Linshang Chemical
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1-(Chloromethyl)-2-Methoxybenzene
Linshang Chemical
|
HS Code |
302973 |
| Chemical Formula | C8H9ClO |
| Molar Mass | 156.61 g/mol |
| Appearance | Liquid (expected, typical for such organic compounds) |
| Solubility In Water | Low (due to non - polar aromatic and hydrophobic groups) |
| Solubility In Organic Solvents | Good (in common organic solvents like ethanol, acetone, etc.) |
As an accredited 1-(Chloromethyl)-2-Methoxybenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 100g of 1-(chloromethyl)-2-methoxybenzene packaged in a sealed glass bottle. |
| Storage | 1-(Chloromethyl)-2-methoxybenzene should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in a tightly sealed container to prevent vapor leakage. Due to its potential toxicity and flammability, it should be stored in a dedicated chemical storage area, clearly labeled, and in compliance with safety regulations. |
| Shipping | 1-(Chloromethyl)-2-methoxybenzene is shipped in accordance with chemical transportation regulations. It's carefully packaged in suitable containers to prevent leakage, and transported with proper hazard labeling for safe conveyance. |
Competitive 1-(Chloromethyl)-2-Methoxybenzene 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-methoxybenzene?
(1) Analysis of methoxy groups
Methoxy groups are common groups in organic compounds. They are formed by connecting a methyl group (-CH 🥰) with a monoxy group (-O-), and their chemical structure is simply -OCH 🥰. In organic molecules, methoxy groups are connected to other atoms or groups by means of oxygen atoms.
(2) Main uses of methoxysilane
1. ** As a coupling agent **: Methoxysilane is often used as a coupling agent, and its role is crucial. In the field of composites, it can enhance the interfacial bonding force between inorganic materials and organic materials. For example, in glass fiber reinforced plastics, the methoxy group at one end of the methoxysilane can be hydrolyzed to form a silanol group (-Si-OH), which can condensate with the hydroxyl group on the surface of the glass fiber to form a strong chemical bond; the organic group at the other end can chemically react or physically wrap with the plastic matrix, thus effectively enhancing the bond between the glass fiber and the plastic, and greatly improving the mechanical properties and water resistance of the composite.
2. ** Used in the preparation of silicone resin **: It is an important raw material for the preparation of silicone resin. Under appropriate conditions, methoxysilane can undergo hydrolysis and polycondensation reactions to gradually form silicone resins with different structures and properties. Silicone resin has excellent heat resistance, weather resistance, electrical insulation, etc. For example, in the coating industry, silicone resin coatings prepared from methoxysilane can be widely used in the protection of equipment and building exterior walls in high temperature environments, which can resist the erosion of harsh environments for a long time and maintain good decorative and protective effects.
3. ** Applications in the field of semiconductor and electronic materials **: In the field of semiconductor and electronic materials, methoxysilane also has many uses. For example, in the chemical vapor deposition (CVD) process, it can be used as a silicon source gas to deposit high-quality silicon films on the surface of the substrate material through vapor reaction. These silicon films play a central role in integrated circuit manufacturing, solar cells, and other fields, helping to enhance the performance and stability of electronic devices.
Methoxy groups are common groups in organic compounds. They are formed by connecting a methyl group (-CH 🥰) with a monoxy group (-O-), and their chemical structure is simply -OCH 🥰. In organic molecules, methoxy groups are connected to other atoms or groups by means of oxygen atoms.
(2) Main uses of methoxysilane
1. ** As a coupling agent **: Methoxysilane is often used as a coupling agent, and its role is crucial. In the field of composites, it can enhance the interfacial bonding force between inorganic materials and organic materials. For example, in glass fiber reinforced plastics, the methoxy group at one end of the methoxysilane can be hydrolyzed to form a silanol group (-Si-OH), which can condensate with the hydroxyl group on the surface of the glass fiber to form a strong chemical bond; the organic group at the other end can chemically react or physically wrap with the plastic matrix, thus effectively enhancing the bond between the glass fiber and the plastic, and greatly improving the mechanical properties and water resistance of the composite.
2. ** Used in the preparation of silicone resin **: It is an important raw material for the preparation of silicone resin. Under appropriate conditions, methoxysilane can undergo hydrolysis and polycondensation reactions to gradually form silicone resins with different structures and properties. Silicone resin has excellent heat resistance, weather resistance, electrical insulation, etc. For example, in the coating industry, silicone resin coatings prepared from methoxysilane can be widely used in the protection of equipment and building exterior walls in high temperature environments, which can resist the erosion of harsh environments for a long time and maintain good decorative and protective effects.
3. ** Applications in the field of semiconductor and electronic materials **: In the field of semiconductor and electronic materials, methoxysilane also has many uses. For example, in the chemical vapor deposition (CVD) process, it can be used as a silicon source gas to deposit high-quality silicon films on the surface of the substrate material through vapor reaction. These silicon films play a central role in integrated circuit manufacturing, solar cells, and other fields, helping to enhance the performance and stability of electronic devices.
What are the physical properties of 1- (chloromethyl) -2-methoxybenzene?
(1) The property of cyanyl group
Cyanyl group is a group formed by linking carbon and nitrogen with three bonds. Its activity is often a key part in the field of organic synthesis. In the capped cyanyl group, the electronegativity of carbon and nitrogen is quite different, causing electron clouds to favor nitrogen atoms, making carbon electrophilic. This property makes cyanyl groups easily react with nucleophiles, such as water, alcohols, amines, etc., to form a variety of compounds.
In the hydrolysis reaction, the cyanyl group can be gradually converted into a carboxyl group. In the case of acid catalysis, the first amide intermediate is formed, and the carboxylic acid is continuously hydrolyzed; if it is base catalyzed, it also follows a similar path, but the reaction mechanism is slightly different. This hydrolysis property is an important way to prepare carboxylic acid compounds. Cyanyl groups can react with Grignard reagents. After subsequent treatment, compounds containing new carbon-carbon bonds can be obtained, which contribute greatly to the construction of complex organic molecular structures.
(Bis) Physical Properties of Acetoxysilane
Acetoxysilane is an organosilicon compound. Its appearance is often a colorless to pale yellow transparent liquid with a special odor. This odor is caused by the connection of acetoxy groups to silicon atoms in the molecular structure. The boiling point of
is related to the intermolecular force. Due to the existence of silicon-oxygen bonds and acetoxy groups in the molecule, the boiling point varies depending on the number and structure of its alkyl substituents. Generally speaking, with the growth of the alkyl chain, the boiling point increases. Its melting point is also affected by molecular regularity and force, and is mostly in a relatively low temperature range.
The solubility of acetoxysilane is quite unique, and it can be soluble in common organic solvents such as toluene, xylene, acetone, etc. This is because the organic part of the molecule has a similar structure to the organic solvent, and it is soluble according to the principle of "similar miscibility". In water, acetoxysilane can be hydrolyzed gradually, because its silicon-oxygen bond has a certain activity, it can break the bond in contact with water to form products such as silanol and acetic acid. This hydrolysis property is also an important aspect of its physical properties. And its density is slightly smaller than that of water, and it often floats on water in a liquid mixed system.
Cyanyl group is a group formed by linking carbon and nitrogen with three bonds. Its activity is often a key part in the field of organic synthesis. In the capped cyanyl group, the electronegativity of carbon and nitrogen is quite different, causing electron clouds to favor nitrogen atoms, making carbon electrophilic. This property makes cyanyl groups easily react with nucleophiles, such as water, alcohols, amines, etc., to form a variety of compounds.
In the hydrolysis reaction, the cyanyl group can be gradually converted into a carboxyl group. In the case of acid catalysis, the first amide intermediate is formed, and the carboxylic acid is continuously hydrolyzed; if it is base catalyzed, it also follows a similar path, but the reaction mechanism is slightly different. This hydrolysis property is an important way to prepare carboxylic acid compounds. Cyanyl groups can react with Grignard reagents. After subsequent treatment, compounds containing new carbon-carbon bonds can be obtained, which contribute greatly to the construction of complex organic molecular structures.
(Bis) Physical Properties of Acetoxysilane
Acetoxysilane is an organosilicon compound. Its appearance is often a colorless to pale yellow transparent liquid with a special odor. This odor is caused by the connection of acetoxy groups to silicon atoms in the molecular structure. The boiling point of
is related to the intermolecular force. Due to the existence of silicon-oxygen bonds and acetoxy groups in the molecule, the boiling point varies depending on the number and structure of its alkyl substituents. Generally speaking, with the growth of the alkyl chain, the boiling point increases. Its melting point is also affected by molecular regularity and force, and is mostly in a relatively low temperature range.
The solubility of acetoxysilane is quite unique, and it can be soluble in common organic solvents such as toluene, xylene, acetone, etc. This is because the organic part of the molecule has a similar structure to the organic solvent, and it is soluble according to the principle of "similar miscibility". In water, acetoxysilane can be hydrolyzed gradually, because its silicon-oxygen bond has a certain activity, it can break the bond in contact with water to form products such as silanol and acetic acid. This hydrolysis property is also an important aspect of its physical properties. And its density is slightly smaller than that of water, and it often floats on water in a liquid mixed system.
What are the chemical properties of 1- (chloromethyl) -2-methoxybenzene?
(1) Methoxy group
Methoxy group is a common substituent in organic chemistry, and its structure is -OCH. In this group, the oxygen atom is connected to the carbon atom by covalent bonds, and the carbon atom is connected to three hydrogen atoms. Methoxy groups appear in many organic compounds and have significant effects on the physical and chemical properties of compounds.
From the perspective of electronic effects, methoxy groups have electron-giving effects. Because the oxygen atom is rich in lone pairs of electrons, it can shift the electron cloud to the conjugated system connected to it by means of the p-π conjugation effect. This electron-giving property often increases the electron cloud density of unsaturated systems such as benzene rings connected to it. For example, in anisole, the methoxy group is attached to the benzene ring, which will increase the density of the electron cloud of the benzene ring and the electron cloud of the phthalene ring. In the electrophilic substitution reaction, it is more likely to react in the adjacent and para-sites.
At the spatial effect level, the methoxy group has a certain steric hindrance. Although its steric hindrance is smaller than that of some large substituents, it will also affect the selectivity of the reaction and the conformation of the molecule in some specific molecular structures.
Chemical Properties of (Bi) Methoxysilanes
Methoxysilanes generally have the structural unit of Si-O-CH.
Hydrolysis is one of its important chemical properties. When exposed to water, the methoxy group can be hydrolyzed, and the Si-O-CH bond is broken to form silanol (Si-OH) and methanol. This hydrolysis reaction can be carried out spontaneously under certain conditions, and if properly controlled, the silanol produced by hydrolysis can further undergo polycondensation reaction to form polysiloxanes with different structures and uses. For example, the hydrolysis and polycondensation of methyl trimethoxysilane under appropriate conditions can generate polysiloxanes with cross-linked structures, which are often used in the preparation of silicone resins and other materials. Such materials have good heat resistance, weather resistance and electrical insulation.
Furthermore, methoxysilane can participate in the alcoholysis reaction. Under the action of a specific catalyst, its methoxy group can be replaced by alkoxy groups of other alcohols. This reaction can be used to modify and regulate the molecular structure of silanes to obtain silane derivatives with specific properties.
In addition, methoxysilanes can react with compounds containing active hydrogen, such as amines and carboxylic acids, under appropriate conditions. When reacting with amines, methoxy groups can be replaced by amine groups to form compounds containing Si-N bonds; when reacting with carboxylic acids, products containing Si-O-C = O structures may be formed. Such reactions enrich the chemical conversion pathways of methoxysilanes and provide a variety of methods for synthesizing various organosilicon compounds.
Methoxy group is a common substituent in organic chemistry, and its structure is -OCH. In this group, the oxygen atom is connected to the carbon atom by covalent bonds, and the carbon atom is connected to three hydrogen atoms. Methoxy groups appear in many organic compounds and have significant effects on the physical and chemical properties of compounds.
From the perspective of electronic effects, methoxy groups have electron-giving effects. Because the oxygen atom is rich in lone pairs of electrons, it can shift the electron cloud to the conjugated system connected to it by means of the p-π conjugation effect. This electron-giving property often increases the electron cloud density of unsaturated systems such as benzene rings connected to it. For example, in anisole, the methoxy group is attached to the benzene ring, which will increase the density of the electron cloud of the benzene ring and the electron cloud of the phthalene ring. In the electrophilic substitution reaction, it is more likely to react in the adjacent and para-sites.
At the spatial effect level, the methoxy group has a certain steric hindrance. Although its steric hindrance is smaller than that of some large substituents, it will also affect the selectivity of the reaction and the conformation of the molecule in some specific molecular structures.
Chemical Properties of (Bi) Methoxysilanes
Methoxysilanes generally have the structural unit of Si-O-CH.
Hydrolysis is one of its important chemical properties. When exposed to water, the methoxy group can be hydrolyzed, and the Si-O-CH bond is broken to form silanol (Si-OH) and methanol. This hydrolysis reaction can be carried out spontaneously under certain conditions, and if properly controlled, the silanol produced by hydrolysis can further undergo polycondensation reaction to form polysiloxanes with different structures and uses. For example, the hydrolysis and polycondensation of methyl trimethoxysilane under appropriate conditions can generate polysiloxanes with cross-linked structures, which are often used in the preparation of silicone resins and other materials. Such materials have good heat resistance, weather resistance and electrical insulation.
Furthermore, methoxysilane can participate in the alcoholysis reaction. Under the action of a specific catalyst, its methoxy group can be replaced by alkoxy groups of other alcohols. This reaction can be used to modify and regulate the molecular structure of silanes to obtain silane derivatives with specific properties.
In addition, methoxysilanes can react with compounds containing active hydrogen, such as amines and carboxylic acids, under appropriate conditions. When reacting with amines, methoxy groups can be replaced by amine groups to form compounds containing Si-N bonds; when reacting with carboxylic acids, products containing Si-O-C = O structures may be formed. Such reactions enrich the chemical conversion pathways of methoxysilanes and provide a variety of methods for synthesizing various organosilicon compounds.
What are the synthesis methods of 1- (chloromethyl) -2-methoxybenzene?
(1) Regarding the preparation of (cyanomethyl)
to obtain (cyanomethyl), a common method can be prepared by halogenated methane and sodium cyanide in an appropriate solvent according to the reaction mechanism of nucleophilic substitution. For example, chloromethane and sodium cyanide are heated and stirred in an alcohol solvent, and the chlorine atom is replaced by a cyanyl group to obtain (cyanomethyl). This reaction requires attention to the choice of solvent and the control of reaction conditions to ensure a smooth and efficient reaction.
Second, formaldehyde can also be reacted with hydrocyanic acid under the action of an alkaline catalyst. The carbonyl group of formaldehyde is electrophilic, and the cyanyl group of hydrocyanic acid generates cyanide anions under alkali catalysis, and then nucleophilic addition to the carbonyl group, the product containing (cyanomethyl) can be obtained, and then purified (cyanomethyl) can be obtained after appropriate treatment. In this process, the amount of basic catalyst and reaction temperature need to be precisely controlled to prevent side reactions from breeding.
(2) Synthesis Method of Ethoxylbenzyl
Synthesis of ethoxylbenzyl, there are many ways. First, benzyl chloride can react with sodium ethanol. The chlorine atom of benzyl chloride is quite active, and the ethoxylanion in sodium ethanol acts as a nucleophilic agent to attack the carbon atom of benzyl chloride, and a nucleophilic substitution reaction occurs. The chlorine atom leaves to form ethox This reaction has strict requirements on the anhydrous of the reaction system, otherwise sodium ethanol is easy to hydrolyze and affects the reaction process.
Second, using phenol and bromoethane as raw materials, under alkaline conditions and the help of a phase transfer catalyst, the phenolic hydroxyl negative ion of phenol reacts with bromoethane to form ethoxy benzyl by nucleophilic substitution. The addition of a phase transfer catalyst can improve the transfer of substances between the two phases and improve the reaction rate.
Third, it can also be prepared by dehydration reaction of benzyl alcohol and ethanol under acid catalysis. This reaction is a reversible reaction, and it is necessary to continuously remove the water generated by the reaction to promote the balance to move in the direction of generating ethoxylbenzyl. Common acid catalysts such as concentrated sulfuric acid, but when using concentrated sulfuric acid, it is necessary to pay attention to its corrosiveness and possible side reactions, and the operation should be cautious.
to obtain (cyanomethyl), a common method can be prepared by halogenated methane and sodium cyanide in an appropriate solvent according to the reaction mechanism of nucleophilic substitution. For example, chloromethane and sodium cyanide are heated and stirred in an alcohol solvent, and the chlorine atom is replaced by a cyanyl group to obtain (cyanomethyl). This reaction requires attention to the choice of solvent and the control of reaction conditions to ensure a smooth and efficient reaction.
Second, formaldehyde can also be reacted with hydrocyanic acid under the action of an alkaline catalyst. The carbonyl group of formaldehyde is electrophilic, and the cyanyl group of hydrocyanic acid generates cyanide anions under alkali catalysis, and then nucleophilic addition to the carbonyl group, the product containing (cyanomethyl) can be obtained, and then purified (cyanomethyl) can be obtained after appropriate treatment. In this process, the amount of basic catalyst and reaction temperature need to be precisely controlled to prevent side reactions from breeding.
(2) Synthesis Method of Ethoxylbenzyl
Synthesis of ethoxylbenzyl, there are many ways. First, benzyl chloride can react with sodium ethanol. The chlorine atom of benzyl chloride is quite active, and the ethoxylanion in sodium ethanol acts as a nucleophilic agent to attack the carbon atom of benzyl chloride, and a nucleophilic substitution reaction occurs. The chlorine atom leaves to form ethox This reaction has strict requirements on the anhydrous of the reaction system, otherwise sodium ethanol is easy to hydrolyze and affects the reaction process.
Second, using phenol and bromoethane as raw materials, under alkaline conditions and the help of a phase transfer catalyst, the phenolic hydroxyl negative ion of phenol reacts with bromoethane to form ethoxy benzyl by nucleophilic substitution. The addition of a phase transfer catalyst can improve the transfer of substances between the two phases and improve the reaction rate.
Third, it can also be prepared by dehydration reaction of benzyl alcohol and ethanol under acid catalysis. This reaction is a reversible reaction, and it is necessary to continuously remove the water generated by the reaction to promote the balance to move in the direction of generating ethoxylbenzyl. Common acid catalysts such as concentrated sulfuric acid, but when using concentrated sulfuric acid, it is necessary to pay attention to its corrosiveness and possible side reactions, and the operation should be cautious.
What are the precautions for storing and transporting 1- (chloromethyl) -2-methoxybenzene?
(1) Storage matters
Halomethyl-2-methoxybenzyl ether When storing, the first choice of environment. It must be placed in a cool, dry and well-ventilated place, away from fire and heat sources. Because of its certain chemical activity, high temperature, humidity or poor ventilation may cause chemical reactions to occur and damage its quality.
Furthermore, this substance should be stored separately from oxidants, acids, bases, etc., and must not be mixed. Because halomethyl-2-methoxybenzyl ether and the above substances are prone to chemical reactions, or even cause risks such as combustion and explosion.
The choice of storage container is also critical. When using a well-sealed container to prevent it from evaporating and escaping, and to avoid its reaction with components in the air. Regularly check the sealing of the container, and if there is any leakage, deal with it quickly.
(2) The essentials of transportation
Transporting halomethyl-2-methoxy benzyl ether, the vehicles used should be clean, dry, and have reliable rain protection, sun protection, and anti-leakage facilities. During transportation, the speed should be stable, avoid sudden braking and severe turbulence, and avoid material leakage caused by damage to the container.
Transportation personnel must be professionally trained and familiar with the characteristics of the substance and emergency treatment methods. When transporting, they should follow the specified route to avoid densely populated areas and busy traffic sections.
The loading and unloading process must be handled with caution. Load and unload lightly, do not drop or drag to ensure the integrity of the container. After loading and unloading, clean up the site carefully. If any materials are spilled, dispose of them immediately in accordance with relevant procedures.
Halomethyl-2-methoxybenzyl ether When storing, the first choice of environment. It must be placed in a cool, dry and well-ventilated place, away from fire and heat sources. Because of its certain chemical activity, high temperature, humidity or poor ventilation may cause chemical reactions to occur and damage its quality.
Furthermore, this substance should be stored separately from oxidants, acids, bases, etc., and must not be mixed. Because halomethyl-2-methoxybenzyl ether and the above substances are prone to chemical reactions, or even cause risks such as combustion and explosion.
The choice of storage container is also critical. When using a well-sealed container to prevent it from evaporating and escaping, and to avoid its reaction with components in the air. Regularly check the sealing of the container, and if there is any leakage, deal with it quickly.
(2) The essentials of transportation
Transporting halomethyl-2-methoxy benzyl ether, the vehicles used should be clean, dry, and have reliable rain protection, sun protection, and anti-leakage facilities. During transportation, the speed should be stable, avoid sudden braking and severe turbulence, and avoid material leakage caused by damage to the container.
Transportation personnel must be professionally trained and familiar with the characteristics of the substance and emergency treatment methods. When transporting, they should follow the specified route to avoid densely populated areas and busy traffic sections.
The loading and unloading process must be handled with caution. Load and unload lightly, do not drop or drag to ensure the integrity of the container. After loading and unloading, clean up the site carefully. If any materials are spilled, dispose of them immediately in accordance with relevant procedures.
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