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1-(Chloromethyl)-3,5-Bis-(Trifluoromethyl)-Benzene
Linshang Chemical
|
HS Code |
872326 |
| Chemical Formula | C9H5ClF6 |
| Molar Mass | 276.58 g/mol |
| Appearance | Liquid (presumably, based on similar compounds) |
| Solubility In Water | Insoluble (due to highly non - polar nature of trifluoromethyl groups) |
| Solubility In Organic Solvents | Soluble in common organic solvents like dichloromethane, toluene |
| Stability | Stable under normal conditions, but may react with strong oxidizing agents |
As an accredited 1-(Chloromethyl)-3,5-Bis-(Trifluoromethyl)-Benzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 100g of 1-(chloromethyl)-3,5-bis-(trifluoromethyl)benzene in sealed chemical - grade bottle. |
| Storage | 1-(Chloromethyl)-3,5-bis-(trifluoromethyl)benzene should be stored in a cool, dry, well - ventilated area away from heat sources and ignition sources. It should be kept in a tightly sealed container to prevent vapor leakage. Store it separately from oxidizing agents, reactive chemicals, and incompatible substances to avoid potential reactions. |
| Shipping | 1-(Chloromethyl)-3,5-bis-(trifluoromethyl)benzene is shipped in sealed, corrosion - resistant containers. It follows strict hazardous chemical shipping regulations, ensuring safe transport to prevent any spills or environmental risks. |
Competitive 1-(Chloromethyl)-3,5-Bis-(Trifluoromethyl)-Benzene 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) -3,5-bis (trifluoromethyl) benzene?
1 - (cyanomethyl) -3,5 -bis (trifluoromethyl) benzene, which has a wide range of uses. In the field of medicinal chemistry, it is often used as a key intermediate to assist in the synthesis of many specific drugs. Due to the stability and activity given by its special chemical structure, it can participate in a variety of chemical reactions to build complex drug molecular structures. For example, when developing targeted drugs for specific diseases, it can be cleverly designed to introduce them into drug molecules to optimize the pharmacological activity, pharmacokinetic properties and selectivity of the drug, thereby enhancing the efficacy of the drug and reducing side effects.
In the field of materials science, it can be used as an important part of functional materials. With its unique electronic properties and chemical stability, it can be used to prepare polymer materials and optical materials with special properties. For example, synthesize new polymer materials with excellent weather resistance and chemical stability, and use them to make outdoor high-performance coatings, special plastics, etc., to meet the strict requirements of high-end fields such as aerospace and automobile manufacturing for the special properties of materials.
In the field of organic synthesis, it is an extremely important synthetic building block. Chemists use its structural characteristics to construct more complex and diverse organic compounds through various organic reactions, such as nucleophilic substitution, coupling reactions, etc., providing a rich material foundation for the development of organic synthesis chemistry and promoting the continuous innovation and progress of organic synthesis methodologies.
In the field of materials science, it can be used as an important part of functional materials. With its unique electronic properties and chemical stability, it can be used to prepare polymer materials and optical materials with special properties. For example, synthesize new polymer materials with excellent weather resistance and chemical stability, and use them to make outdoor high-performance coatings, special plastics, etc., to meet the strict requirements of high-end fields such as aerospace and automobile manufacturing for the special properties of materials.
In the field of organic synthesis, it is an extremely important synthetic building block. Chemists use its structural characteristics to construct more complex and diverse organic compounds through various organic reactions, such as nucleophilic substitution, coupling reactions, etc., providing a rich material foundation for the development of organic synthesis chemistry and promoting the continuous innovation and progress of organic synthesis methodologies.
What are the physical properties of 1- (chloromethyl) -3,5-bis (trifluoromethyl) benzene?
1-% (cyanomethyl) -3,5-bis (trifluoromethyl) benzene is an organic compound. It has the following physical properties:
Appearance properties, usually colorless to light yellow liquid, or white crystalline solid, depending on the purity and the environment. Looking at it, the liquid state is clear and transparent. If it is a crystalline solid, it is in a regular crystalline form, delicate and shiny.
In terms of melting point, it is about 30-40 ° C. When the temperature gradually rises to the melting point, the substance gradually melts from a solid state to a liquid state, and the intermolecular force weakens and causes the crystal lattice structure to disintegrate.
Boiling point is about 200-220 ° C. When the boiling point is reached, the liquid molecules obtain enough energy to overcome the attractive force between molecules and transform into gaseous escape.
The density is about 1.3 - 1.4 g/cm ³, which is heavier than water. If mixed with water, it will sink to the bottom.
In terms of solubility, it is difficult to dissolve in water. Because of its molecular structure, cyanomethyl and trifluoromethyl are hydrophobic, making it difficult to form effective interactions with water molecules. However, it is soluble in common organic solvents, such as dichloromethane, chloroform, ether, etc., and these organic solvent molecules can be soluble by Van der Waals force or other weak interactions.
Volatile, with a certain degree of volatility, at room temperature and pressure, it will slowly evaporate into the air. When the temperature increases, the surface area increases, or the ventilation is good, the volatilization rate increases. This characteristic should be taken into account during storage and use. It should be operated in a well-ventilated manner and properly sealed to prevent volatilization loss or environmental and health problems.
Appearance properties, usually colorless to light yellow liquid, or white crystalline solid, depending on the purity and the environment. Looking at it, the liquid state is clear and transparent. If it is a crystalline solid, it is in a regular crystalline form, delicate and shiny.
In terms of melting point, it is about 30-40 ° C. When the temperature gradually rises to the melting point, the substance gradually melts from a solid state to a liquid state, and the intermolecular force weakens and causes the crystal lattice structure to disintegrate.
Boiling point is about 200-220 ° C. When the boiling point is reached, the liquid molecules obtain enough energy to overcome the attractive force between molecules and transform into gaseous escape.
The density is about 1.3 - 1.4 g/cm ³, which is heavier than water. If mixed with water, it will sink to the bottom.
In terms of solubility, it is difficult to dissolve in water. Because of its molecular structure, cyanomethyl and trifluoromethyl are hydrophobic, making it difficult to form effective interactions with water molecules. However, it is soluble in common organic solvents, such as dichloromethane, chloroform, ether, etc., and these organic solvent molecules can be soluble by Van der Waals force or other weak interactions.
Volatile, with a certain degree of volatility, at room temperature and pressure, it will slowly evaporate into the air. When the temperature increases, the surface area increases, or the ventilation is good, the volatilization rate increases. This characteristic should be taken into account during storage and use. It should be operated in a well-ventilated manner and properly sealed to prevent volatilization loss or environmental and health problems.
What are the chemical properties of 1- (chloromethyl) -3,5-bis (trifluoromethyl) benzene?
1 - (cyanomethyl) -3,5 -bis (trifluoromethyl) pyridine, this compound has unique chemical properties and is quite useful in organic synthesis and other fields.
In terms of physical properties, it is mostly in a solid state at room temperature and pressure, with a certain melting point and boiling point. Due to the molecular structure containing multiple fluorine atoms, it has relatively high stability. Fluorine atoms are extremely electronegative and can enhance molecular polarity, which in turn affects their solubility. In common organic solvents, such as dichloromethane, chloroform, etc., it has good solubility, but poor solubility in water. This is due to the mismatch between molecular polarity and water polarity.
In terms of chemical properties, cyanomethyl is partially active and can participate in many reactions. Cyanyl groups can be hydrolyzed to form carboxyl groups, and hydrolysis reactions can occur under acidic or basic conditions. In alkaline environments, cyanyl groups are first converted to amides, and then further hydrolyzed to carboxylic salts, and the corresponding carboxylic acids can be obtained after acidification. This reaction is an important way to prepare carboxyl-containing pyridine derivatives.
3,5 -bis (trifluoromethyl) pyridine moiety, due to the strong electron-absorbing effect of trifluoromethyl groups, reduces the electron cloud density of the pyridine ring. Pyridine ring nitrogen atoms have a certain alkalinity and can react with acids to form salts. At the same time, due to the reduction of electron cloud density, the electrophilic substitution activity of the pyridine ring decreases, and more severe conditions are required when reacting with electrophilic reagents. However, this structure can undergo nucleophilic substitution reaction. Under the action of appropriate nucleophiles, the hydrogen atom on the pyridine ring can be replaced, thereby introducing different functional groups, providing the possibility for the synthesis of diverse pyridine derivatives.
In addition, there are various activity check points in the molecule of this compound, which can realize multiple check point sequential reactions through rational design of reaction routes, and construct complex organic molecules. It has broad application prospects in pharmaceutical chemistry, materials science and other fields.
In terms of physical properties, it is mostly in a solid state at room temperature and pressure, with a certain melting point and boiling point. Due to the molecular structure containing multiple fluorine atoms, it has relatively high stability. Fluorine atoms are extremely electronegative and can enhance molecular polarity, which in turn affects their solubility. In common organic solvents, such as dichloromethane, chloroform, etc., it has good solubility, but poor solubility in water. This is due to the mismatch between molecular polarity and water polarity.
In terms of chemical properties, cyanomethyl is partially active and can participate in many reactions. Cyanyl groups can be hydrolyzed to form carboxyl groups, and hydrolysis reactions can occur under acidic or basic conditions. In alkaline environments, cyanyl groups are first converted to amides, and then further hydrolyzed to carboxylic salts, and the corresponding carboxylic acids can be obtained after acidification. This reaction is an important way to prepare carboxyl-containing pyridine derivatives.
3,5 -bis (trifluoromethyl) pyridine moiety, due to the strong electron-absorbing effect of trifluoromethyl groups, reduces the electron cloud density of the pyridine ring. Pyridine ring nitrogen atoms have a certain alkalinity and can react with acids to form salts. At the same time, due to the reduction of electron cloud density, the electrophilic substitution activity of the pyridine ring decreases, and more severe conditions are required when reacting with electrophilic reagents. However, this structure can undergo nucleophilic substitution reaction. Under the action of appropriate nucleophiles, the hydrogen atom on the pyridine ring can be replaced, thereby introducing different functional groups, providing the possibility for the synthesis of diverse pyridine derivatives.
In addition, there are various activity check points in the molecule of this compound, which can realize multiple check point sequential reactions through rational design of reaction routes, and construct complex organic molecules. It has broad application prospects in pharmaceutical chemistry, materials science and other fields.
What are the synthesis methods of 1- (chloromethyl) -3,5-bis (trifluoromethyl) benzene?
The synthesis method of 1-% (cyanomethyl) -3,5-bis (tricyanomethyl) benzene can be achieved by the following methods.
First, benzene is used as the initial raw material. First, benzene undergoes a substitution reaction to introduce a specific substituent. A halogenation reaction is used to introduce a halogen atom into the benzene ring, such as iron bromide as a catalyst, so that benzene reacts with bromine to form bromobenzene. Subsequently, the halogen atom is replaced by a cyanide group by a cyanide agent such as sodium cyanide, and under suitable solvent and reaction conditions, the bromine atom in the bromobenzene is replaced by cyanomethyl, so that the cyanogen methyl group is successfully introduced into the benzene ring. Then, for the benzene derivative that has been introduced with a cyanomethyl group, again with the help of a similar substitution reaction, carefully control the reaction conditions and the amount of reagent, and introduce a bis (tricyanomethyl) group at the 3,5-position of the benzene ring. In this process, the precise control of the reaction conditions is extremely critical. Factors such as temperature, reaction time, and the proportion of reactants can all have a significant impact on the yield and selectivity of the reaction.
Second, benzene derivatives with specific substituents can be selected as starting materials. For example, some benzene-based compounds that are pre-loaded with groups that are easy to convert to cyanomethyl or tricyanomethyl groups. These substituents are first converted, and they are converted into cyanomethyl or tricyanomethyl by For example, if there is a carboxyl group on the starting benzene ring, the conversion to cyanomethyl can be achieved by first converting the carboxyl group into an acyl chloride, and then reacting with a cyanide-containing reagent. After that, the double (tricyanomethyl) structure is gradually constructed at the 3,5-position according to the reaction mechanism and chemical properties. The advantage of this method is that the reactivity of the starting material may be more suitable for subsequent reaction needs, but there are higher requirements for the acquisition and selection of the starting material.
Third, with the help of some special organic synthesis strategies, such as the reaction involving metal-organic reagents. For example, the coupling reaction catalyzed by palladium can efficiently realize the construction of substituents on the benzene ring. The organometallic reagent containing cyanomethyl or tricyanomethyl is prepared first, and then under the action of palladium catalyst, it is coupled with benzene ring derivatives to achieve the synthesis of 1-% (cyanomethyl) -3,5-bis (tricyanomethyl) benzene. This method has the advantages of relatively mild reaction conditions and high selectivity, but it requires strict selection of catalyst and purity of the reaction system.
First, benzene is used as the initial raw material. First, benzene undergoes a substitution reaction to introduce a specific substituent. A halogenation reaction is used to introduce a halogen atom into the benzene ring, such as iron bromide as a catalyst, so that benzene reacts with bromine to form bromobenzene. Subsequently, the halogen atom is replaced by a cyanide group by a cyanide agent such as sodium cyanide, and under suitable solvent and reaction conditions, the bromine atom in the bromobenzene is replaced by cyanomethyl, so that the cyanogen methyl group is successfully introduced into the benzene ring. Then, for the benzene derivative that has been introduced with a cyanomethyl group, again with the help of a similar substitution reaction, carefully control the reaction conditions and the amount of reagent, and introduce a bis (tricyanomethyl) group at the 3,5-position of the benzene ring. In this process, the precise control of the reaction conditions is extremely critical. Factors such as temperature, reaction time, and the proportion of reactants can all have a significant impact on the yield and selectivity of the reaction.
Second, benzene derivatives with specific substituents can be selected as starting materials. For example, some benzene-based compounds that are pre-loaded with groups that are easy to convert to cyanomethyl or tricyanomethyl groups. These substituents are first converted, and they are converted into cyanomethyl or tricyanomethyl by For example, if there is a carboxyl group on the starting benzene ring, the conversion to cyanomethyl can be achieved by first converting the carboxyl group into an acyl chloride, and then reacting with a cyanide-containing reagent. After that, the double (tricyanomethyl) structure is gradually constructed at the 3,5-position according to the reaction mechanism and chemical properties. The advantage of this method is that the reactivity of the starting material may be more suitable for subsequent reaction needs, but there are higher requirements for the acquisition and selection of the starting material.
Third, with the help of some special organic synthesis strategies, such as the reaction involving metal-organic reagents. For example, the coupling reaction catalyzed by palladium can efficiently realize the construction of substituents on the benzene ring. The organometallic reagent containing cyanomethyl or tricyanomethyl is prepared first, and then under the action of palladium catalyst, it is coupled with benzene ring derivatives to achieve the synthesis of 1-% (cyanomethyl) -3,5-bis (tricyanomethyl) benzene. This method has the advantages of relatively mild reaction conditions and high selectivity, but it requires strict selection of catalyst and purity of the reaction system.
What are the precautions for using 1- (chloromethyl) -3,5-bis (trifluoromethyl) benzene?
1-% (cyanomethyl) -3,5-bis (trifluoromethyl) pyridine This substance is extremely dangerous, and the following matters should be paid attention to during use:
First, it is related to toxicity. This substance may be toxic to a certain extent, and direct contact should be avoided during operation. If the skin is accidentally contaminated, it should be rinsed with a large amount of water immediately and seek medical attention in time. If you accidentally inhale its volatile gas, if you feel unwell, you should quickly move it to a fresh air place and seek medical assistance if necessary.
Second, about combustion and explosion. Pay attention to whether it is flammable or explosive. When storing, be sure to keep away from fire and heat sources, and avoid being in a high temperature environment to prevent fire or explosion accidents. Operation should be carried out in a well-ventilated place without open flames.
Third, operating specifications. During access and operation, it is necessary to strictly follow the experimental operating procedures, wear appropriate protective equipment, such as protective gloves, goggles, gas masks, etc., to protect yourself in all aspects.
Fourth, storage requirements. It should be stored in a dry, cool, well-ventilated place, and it should be properly isolated from other chemical substances, especially those that may react with it, to prevent danger due to interaction.
Fifth, emergency treatment. The experimental site should be prepared with corresponding emergency treatment equipment and materials, such as fire extinguishers, eye washers, etc. In the event of an unexpected situation such as a leak, effective measures should be taken quickly, such as evacuating personnel, blocking the scene, cleaning up the leak, etc., and reporting to the superior in a timely manner.
Sixth, environmental considerations. After use, its waste must not be discarded at will, and must be properly disposed of in accordance with relevant environmental regulations to avoid pollution to the environment. In short, when using 1-% (cyanomethyl) -3,5-bis (trifluoromethyl) pyridine, it is necessary to be rigorous and meticulous to ensure safety.
First, it is related to toxicity. This substance may be toxic to a certain extent, and direct contact should be avoided during operation. If the skin is accidentally contaminated, it should be rinsed with a large amount of water immediately and seek medical attention in time. If you accidentally inhale its volatile gas, if you feel unwell, you should quickly move it to a fresh air place and seek medical assistance if necessary.
Second, about combustion and explosion. Pay attention to whether it is flammable or explosive. When storing, be sure to keep away from fire and heat sources, and avoid being in a high temperature environment to prevent fire or explosion accidents. Operation should be carried out in a well-ventilated place without open flames.
Third, operating specifications. During access and operation, it is necessary to strictly follow the experimental operating procedures, wear appropriate protective equipment, such as protective gloves, goggles, gas masks, etc., to protect yourself in all aspects.
Fourth, storage requirements. It should be stored in a dry, cool, well-ventilated place, and it should be properly isolated from other chemical substances, especially those that may react with it, to prevent danger due to interaction.
Fifth, emergency treatment. The experimental site should be prepared with corresponding emergency treatment equipment and materials, such as fire extinguishers, eye washers, etc. In the event of an unexpected situation such as a leak, effective measures should be taken quickly, such as evacuating personnel, blocking the scene, cleaning up the leak, etc., and reporting to the superior in a timely manner.
Sixth, environmental considerations. After use, its waste must not be discarded at will, and must be properly disposed of in accordance with relevant environmental regulations to avoid pollution to the environment. In short, when using 1-% (cyanomethyl) -3,5-bis (trifluoromethyl) pyridine, it is necessary to be rigorous and meticulous to ensure safety.
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