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Trimethylchlorosilane

Meisheng Chemical

Trimethylchlorosilane
Specifications

HS Code

636415

Name Trimethylchlorosilane
Chemical Formula C3H9ClSi
Molar Mass 108.64 g/mol
Appearance Colorless liquid
Odor Pungent
Density 0.857 g/cm³
Boiling Point 57.7 °C
Melting Point -40 °C
Solubility In Water Reacts with water
Solubility In Organic Solvents Soluble in most organic solvents
Flash Point -27.8 °C
Vapor Pressure 34.6 kPa (20 °C)
Packing & Storage
Packing Trimethylchlorosilane in 5 - liter sealed containers for safe storage and transport.
Storage Trimethylchlorosilane should be stored in a cool, dry, well - ventilated area, away from sources of heat, sparks, and open flames. It must be kept in a tightly sealed container, preferably made of corrosion - resistant materials. Store it separately from oxidizing agents, water, and moisture - containing substances to prevent dangerous reactions.
Shipping Trimethylchlorosilane is a hazardous chemical. It must be shipped in accordance with strict regulations. Use appropriate containers to prevent leakage, and clearly label it as corrosive and flammable during transit.
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Trimethylchlorosilane
General Information
Historical Development
"The History of Trimethylchlorosilane" Trimethylchlorosilane is an important product of chemistry. It began in the course of scientific research, and after the exploration of many wise men, it has gradually become important to the world. In the past, all chemists focused on studying, and exhausted its properties and production methods. The first method is cumbersome and difficult, and the yield is quite small. After the years, the science and technology advanced day by day, and the production method was improved. Scholars made unremitting efforts in reaction conditions and raw material selection. Make its yield gradually increase, and the quality is better. It is also widely used, and it is involved in various fields of organic synthesis and material preparation. Looking at its history is a chapter of human pursuit of knowledge and progress. Since the beginning of micro, through unremitting research, has become the grand view of today. From difficult-to-make niche products to commonly used products in the chemical industry, witnessing the rise of chemistry and the progress of scientific research.
Product Overview
Trimethylchlorosilane is also a silicone compound. Its shape is a colorless and transparent liquid with a pungent odor. This substance has a wide range of uses in the field of organic synthesis and is often used as a silylation reagent. Trimethylchlorosilane has very high reactivity. It is violently hydrolyzed in contact with water and releases hydrogen chloride gas. Because of its active nature, it can react with many compounds containing active hydrogen to introduce silicon groups. In industrial preparation, it is often prepared by reaction of silicon powder and methyl chloride as raw materials under the action of catalyst. When storing and using, it needs to be strictly waterproof and sealed to prevent deterioration. Because of its corrosive and irritating properties, it must be handled with caution and follow safety procedures to ensure the safety of personnel and the environment.
Physical & Chemical Properties
Trimethylchlorosilane is also an organosilicide. It is active, volatile, and has a low boiling point, about 57.7 ° C. It hydrolyzes quickly when seen in water, generating hydrochloric acid and trimethylsilanol. Its gas is pungent and corrosive, and it is very harmful to the eyes and respiratory mucosa. This substance is widely used in organic synthesis and can be used as a protective group such as hydroxyl and carboxyl groups. Because of its large steric resistance and special electronic effect, it can make the reaction highly selective. In the field of chemical preparation, due to its unique physicochemical properties, it is often a key reagent to help form a variety of complex organic molecules. However, due to its active nature, when storing and using, it is necessary to guard against moisture and avoid contact with active substances to ensure safety and ensure the stability of its performance.
Technical Specifications & Labeling
The technical specifications and identification (product parameters) of Trimethylchlorosilane products are the key. The preparation needs to be based on precise methods, and the ratio of raw materials, reaction temperature and time are all fixed. The appearance of the finished product should be clear and colorless, and the smell should have its characteristics. The purity must reach a very high standard, and the impurity content must be low. Density, boiling point and other parameters must also conform to the established range. On the label, the product name, ingredients, specifications, warnings, etc. are readily available, so that the user can clearly understand its nature, so as to ensure correct operation, safe use, and follow the corresponding regulations in storage and transportation, so as to Trimethylchlorosilane the quality and use of the product.
Preparation Method
To make Trimethylchlorosilane, its raw materials and production process are the key. Trimethylsilanol and sulfoxide chloride are often used as raw materials, and the two meet, just like the situation. The reaction step is to put trimethylsilanol in the reactor first, and slowly inject sulfoxide chloride. During the process, the temperature must be strictly observed and controlled in a suitable environment. It is like riding a horse, and it cannot be uncontrolled. The reaction mechanism is that the chlorine atom in sulfoxide chloride fights with the trimethylsilanol hydroxyl group, the hydroxyl group leaves, and the chlorine replaces it, thus forming a Trimethylchlorosilane. After the reaction is completed, it is purified by distillation to remove its impurities, such as gold panning in the sand, to obtain a pure Trimethylchlorosilane. This preparation method has been tempered over the years and has become mature, adding a weapon to the chemical industry.
Chemical Reactions & Modifications
Today, Trimethylchlorosilane this substance is very important for chemical reaction and modification. Its reaction is also often due to the activity of its chlorine atom, which can interact with many reagents. In case of nucleophilic reagents, chlorine atoms are easily replaced to form new compounds. In terms of modification, chemical means can be used to adjust its molecular structure and change its physical and chemical properties. For example, the introduction of specific groups can change its solubility and stability. Chemists study the reaction and modification of Trimethylchlorosilane, and hope to expand its use, so that it can have better performance in various fields such as chemical industry and materials.
Synonyms & Product Names
Trimethylchlorosilane, also known as trimethylmonochlorosilane. This substance is a colorless and transparent liquid with a pungent odor. It has a wide range of uses in the chemical industry and is often used as a silanizing agent in organic synthesis. Although the ancients did not have the exact understanding of this chemical, it may have similar functions in the inheritance of skills. Although its class name is not listed in ancient books, the principles of chemical industry are similar to ancient and modern times. Today's trimethylchlorosilane can be prepared from silica powder and chloromethane under the action of catalysts. It is of great value in many industries, such as pharmaceuticals, electronics, etc. Although it has no name in ancient times, it is also the heart of exploring physical properties and innovative applications.
Safety & Operational Standards
"Safety and Operation Specifications for Trimethylchlorosilane Products" Trimethylchlorosilane is an important chemical product. It is lively and widely used in many fields of industry. However, because of its special physical and chemical properties, it is related to safety and operation standards, so it must be detailed. In terms of safety, trimethylchlorosilane reacts violently in contact with water, generating hydrogen chloride gas, which is highly corrosive and irritating. Therefore, when storing, choose a dry, cool and well-ventilated place to avoid contact with water and water vapor. The reservoir used must be corrosion-resistant and tightly sealed to prevent leakage. During handling, the operator wears protective clothing, goggles and gloves, and is fully protected from contact with skin and eyes. If you accidentally touch it, quickly rinse it with a large amount of water and seek medical attention immediately. In terms of operating specifications, in places where trimethylchlorosilane is used, ventilation equipment must be complete to remove harmful gases such as hydrogen chloride generated by the reaction. During operation, trimethylchlorosilane should be added slowly to control its reaction rate and prevent overreaction. During experiments or production processes, various instruments and devices must be dry and tested for airtightness. After use, the residual trimethylchlorosilane and related wastes should be disposed of according to specific procedures, and should not be disposed of at will to avoid polluting the environment and causing danger. In short, in the use of trimethylchlorosilane, safety and operating standards must not be ignored. All the detailed rules are designed to ensure the well-being of personnel and the protection of the environment. Practitioners should keep them in mind and strictly abide by them.
Application Area
Trimethylchlorosilane is also an important chemical agent. It is widely used in the field of organic synthesis and is often the choice of protective groups. To make special organic compounds, use them to mask the active groups to prevent them from misresponding during the reaction. When the machine is suitable, it will be removed, so that the reaction will proceed smoothly, and the expected product will be obtained. In materials science, it also has its own function. It can be used as a surface modifier. If you want to make the surface of the material hydrophobic, coating it can change the chemical state of the surface and increase its water repellency. It can be used in building waterproofing and fabric finishing. In the electronics industry, it can assist in the processing of semiconductor materials. It can clean the surface and change the nature of the interface in the chip manufacturing process, which is beneficial to the performance and reliability of the component. The application of trimethylchlorosilane has shown its ability in various fields and promoted the progress of science and technology.
Research & Development
I am committed to the research of Trimethylchlorosilane. At the beginning, the preparation method of this product was not good, the yield was quite low, and the impurities were disturbed. We then studied the classics and studied the experiments. After months of work, we improved the process and optimized the reaction conditions. Temperature, pressure, and raw material ratio were all explored in detail. The new method has a yield that is twice as high as before, and there are fewer impurities. From this perspective, Trimethylchlorosilane applications are becoming more and more widespread. In organic synthesis, it acts as a protective group, stabilizes the active group, and the reaction is precise and controllable. In the field of materials, it can modify the surface and increase its performance. Looking to the future, its potential is still huge. We should make unremitting efforts to study, expand its application, promote industrial progress, and contribute our modest efforts to both the academic community and the industry, hoping that it will shine and create a new situation.
Toxicity Research
This study Trimethylchlorosilane toxicity. This substance is volatile, and harmful when it enters the body. Take the white rat as an experiment, and expose it to Trimethylchlorosilane steam. After a while, the white rat is hyperactive and impatient, and then it is sluggish and rapid. After a long exposure, it can be seen that the white rat's fur is messy, there are secretions in the eyes, or it causes respiratory diseases, or even death. Its poison or injury to the respiratory, nervous and other systems. For industrial use, be careful. Workers should be prepared with protective equipment, and the operation should be well ventilated to prevent the accumulation of Trimethylchlorosilane gas, so as not to harm people. If you accidentally touch it, quickly wash it with water, and those who are serious should seek medical treatment. This study shows that the toxicity Trimethylchlorosilane should not be underestimated, and it should be used with caution.
Future Prospects
I Trimethylchlorosilane this substance has a wide range of uses and is often a key agent in organic synthesis. It has made its mark in the chemical industry and has unlimited prospects. The future development, or the preparation of new materials, shines brightly. It can help develop high-performance polymers for use in frontier fields such as aerospace and electronics, and add wings to the take-off of science and technology. And it is also expected to open up a new situation in pharmaceutical synthesis. It may help create new drugs with specific effects, solve patients' diseases, and benefit all people. Furthermore, the refinement of technology is also a trend. Continuously optimize the production process, increase productivity, reduce costs and increase efficiency, make this product more competitive, and lead the chemical industry to a new stage, which is where the future development lies.
Frequently Asked Questions
What are the main uses of trimethylchlorosilane?
The main users of trimethyl silicone oil toad are related to many fields of medicine, chemical industry and daily chemistry. In the field of medicine, it has excellent physiological inertia, lubrication and defoaming properties. The "Compendium of Materia Medica" says: "Toad has a refreshing taste, cold nature, poisonous, and has the effects of detoxification, swelling and pain relief." Trimethyl silicone oil toad preparation can help drugs more easily pass through the skin and mucous membranes, increase the absorption of drugs, and improve the efficacy of drugs. For example, external ointments and patches, adding this substance can improve the applicability and adhesion of drugs, so that the power of drugs can better reach the diseased area. In the digestive system, it can be used as a defoamer to remove excessive foam in the gastrointestinal tract and relieve abdominal distension and belching. In the chemical field, the chemical stability and low surface tension of trimethyl silicone oil toad make it an excellent release agent, lubricant and isolator. Taking the rubber and plastics industry as an example, when the product is being formed, applying a release agent containing trimethyl silicone oil toad ingredients can make the product easily come out of the mold, and the surface is smooth, flawless, and reduce the scrap rate. In mechanical manufacturing, adding this lubricant to the parts can reduce friction, increase the smoothness of mechanical operation, and prolong the life of the equipment. In terms of daily chemicals, it can give cosmetics a smooth feeling, improve touch and gloss. In skin care products, it can form a protective film, lock in water and moisturize, and prevent skin moisture loss. In shampoo, it can make hair soft and shiny, reducing the difficulty of combing. For example, many high-end creams and lotions are favored by consumers because of the addition of this ingredient, and users praise their skin for its good feel. Therefore, trimethyl silicone oil toad has indispensable effects in the pharmaceutical, chemical, daily chemical and other industries, and is actually a widely used and key thing.
What are the precautions for the storage and transportation of trimethylchlorosilane?
Triethanolamine borate needs to pay attention to many matters during storage and transportation. When it is stored, the first environment is dry. This substance is easy to deliquescent in contact with water. If the storage environment is humid, it is easy to cause it to agglomerate and deteriorate. Therefore, the warehouse must be kept dry, and the humidity should be controlled at 40% - 60%. And it should be kept away from water sources, such as sinks, water pipes and other places that are prone to moisture, and should not be stored. Temperature is also critical. It should be stored in a cool place, and the temperature should be maintained at 5 ° C - 35 ° C. If the temperature is too high, it may cause it to decompose and reduce quality; if the temperature is too low, it may solidify, affecting subsequent use. In summer, high temperature requires cooling measures, such as air conditioning and ventilation equipment; in winter, the warehouse should be properly kept warm. Furthermore, when storing, it must be separated from oxidants and acids. Triethanolamine borate is in contact with oxidants and is prone to violent reactions, with the risk of combustion and explosion; when mixed with acids, chemical reactions will occur, destroying its structure and performance. As for transportation, the packaging should be tight. Make sure that the packaging is not damaged or leaked. It is often packed in sealed barrels or packaging bags. When loading and unloading, it should be handled with care to avoid collisions and drops to prevent packaging damage. During transportation, it should be protected from sun exposure and rain. Exposure to sunlight can raise the temperature and cause material changes; rain can wet the packaging, and the material is easily damaged. Transport vehicles should be equipped with corresponding fire equipment and leakage emergency treatment equipment, just in case. Transport personnel should also be familiar with the characteristics of triethanolamine borate and emergency treatment methods, so as to ensure the safety of storage and transportation, and protect its quality from damage.
What are the hazards of trimethylchlorosilane to human health?
Trimethylpentane is commonly known as "isooctane", not "trimethylbasic alkane". Other trimethylalkanes such as trimethylhexane are similar to trimethylpentane and have similar properties. The following is an example of trimethylpentane to illustrate its harm to human health: Trimethylpentane is a colorless, transparent liquid and is a low-toxicity category. If people inhale this substance, its vapor or fog can irritate the eyes, mucous membranes and upper respiratory tract. When inhaled at high concentrations, it may cause central nervous system suppression, resulting in headaches, dizziness, nausea, vomiting, unstable gait, ataxia and other symptoms. In severe cases, it can even lead to loss of consciousness and endanger life. Skin contact with trimethylpentane may cause degreasing, causing dry, chapped skin and other problems. If accidentally ingested, although the short-term irritation to the gastrointestinal tract may not be very obvious, it will be absorbed into the blood through the digestive tract, which will affect various systems of the body, and may also cause adverse consequences such as central nervous system suppression. In addition, trimethylpentane is extremely flammable. In case of open flames, hot topics or contact with oxidants, there is a danger of combustion and explosion. During its combustion process, harmful products such as carbon monoxide and carbon dioxide will be produced. If this happens in a relatively closed space, these harmful products will not only pollute the air, but also cause serious damage to human health after inhalation. Carbon monoxide may even lead to poisoning and threaten life safety.
What are the synthesis methods of trimethylchlorosilane?
There are various ways to synthesize triethylammonium bromide. One is to use bromoethane and triethylamine as raw materials and prepare it by nucleophilic substitution reaction. The method is as follows: In the clean reaction bottle, first put an appropriate amount of triethylamine, slowly drop bromoethane, and stir at the same time. Because triethylamine is nucleophilic, the bromine atom of bromoethane is a good leaving group. When the two meet, the nitrogen atom of triethylamine nucleophilically attacks the carbon atom of bromoethane, and the bromine ion leaves, then triethylammonium bromide is formed. This reaction is mild and easy to operate. However, it is necessary to pay attention to the reaction temperature and the ratio of materials to prevent side reactions. Second, triethylamine can be obtained by reacting ethanol and ammonia first, and then triethylamine can be reacted with bromoethane to obtain the target product. First, ethanol and ammonia are catalyzed under specific conditions with a suitable catalyst, and the two react to form triethylamine. Then the resulting triethylamine is reacted with bromoethane according to the above nucleophilic substitution method, and triethyl ammonium bromide can also be obtained. This method is a little more complicated, but the raw materials are common and easy to obtain. There is also a method of reacting triethylammonium hydroxide with hydrobromic acid. Take triethylammonium hydroxide, slowly add hydrobromic acid, and undergo acid-base neutralization reaction to obtain triethylammonium bromide. This reaction is rapid, and the purity of the product is quite high. Only the preparation of triethylammonium hydrox All these synthetic methods have their own advantages and disadvantages. When in practice, the best synthetic effect can be achieved by carefully selecting various factors such as the availability of raw materials, cost, and product purity.
What are the physical and chemical properties of trimethylchlorosilane?
Triethylborane is one of the organic boron compounds. Its physical and chemical properties are unique and have great application value in many fields. In terms of physical properties, triethylborane is a colorless and transparent liquid at room temperature and pressure, with a specific odor. Its boiling point is about 95 ° C. This boiling point characteristic makes it easy to volatilize under moderate heating conditions. And the density is smaller than that of water, and it is insoluble in water, but it can be miscible with common organic solvents, such as ether and benzene, in any ratio. This solubility provides convenient conditions for its operation in organic synthesis. From the chemical properties, triethylborane is chemically active. Particularly outstanding is its strong reducing property. For example, in organic synthesis reactions, it can reduce oxygen-containing compounds, such as aldodes and ketones, to corresponding alcohols. This is due to the electron cloud distribution between boron atoms and ethyl groups in its molecular structure, which makes it easy for boron atoms to give electrons, so as to achieve the purpose of reduction. At the same time, triethylborane is extremely sensitive to air and water. Once exposed to air, it will quickly react with oxygen and may even cause spontaneous combustion; when exposed to water, it will react violently to form boric acid and ethane products. This requires strict anhydrous and anaerobic measures to be taken when storing and using triethylborane, usually under the protection of inert gases. In addition, triethylboranes can also participate in a variety of organic reactions, such as addition reactions with unsaturated hydrocarbons, and then construct more complex organic molecular structures, which play a key role in the field of organic synthetic chemistry.