Linshang Chemical
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1-(Chloromethyl)-2-Methylbenzene
Linshang Chemical
|
HS Code |
693392 |
| Chemical Formula | C8H9Cl |
| Molecular Weight | 140.61 g/mol |
| Appearance | Colorless to light yellow liquid |
| Odor | Characteristic aromatic odor |
| Boiling Point | 195 - 198 °C |
| Melting Point | -43 °C |
| Density | 1.06 g/cm³ |
| Solubility In Water | Insoluble |
| Solubility In Organic Solvents | Soluble in many organic solvents |
| Flash Point | 76 °C |
| Vapor Pressure | Low |
| Stability | Stable under normal conditions |
As an accredited 1-(Chloromethyl)-2-Methylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 - (Chloromethyl)-2 - methylbenzene: Packed in 500 - mL glass bottles, one bottle per pack. |
| Storage | 1-(Chloromethyl)-2-methylbenzene should be stored in a cool, well - ventilated area, away from heat sources and open flames due to its flammability. Keep it in a tightly sealed container to prevent vapor leakage. Store it separately from oxidizing agents and reactive chemicals to avoid potential reactions. Label the storage clearly for easy identification and safety. |
| Shipping | 1-(Chloromethyl)-2 -methylbenzene is a hazardous chemical. It should be shipped in accordance with strict regulations, using appropriate containers. Ensure proper labeling and handling to prevent spills and risks during transit. |
Competitive 1-(Chloromethyl)-2-Methylbenzene prices that fit your budget—flexible terms and customized quotes for every order.
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What are the main uses of 1- (chloromethyl) -2-methylbenzene?
(1) The analysis of halomethyl group
halomethyl group is an important group in organic compounds. Its structure is formed by the replacement of one hydrogen atom in methyl group (-CH 🥰) by halogen atom (such as fluorine, chlorine, bromine, iodine). Take chloromethyl as an example, its structural abbreviation is -CH ² Cl. The introduction of halomethyl groups often causes significant changes in the properties of organic compounds. Due to the strong electronegativity of the halogen atom, halomethyl groups exhibit a certain polarity, which affects the physical and chemical properties of the compound. In terms of physical properties, the presence of halomethyl can change the boiling point, melting point and solubility of compounds; in terms of chemical properties, halomethyl makes compounds more reactive and can often participate in a variety of organic chemical reactions, such as nucleophilic substitution reactions.
(II) Main uses of methyl benzyl
Methyl benzyl is also a key substance in organic chemistry. Its main uses are quite extensive. First, in the field of medicine, methyl benzyl is often used as an important pharmaceutical intermediate. The synthesis of many drugs requires methyl benzyl as the starting material or key intermediate. Due to its specific chemical structure, a series of chemical reactions can be used to construct drug molecular structures with specific pharmacological activities. Second, in the fragrance industry, methyl benzyl also plays an important role. In some natural or synthetic fragrances, the structural unit of methyl benzyl gives the fragrance its unique aroma characteristics. After proper preparation, it can be used to prepare various flavors, which are used in food, cosmetics and other industries to increase the aroma of products. Third, in the field of organic synthesis, methyl benzyl can participate in the synthesis of many complex organic compounds as an electrophilic reagent or nucleophilic reagent due to its special structure connected to methyl groups. It provides an effective way for organic synthesis chemists to build diverse molecular structures, assisting in the synthesis of organic compounds with special functions and structures, and promoting the development of organic synthesis chemistry.
halomethyl group is an important group in organic compounds. Its structure is formed by the replacement of one hydrogen atom in methyl group (-CH 🥰) by halogen atom (such as fluorine, chlorine, bromine, iodine). Take chloromethyl as an example, its structural abbreviation is -CH ² Cl. The introduction of halomethyl groups often causes significant changes in the properties of organic compounds. Due to the strong electronegativity of the halogen atom, halomethyl groups exhibit a certain polarity, which affects the physical and chemical properties of the compound. In terms of physical properties, the presence of halomethyl can change the boiling point, melting point and solubility of compounds; in terms of chemical properties, halomethyl makes compounds more reactive and can often participate in a variety of organic chemical reactions, such as nucleophilic substitution reactions.
(II) Main uses of methyl benzyl
Methyl benzyl is also a key substance in organic chemistry. Its main uses are quite extensive. First, in the field of medicine, methyl benzyl is often used as an important pharmaceutical intermediate. The synthesis of many drugs requires methyl benzyl as the starting material or key intermediate. Due to its specific chemical structure, a series of chemical reactions can be used to construct drug molecular structures with specific pharmacological activities. Second, in the fragrance industry, methyl benzyl also plays an important role. In some natural or synthetic fragrances, the structural unit of methyl benzyl gives the fragrance its unique aroma characteristics. After proper preparation, it can be used to prepare various flavors, which are used in food, cosmetics and other industries to increase the aroma of products. Third, in the field of organic synthesis, methyl benzyl can participate in the synthesis of many complex organic compounds as an electrophilic reagent or nucleophilic reagent due to its special structure connected to methyl groups. It provides an effective way for organic synthesis chemists to build diverse molecular structures, assisting in the synthesis of organic compounds with special functions and structures, and promoting the development of organic synthesis chemistry.
What are the physical properties of 1- (chloromethyl) -2-methylbenzene?
Halomethyl is a group that is connected to methyl groups in organic chemistry. Its unique properties play a key role in many organic reactions.
As for methyl silicon, this substance has many excellent physical properties. First, the thermal stability is quite good. Methyl silicon has a stable structure and can maintain its own structure and properties in high temperature environments. This property makes it useful in high temperature operations, such as components that need to withstand high temperatures in the aerospace and electronics industries. Second, the electrical insulation is very good. The internal structure of methyl silicon makes its conductivity weak, which can be used as a high-quality insulating material and is widely used in electronic equipment to ensure the safe and stable operation of circuits and avoid failures such as leakage. Third, good chemical stability. Methyl silicon is inert to most chemical reagents and is difficult to react with common chemicals such as acid and alkali, which makes it stable in complex chemical environments. For example, corrosion-resistant pipes and storage containers in chemical production are often made of methyl silicon. Fourth, it has strong hydrophobicity. Methyl silicon has special surface properties and water molecules are difficult to adhere, so it has good waterproof performance. It can be used in waterproof coatings, moisture-proof materials, etc., and plays an important role in construction, textile and other industries.
In addition, methyl silicon also has the characteristics of low surface tension, which can make liquids easier to spread on its surface. This characteristic can improve product leveling and coating effect in coatings, inks and other fields, making the coating more uniform and improving product quality. Overall, methyl silicon is widely used in a wide range of industries due to its excellent physical properties, which is of great significance to the development of modern industry.
As for methyl silicon, this substance has many excellent physical properties. First, the thermal stability is quite good. Methyl silicon has a stable structure and can maintain its own structure and properties in high temperature environments. This property makes it useful in high temperature operations, such as components that need to withstand high temperatures in the aerospace and electronics industries. Second, the electrical insulation is very good. The internal structure of methyl silicon makes its conductivity weak, which can be used as a high-quality insulating material and is widely used in electronic equipment to ensure the safe and stable operation of circuits and avoid failures such as leakage. Third, good chemical stability. Methyl silicon is inert to most chemical reagents and is difficult to react with common chemicals such as acid and alkali, which makes it stable in complex chemical environments. For example, corrosion-resistant pipes and storage containers in chemical production are often made of methyl silicon. Fourth, it has strong hydrophobicity. Methyl silicon has special surface properties and water molecules are difficult to adhere, so it has good waterproof performance. It can be used in waterproof coatings, moisture-proof materials, etc., and plays an important role in construction, textile and other industries.
In addition, methyl silicon also has the characteristics of low surface tension, which can make liquids easier to spread on its surface. This characteristic can improve product leveling and coating effect in coatings, inks and other fields, making the coating more uniform and improving product quality. Overall, methyl silicon is widely used in a wide range of industries due to its excellent physical properties, which is of great significance to the development of modern industry.
What are the chemical properties of 1- (chloromethyl) -2-methylbenzene?
(1 - (cyanomethyl) -2 -methylindole, this is an organic compound. Its chemical properties are unique, let me explain in detail.)
Let's talk about its stability first. The structure of 1 - (cyanomethyl) -2 -methylindole is quite stable under conventional conditions. The cyanyl group in the cyanomethyl group has a certain electronic effect and interacts with the methylindole part, making the electron cloud distribution of the whole molecule relatively stable. However, in case of extreme conditions such as high temperature and strong oxidants, the molecular structure may be affected. Cyanyl groups can undergo reactions such as hydrolysis, which can be converted into other functional groups such as carboxyl groups, thereby changing the chemical properties and reactivity of the molecule.
Let's talk about its reactivity again. The indole ring part of the compound has a rich electron cloud, which shows a certain nucleophilicity. It can react with electrophilic reagents, such as substitution reactions with halogenated hydrocarbons at specific positions of the indole ring under appropriate conditions to generate new derivatives. In this process, the electron cloud of the indole ring provides electrons for the reaction and combines with electrophilic reagents. At the same time, although the cyanyl group in the cyanomethyl group is relatively stable, it can participate in a variety of reactions under certain catalytic conditions. For example, it can undergo addition reactions with compounds containing active hydrogen to enrich the structure and properties of molecules.
From the perspective of acidity and alkalinity, 1- (cyanomethyl) -2-methylindole is weakly basic as a whole. The nitrogen atom in the indole ring, the upper lone pair of electrons can accept protons, thus showing alkalinity. However, due to the influence of other groups in the molecule, this alkalinity is weak. When interacted with strong acids, corresponding salt compounds can be formed, which can change their physical and chemical properties, such as solubility, or have significant changes.
In addition, the compound may also participate in some special organic reactions, such as cyclization reactions. Under appropriate catalyst and reaction conditions, various parts in the molecule can interact and cyclize, forming more complex cyclic structures, expanding its application in the field of organic synthesis.
Let's talk about its stability first. The structure of 1 - (cyanomethyl) -2 -methylindole is quite stable under conventional conditions. The cyanyl group in the cyanomethyl group has a certain electronic effect and interacts with the methylindole part, making the electron cloud distribution of the whole molecule relatively stable. However, in case of extreme conditions such as high temperature and strong oxidants, the molecular structure may be affected. Cyanyl groups can undergo reactions such as hydrolysis, which can be converted into other functional groups such as carboxyl groups, thereby changing the chemical properties and reactivity of the molecule.
Let's talk about its reactivity again. The indole ring part of the compound has a rich electron cloud, which shows a certain nucleophilicity. It can react with electrophilic reagents, such as substitution reactions with halogenated hydrocarbons at specific positions of the indole ring under appropriate conditions to generate new derivatives. In this process, the electron cloud of the indole ring provides electrons for the reaction and combines with electrophilic reagents. At the same time, although the cyanyl group in the cyanomethyl group is relatively stable, it can participate in a variety of reactions under certain catalytic conditions. For example, it can undergo addition reactions with compounds containing active hydrogen to enrich the structure and properties of molecules.
From the perspective of acidity and alkalinity, 1- (cyanomethyl) -2-methylindole is weakly basic as a whole. The nitrogen atom in the indole ring, the upper lone pair of electrons can accept protons, thus showing alkalinity. However, due to the influence of other groups in the molecule, this alkalinity is weak. When interacted with strong acids, corresponding salt compounds can be formed, which can change their physical and chemical properties, such as solubility, or have significant changes.
In addition, the compound may also participate in some special organic reactions, such as cyclization reactions. Under appropriate catalyst and reaction conditions, various parts in the molecule can interact and cyclize, forming more complex cyclic structures, expanding its application in the field of organic synthesis.
What are the synthesis methods of 1- (chloromethyl) -2-methylbenzene?
If you want to make (cyanomethyl) and methyl ether, there are three methods, and listen to me one by one.
First, the reaction of halogenated alkanes and sodium alcohols. Take halogenated (cyanomethyl), mix it with sodium alcohols, and under suitable conditions, the two interact. This is the classic Williamson synthesis method. Halogenated alkanes have high atom activity, and the oxygen anion of sodium alcohols is nucleophilic. When the two meet, the halogen leaves, and the oxygen anion connects with (cyanomethyl) to form (cyanomethyl) ether. If you want to get methyl ether, then react with sodium alcohols with halogenated methane, and the process is similar. The reaction conditions are relatively mild and the operation is relatively simple. However, the choice of halogenated alkanes needs to be cautious. The reactivity of halogenated alkanes with different structures is different, and the occurrence of side reactions needs to be paid attention to.
Second, the co-thermal dehydration method of alcohol and concentrated sulfuric acid. Take the corresponding alcohol as the raw material, add an appropriate amount of concentrated sulfuric acid, and heat. Under the catalysis of concentrated sulfuric acid, the alcohol is dehydrated between molecules to form ethers. If (cyanomethyl) alcohol and methanol are used as the starting materials, through this reaction, (cyanomethyl) -methyl ether may be obtained. However, this method requires precise control of temperature. If the temperature is too high, it is easy to cause alcohol dehydration to form by-products such as olefins. And concentrated sulfuric acid is highly corrosive, and extreme care is required during operation.
Third, phase transfer catalysis method. A phase transfer catalyst, such as quaternary ammonium salts, is added to the reaction system. This catalyst can make the reactants in the aqueous and organic phases more accessible and promote the reaction. Using halogenated (cyanomethyl), alcohol and base as raw materials, under the action of phase transfer catalyst, ether synthesis can be realized. This method can effectively improve the reaction efficiency and be carried out under milder conditions. It has advantages over some ether compounds that are difficult to synthesize by traditional methods. It can also reduce the occurrence of side reactions and improve the purity of the product.
First, the reaction of halogenated alkanes and sodium alcohols. Take halogenated (cyanomethyl), mix it with sodium alcohols, and under suitable conditions, the two interact. This is the classic Williamson synthesis method. Halogenated alkanes have high atom activity, and the oxygen anion of sodium alcohols is nucleophilic. When the two meet, the halogen leaves, and the oxygen anion connects with (cyanomethyl) to form (cyanomethyl) ether. If you want to get methyl ether, then react with sodium alcohols with halogenated methane, and the process is similar. The reaction conditions are relatively mild and the operation is relatively simple. However, the choice of halogenated alkanes needs to be cautious. The reactivity of halogenated alkanes with different structures is different, and the occurrence of side reactions needs to be paid attention to.
Second, the co-thermal dehydration method of alcohol and concentrated sulfuric acid. Take the corresponding alcohol as the raw material, add an appropriate amount of concentrated sulfuric acid, and heat. Under the catalysis of concentrated sulfuric acid, the alcohol is dehydrated between molecules to form ethers. If (cyanomethyl) alcohol and methanol are used as the starting materials, through this reaction, (cyanomethyl) -methyl ether may be obtained. However, this method requires precise control of temperature. If the temperature is too high, it is easy to cause alcohol dehydration to form by-products such as olefins. And concentrated sulfuric acid is highly corrosive, and extreme care is required during operation.
Third, phase transfer catalysis method. A phase transfer catalyst, such as quaternary ammonium salts, is added to the reaction system. This catalyst can make the reactants in the aqueous and organic phases more accessible and promote the reaction. Using halogenated (cyanomethyl), alcohol and base as raw materials, under the action of phase transfer catalyst, ether synthesis can be realized. This method can effectively improve the reaction efficiency and be carried out under milder conditions. It has advantages over some ether compounds that are difficult to synthesize by traditional methods. It can also reduce the occurrence of side reactions and improve the purity of the product.
What are the precautions for 1- (chloromethyl) -2-methylbenzene during storage and transportation?
(1) On the hydroxyl group and methyl
hydroxyl group, the group formed by the connection of hydrogen and oxygen two atoms is also. Its reactive nature often shows unique chemical properties in organic chemistry. Because the oxygen atom has strong electronegativity, the polarity of the hydrogen-oxygen bond is quite large, and the hydrogen atom is easy to dissociate, so the compounds containing hydroxyl groups are mostly acidic, but the strength of acidity varies depending on the structure.
For methyl groups, methane is removed from the remaining group of a hydrogen atom. Its structure is relatively stable, the electron cloud is evenly distributed, and it often acts as a power supplier in the molecule, affecting the electron cloud density and spatial structure of the molecule, and then affecting the physical and chemical properties of the compound.
(2) On the Precautions for the Storage and Transportation of Methyl Silicone Oil
Methyl silicone oil has many excellent properties and is also widely used in industrial, daily chemical and other fields. However, there are many matters to be paid attention to during its storage and transportation.
When storing, the first environment. It should be placed in a cool, dry and well-ventilated place, away from direct sunlight and heat sources. Sunlight and high temperature can cause the movement of methyl silicone oil molecules to intensify, or cause its structural changes, which will damage its performance. If the storage temperature is too high, it may cause the viscosity of silicone oil to decrease, which will affect its use effect; if the humidity is too high, water vapor or react with some active groups in the silicone oil, causing the product to deteriorate.
Furthermore, the choice of container is also important. Corrosion-resistant containers should be used, such as glass bottles or specific plastic containers. Due to the stable chemical properties of methyl silicone oil, it may react with substances such as strong acids and bases. Metal containers or due to the catalytic action of some metal ions, silicone oil is degraded and other reactions, so metal containers are generally not used for storage.
During transportation, vibration and collision must be prevented. Although methyl silicone oil has a certain fluidity, severe vibration or collision can cause damage to its packaging and change the internal structure of the silicone oil. The transportation vehicle should also be kept stable, and the temperature and humidity inside the vehicle should be controlled within an appropriate range. At the same time, the transportation personnel should be familiar with the characteristics of methyl silicone oil. In case of emergencies, they can properly handle it to ensure transportation safety.
In short, the storage and transportation of methyl silicone oil, environmental factors, containers, vibration, and other factors should not be underestimated. Only with caution can we ensure its quality and performance.
hydroxyl group, the group formed by the connection of hydrogen and oxygen two atoms is also. Its reactive nature often shows unique chemical properties in organic chemistry. Because the oxygen atom has strong electronegativity, the polarity of the hydrogen-oxygen bond is quite large, and the hydrogen atom is easy to dissociate, so the compounds containing hydroxyl groups are mostly acidic, but the strength of acidity varies depending on the structure.
For methyl groups, methane is removed from the remaining group of a hydrogen atom. Its structure is relatively stable, the electron cloud is evenly distributed, and it often acts as a power supplier in the molecule, affecting the electron cloud density and spatial structure of the molecule, and then affecting the physical and chemical properties of the compound.
(2) On the Precautions for the Storage and Transportation of Methyl Silicone Oil
Methyl silicone oil has many excellent properties and is also widely used in industrial, daily chemical and other fields. However, there are many matters to be paid attention to during its storage and transportation.
When storing, the first environment. It should be placed in a cool, dry and well-ventilated place, away from direct sunlight and heat sources. Sunlight and high temperature can cause the movement of methyl silicone oil molecules to intensify, or cause its structural changes, which will damage its performance. If the storage temperature is too high, it may cause the viscosity of silicone oil to decrease, which will affect its use effect; if the humidity is too high, water vapor or react with some active groups in the silicone oil, causing the product to deteriorate.
Furthermore, the choice of container is also important. Corrosion-resistant containers should be used, such as glass bottles or specific plastic containers. Due to the stable chemical properties of methyl silicone oil, it may react with substances such as strong acids and bases. Metal containers or due to the catalytic action of some metal ions, silicone oil is degraded and other reactions, so metal containers are generally not used for storage.
During transportation, vibration and collision must be prevented. Although methyl silicone oil has a certain fluidity, severe vibration or collision can cause damage to its packaging and change the internal structure of the silicone oil. The transportation vehicle should also be kept stable, and the temperature and humidity inside the vehicle should be controlled within an appropriate range. At the same time, the transportation personnel should be familiar with the characteristics of methyl silicone oil. In case of emergencies, they can properly handle it to ensure transportation safety.
In short, the storage and transportation of methyl silicone oil, environmental factors, containers, vibration, and other factors should not be underestimated. Only with caution can we ensure its quality and performance.
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