
Appearance Colorless to light yellow liquid
Boiling Point Around 225 - 230 °C
Density Approx. 1.05 - 1.07 g/cm³
Flash Point Relatively high, >100 °C
Solubility Soluble in many organic solvents
Hydrolytic Stability Hydrolyzes in the presence of water
Vapor Pressure Low at room temperature
Refractive Index Typically around 1.41 - 1.43

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General Information
Historical Development
N - Propyltriacetoxysilane, organosilicon compounds are also. Its origin can be traced back to the early days of chemical exploration. At that time, chemists were committed to the research of new substances. After years of research, the understanding of silicon-based compounds has gradually deepened.
At the beginning, it was difficult to synthesize this compound, the reaction conditions were harsh, and the yield was quite low. However, chemists persevered, improving methods and optimizing processes. With the passage of time, the technology has become more and more mature. From simple experimental equipment to exquisite industrial equipment, the preparation scale of N - Propyltriacetoxysilane has gradually increased. The application field has also been expanding, and it has been traced in materials, chemical and other industries. It has contributed to the development of many industries and witnessed the evolution of the chemical industry.
Product Overview
"N - Propyltriacetoxysilane Product Overview"
N - Propyltriacetoxysilane is a kind of organosilicon compound. It may be a colorless and transparent liquid with specific chemical properties. This substance is widely used in the chemical industry and can be used as a coupling agent to enhance the bonding force between different materials. For example, in the preparation of composite materials, the inorganic filler and the organic polymer are closely connected to improve the overall performance of the material.
And because it contains special functional groups, it also plays an important role in the coating and adhesive industries. It can improve the adhesion and weather resistance of the coating and enhance the bonding strength of the adhesive. It has excellent reactivity and can participate in a variety of organic synthesis reactions, providing the possibility for the synthesis of novel silicone materials. It is an indispensable and important product in chemical research and production.
Physical & Chemical Properties

The physicality of N-Propyltriacetoxysilane
If N-Propyltriacetoxysilane, it is also a matter of transformation. Its physical rationality is clear and transparent, and if it is a liquid, it has a special taste. Its boiling property has characteristics, and under a certain force, it shows a specific degree of resistance, which is an important physical characterization.
As far as the chemical properties are concerned, its molecules contain silicon oxide, which makes it have a certain chemical activity. When exposed to water, it can generate the reaction of hydrolysis and generate the reaction of the phase. And under specific catalytic components, it can generate more reaction of synthesis and show its strength in the field of chemical synthesis. Therefore, the physical properties of N-Propyltriacetoxysilane make it important in the field of engineering and research.
Technical Specifications & Labeling
For N-propyltriacetoxysilane, the process specification and identification (product parameters) are the key.
This product process, the first choice of raw materials, must be carefully selected for high purity, impurities must be small. When preparing, temperature control and time control are the key. For example, the reaction temperature should be stable in a certain range to ensure the smooth reaction. If the temperature is inappropriate, or the product is impure. The time should not be ignored. If it is too short, the reaction will not be completed, too long or unhealthy.
In terms of identification, the product parameters should be detailed. Its chemical structure and purity data must be clearly marked for use. And on the package, physical and chemical properties such as melting point, boiling point, etc. also need to be clearly stated, so that users can know their properties and make good use of them. In this way, the quality of N-propyltriacetoxysilane can be excellent and beneficial to users.
Preparation Method
This product is made of N-Propyltriacetoxysilane. The raw materials are n-propanol, acetic anhydride and silicon source, and the proportion of the three is appropriate. The n-propanol alcohol is active, the acetic anhydride has the ability to acylate, and the silicon source is the beginning of the silicon base.
The process of making, first put n-propanol and acetic anhydride in a reactor, and heat it at a controlled temperature to make the reaction of acylation. The reaction is mild, the rate should be slow, and the by-product should be prevented from overheating. When the acylation is completed, add the silicon source into it, and continue the reaction. This step needs to control the environment without water, because the silicon source is changeable in contact with water.
The conditions for the reaction, the temperature should be stable, and the temperature should be suitable to promote its synthesis at After the reaction is completed, the impurities are removed by separation and purification to obtain pure N-Propyltriacetoxysilane. The whole process can control various factors to make the yield good and the quality excellent.
Chemical Reactions & Modifications
In the field of chemistry, the reaction and modification of this substance are crucial. The reaction of this substance, or the combination of various reagents, produces a different product. The modification of this substance can make it have better properties, such as enhancing its adhesion power, or changing its stable state.
To obtain the fickleness of this substance, we should study the methods of various reactions. At a suitable temperature and pressure, choose an appropriate reagent, or it can cause its chemical changes to change its properties. In the process of modification, add other substances to complement it, or adjust its structure to obtain the desired properties. In this way, it may be able to develop its broader capabilities and be used in various fields to advance chemical research.
Synonyms & Product Names
N-Propyltriacetoxysilane, this substance is also known as propyltriacetoxysilane. Its synonymous name is also well known in the industry. In the field of Guanfu chemistry, the name of the substance may vary due to different perspectives and uses.
Propyltriacetoxysilane, among silicone compounds, has a wide range of uses. Its synonyms refer to this substance. In the chemical preparation process, whether it is called N-Propyltriacetoxysilane or propyltriacetoxysilane, it all leads to the same entity.
Although the names are different, they are the same, which is the norm of chemical naming. Just as the ancients said: "The name is the real guest." Although the names are different, the characteristics, structure and function of the substances referred to are not the same. In the practice of research and production, it is necessary to clarify its synonymous name to avoid confusion and achieve the purpose of accurate application.
Safety & Operational Standards
"N - Propyltriacetoxysilane Product Safety and Operation Specifications"
N - Propyltriacetoxysilane, chemical products are also. Regarding its safety and operation specifications, do not be careless.
Its objects are unique, and when using them, the following regulations must be followed. The first priority is safety. The operator is in front of suitable protective equipment, such as protective clothing, gloves, goggles, etc., to prevent skin and eyes from touching it. And operate in a well-ventilated place to avoid gas accumulation.
In use, do not encounter open flames or hot topics. This product is flammable, and there is a risk of fire when it encounters it. Also avoid mixed storage or mixed use with strong oxidizing agents, the two are in contact, or they should become intense, which is very dangerous.
When storing, it is advisable to choose a cool, dry and well-ventilated place away from direct light. The container must be sealed tightly to prevent leakage. If there is any venting, take measures quickly. Small leakage, absorb it with sand, vermiculite, etc., put it in an appropriate capacity and wait for treatment; a large amount of leakage, containment and containment, use an explosion-proof pump to transport it to a special device, and the residual liquid is used to eliminate the agent.
When operating, measure it accurately and operate according to the schedule. After using it, the device is clean and the rest is stored properly. Only by following this safety and operating standard can we ensure smooth operation, avoid danger and make the best use of N - Propyltriacetoxysilane without worry.
Application Area
N-Propyltriacetoxysilane, the material is also used. When it is used, it has great power in all domains.
In the field of materials, it can help to make the material dense and improve the performance. For example, in the field of composite materials, it can reduce the combination of each component, so that its mechanical properties are large.
In the field of composite materials, it can improve the adhesion of the substrate of the film, and increase its resistance and wear resistance. Because of this, it is firmer, and it will not fall or wear for a long time.
And in the field, it can be used for special properties, such as waterproof, anti-fouling, etc. The quality of the material is good, and the user is good.
All these values are N - Propyltriacetoxysilane important for each application domain.
Research & Development
Yu has been dedicated to the research of N-Propyltriacetoxysilane for a long time. This material has unique properties and has great potential in many fields. In the past, more attention was paid to its synthesis method, and efforts were made to improve the process and improve the yield.
At the beginning, the synthesis process was full of thorns, the yield was low and there were many impurities. However, Yu and others worked tirelessly and after repeated experiments, they finally found an optimization method. Improve the reaction conditions, select raw materials, and optimize the process, so that the yield is greatly improved and the purity is also high.
As for the future development, Yu believes that it will be able to shine in material modification, surface treatment, etc. Yu will continue to explore, hoping to expand its application scope, contribute to the progress of the industry, and promote the research and development of this material to a new level.
Toxicity Research
The observation of the nature of chemical substances is related to the safety of users and the environment of the world. Today there are N-Propyltriacetoxysilane this substance, and our generation should examine its toxicity in detail.
The study of toxicity covers the first impact on living beings. If it touches human skin or enters the body, the changes that occur cannot be ignored. It is also important to observe its toxicity in the environment, the difficulty of degradation, and the by-products produced.
The measurement of toxicity is not immediate. It takes months and years, and multiple methods are applied to observe its long-term effect. It is also necessary to test all kinds of creatures, such as insects, fish, birds and beasts, to understand the differences between different creatures.
Our chemical researchers must study the toxicity of N-Propyltriacetoxysilane with caution, so as to ensure the safety of the world and the prosperity of the industry.
Future Prospects
Today there is a product name N-Propyltriacetoxysilane, which is unique and has a wide range of uses. Although the current knowledge is limited, our generation of chemical researchers, looking forward to the future, are full of confidence.
This substance is used in the field of chemical industry, such as jade to be carved. Or it can optimize the material properties, make the utensils more tough and durable; or it can help the research and development of new technologies and expand the boundaries of application. It is also expected to shine in coatings and adhesives, improve quality and increase efficiency.
We should study diligently, explore its mysteries and tap its potential. With time, it will definitely be able to benefit the world. In the future, N - Propyltriacetoxysilane will be as bright as stars, shining brightly in the chemical world, adding luster to human life and creating a new chapter.
Where to Buy N-Propyltriacetoxysilane in China?
As a trusted N-Propyltriacetoxysilane 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 N-Propyltriacetoxysilane 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 N-Propyltriacetoxysilane?
N-Propyltriacetoxysilane has a wide range of uses. In the construction industry, it is often used as a raw material for sealants and adhesives. This silane can make sealants and adhesives better adhesion, and can firmly bond to various substrates, such as glass, metals and ceramics. When building joints are sealed, with its excellent adhesion, it can effectively resist wind and rain erosion and prolong the service life of buildings.
In the paint industry, N-Propyltriacetoxysilane also occupies an important position. Adding to the coating can improve the adhesion performance of the coating to the substrate, so that the coating fits more closely to the surface of the object, and improve the durability and corrosion resistance of the coating. If the surface of steel is coated with a coating containing this silane, it can slow down the rust rate of steel and prolong the protection period.
Furthermore, this substance also plays an important role in the manufacture of composite materials. It can be used as a coupling agent to enhance the interfacial bonding force between inorganic fillers and organic polymers. Taking glass fiber reinforced plastics as an example, N-propyltriacetoxysilane can improve the compatibility between glass fibers and resin matrices, so that the two are closely connected, and improve the mechanical properties of composites, such as strength and toughness.
In addition, in some special chemical synthesis reactions, N-propyltriacetoxysilane can participate in the reaction as an intermediate due to its unique chemical structure, providing a way for the synthesis of organosilicon compounds with specific structures and properties, and assisting the development and preparation of new substances. In short, N-propyltriacetoxysilane has shown important value in many industrial fields and promoted the development of related industries.
What are the chemical properties of N-Propyltriacetoxysilane?
N-propyltriacetoxysilane has different properties. This substance has hydrolysis properties. In a wet environment, acetoxy groups are easy to react with water, release acetic acid, and produce silanol groups. The silanol group has strong activity and can self-polycondensate into polysiloxane or cross-link with other active groups. This property makes it widely used in adhesives, coatings and other industries.
also has good film-forming properties, which can form a dense and closed film on the surface of the object, which can increase the water resistance and corrosion resistance of the substance. And it has good solubility with organic matter, which can build a strong bond between inorganic matter and organic matter, and improve the comprehensive properties of composites.
In addition, its thermal stability is also considerable, and it can maintain its own structure and properties in a certain temperature range, which is extremely beneficial for the process that requires high temperature treatment. And its chemical activity can be adjusted, by changing the reaction conditions, adding additives, etc., it can adapt to the needs of different applications, and develop its potential in various fields. It is also an important raw material for material modification and new material creation.
What is N-Propyltriacetoxysilane production method?
The method of preparing N-propyltriacetoxysilane has also been studied by the ancient chemical industry. The method is roughly as follows:
At the beginning, n-propyltrichlorosilane is used as the base, which is the key raw material. When it is slowly injected into the reactor containing acetic anhydride, the ratio of the two must be accurately weighed to achieve the best reaction effect. When n-propyltrichlorosilane and acetic anhydride come into contact, it will cause intense reaction.
During this period, temperature control is crucial. When the temperature is moderate, it should be gentle and orderly. It is often maintained in a specific temperature range. If the temperature is high, it should be too fast and the product is not pure; if the temperature is low, it should be slow and time-consuming.
And when the reaction, it is necessary to use a stirring device to mix the materials evenly. Make n-propyltrichlorosilane and acetic anhydride in close contact to promote the completion of the reaction. At the same time, in order to avoid side reactions, the reaction environment must be clean and clean, without the disturbance of foreign gases and impurities.
After completion, the product contains various substances and needs to go through the refining process. By distillation, N-propyltriacetoxysilane is fractionated according to its boiling point. The temperature and pressure of distillation need to be carefully adjusted to ensure the purity of the product.
The product after refining needs to be checked for its quality. Measure its purity and impurities, etc. If it does not meet the standard, it needs to be dealt with again until it is suitable for use. This is the summary of the ancient method of making N-propyltriacetoxysilane.
N-Propyltriacetoxysilane what are the precautions during use
N-Propyltriacetoxysilane, as well as silicone compounds, are widely used in industry and scientific research. When using, all kinds of precautions should not be ignored.
First safety protection. This compound has certain irritation, touches the skin and eyes, and can cause discomfort and even damage. Therefore, when handling, be sure to wear protective clothing, goggles, and gloves to prevent accidents. If you come into contact accidentally, rinse with plenty of water immediately, and seek medical treatment if necessary.
Second words storage conditions. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources. Because it is more sensitive to moisture, it is easy to hydrolyze in contact with water, resulting in performance deterioration. The storage container must also be tightly sealed to prevent moisture from invading.
Furthermore, the use process should pay attention to the reaction conditions. The reaction it participates in is quite sensitive to factors such as temperature and pH. If the temperature is too high, it may cause side reactions; acid-base imbalance may also affect the reaction process and product purity. Therefore, the temperature should be precisely controlled during the reaction, and the pH should be adjusted according to the reaction requirements.
In addition, caution should be used when mixing. Before compatibility with other chemicals, check its compatibility carefully. Some substances may react violently with it, endangering safety or causing silane to lose its due properties.
After use, properly dispose of residues and waste. Do not dump at will, and should be disposed of in accordance with relevant environmental regulations and appropriate methods to avoid environmental pollution.
What is the market outlook for N-Propyltriacetoxysilane?
N-Propyltriacetoxysilane is also a genus of silicone compounds. Looking at its market prospects, today's industry is updated, and this compound has emerged in many fields, which can be said to be broad prospects.
In the paint industry, its effectiveness is significant. Today's coatings pursue excellent quality. N-Propyltriacetoxysilane can be used as an additive to make the coating adhere better, just like the fit of mortise and tenon, the paint film is more tough, and it has weather resistance, just like the wind and rain of ancient buildings. In this way, there is a demand for building interior and exterior wall coatings, wood coatings, etc., and the market is growing.
In the field of adhesives, it also has extraordinary performance. In order to achieve high-strength bonding of adhesives, this silane can enhance the interfacial bonding force and make the bonding stable, just like a rock. In the automotive manufacturing, electronic and electrical industries, high-quality adhesives are required for component bonding, and N-propyltriacetoxysilane has become a key additive, and the demand has arisen.
Furthermore, the field of composite materials cannot be lacking. For composite materials to achieve excellent performance, this silane can improve the affinity between fillers and substrates, such as reconciling the agent of many materials, so that the material performance can be improved. Aerospace, sports equipment and other industries have an increasing demand for high-performance composites, and the market for N-propyltriacetoxy silane is also expected to expand.
However, the road to the market is not smooth. Although the demand is increasing, the competition for congeneric products also exists, such as the competition of thousands of sails. And the production process needs to be refined and the cost should be controlled in order to win the opportunity in the market. Although the prospect is beautiful, it also needs to move forward.