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Benzeneacetonitrile, 3,4-Dichloro- 2-(3,4-Dichlorophenyl)Acetonitrile
Linshang Chemical
|
HS Code |
982961 |
| Chemical Formula | C14H6Cl4N2 |
| Molecular Weight | 346.024 g/mol |
| Appearance | Solid (presumably, based on common nature of similar compounds) |
| Solubility In Water | Low solubility (due to non - polar aromatic and chlorinated groups) |
| Solubility In Organic Solvents | Soluble in non - polar organic solvents like benzene, toluene (expected) |
| Vapor Pressure | Low (due to relatively high molecular weight and non - volatile nature) |
| Logp | High (lipophilic due to aromatic and chlorinated groups, indicating tendency to partition into non - polar phases) |
As an accredited Benzeneacetonitrile, 3,4-Dichloro- 2-(3,4-Dichlorophenyl)Acetonitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 kg of 3,4 - dichloro - 2-(3,4 - dichlorophenyl) benzeneacetonitrile in sealed chemical - grade packaging. |
| Storage | **Storage of 3,4 - dichloro - 2 - (3,4 - dichlorophenyl)benzeneacetonitrile**: Store in a cool, dry, well - ventilated area, away from heat sources and ignition sources. Keep in a tightly closed container to prevent vapor release. Since it's a chemical, segregate it from incompatible substances like oxidizing agents, acids, and bases to avoid potential reactions. |
| Shipping | 3,4 - dichloro - 2 - (3,4 - dichlorophenyl) benzeneacetonitrile is a chemical. Shipping should follow strict regulations. It must be properly packaged in corrosion - resistant containers, labeled clearly, and transported by carriers licensed for hazardous chemicals. |
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What are the main uses of 3,4-dichlorophenylacetonitrile and 2- (3,4-dichlorophenyl) acetonitrile?
3% 2C4-dihydroxyphenyl ethanol, 2 - (3% 2C4-dihydroxyphenyl) ethanol, both of which are organic compounds, have a wide range of main uses and are important in many fields such as medicine, food, and chemical industry.
In the field of medicine, it has shown quite important effects. Modern medical research shows that these two have antioxidant properties, which can effectively scavenge free radicals in the body, slow down oxidative damage to cells, and then help prevent many diseases caused by oxidative stress, such as cardiovascular diseases, neurodegenerative diseases, etc. At the same time, they also play a role in regulating human physiological functions, or can affect certain cell signaling pathways, regulate cell growth, differentiation and apoptosis, and provide potential targets and raw materials for the development of new therapeutic drugs. For example, in the development of some cardiovascular disease drugs, their antioxidant and physiological function-regulating properties can be exploited to enhance drug efficacy and reduce adverse reactions.
In the food field, it is often used as a food additive because of its antioxidant properties. It can effectively delay the oxidative deterioration of food, prolong the shelf life of food, and maintain the flavor and nutritional content of food. Adding it to oily foods can prevent the oxidative rancidity of oil; in foods rich in easily oxidized nutrients such as vitamin C, it can protect these nutrients from oxidation and ensure the nutritional value of food. In addition, because of their unique chemical structure, they may give food a special flavor and enhance the sensory quality of food.
In the chemical industry, they are used as important organic synthesis raw materials and can be used to synthesize a variety of fine chemicals. In the synthesis of cosmetic raw materials, skin care products with antioxidant and anti-wrinkle effects can be prepared by virtue of their antioxidant and physiological function characteristics; in the field of fragrance synthesis, their special chemical structure or modified can become a key intermediate for the synthesis of unique aromas and fragrances, adding characteristics and value to chemical products.
In the field of medicine, it has shown quite important effects. Modern medical research shows that these two have antioxidant properties, which can effectively scavenge free radicals in the body, slow down oxidative damage to cells, and then help prevent many diseases caused by oxidative stress, such as cardiovascular diseases, neurodegenerative diseases, etc. At the same time, they also play a role in regulating human physiological functions, or can affect certain cell signaling pathways, regulate cell growth, differentiation and apoptosis, and provide potential targets and raw materials for the development of new therapeutic drugs. For example, in the development of some cardiovascular disease drugs, their antioxidant and physiological function-regulating properties can be exploited to enhance drug efficacy and reduce adverse reactions.
In the food field, it is often used as a food additive because of its antioxidant properties. It can effectively delay the oxidative deterioration of food, prolong the shelf life of food, and maintain the flavor and nutritional content of food. Adding it to oily foods can prevent the oxidative rancidity of oil; in foods rich in easily oxidized nutrients such as vitamin C, it can protect these nutrients from oxidation and ensure the nutritional value of food. In addition, because of their unique chemical structure, they may give food a special flavor and enhance the sensory quality of food.
In the chemical industry, they are used as important organic synthesis raw materials and can be used to synthesize a variety of fine chemicals. In the synthesis of cosmetic raw materials, skin care products with antioxidant and anti-wrinkle effects can be prepared by virtue of their antioxidant and physiological function characteristics; in the field of fragrance synthesis, their special chemical structure or modified can become a key intermediate for the synthesis of unique aromas and fragrances, adding characteristics and value to chemical products.
What are the physical properties of 3,4-dichlorophenylacetonitrile and 2- (3,4-dichlorophenyl) acetonitrile?
3,4-Difluorophenylacetic acid and 2- (3,4-difluorophenyl) acetic acid are both organic compounds, which are widely used in the field of chemical synthesis. Their physical properties are as follows:
Under normal temperature and pressure, the two are mostly in the shape of white crystalline powder, with fine texture and pure color. This appearance is easy to identify and operate.
Smell its smell, both have a specific organic smell, but their smell is not strong and pungent, which belongs to the acceptable category. In general operating environment, the influence of smell is still small.
In terms of its melting point, the melting point of 3,4-difluorophenylacetic acid is about 98-102 ° C, and the melting point of 2- (3,4-difluorophenyl) acetic acid is also similar, about 95-100 ° C. The melting point is of great significance in the identification and purity judgment of compounds, and this specific melting point range can be used as an important marker.
As for solubility, both are slightly soluble in water, but soluble in organic solvents such as ethanol, ether, and chloroform. This solubility property has a profound impact on the extraction of organic synthesis and the selection of reaction media. Taking ethanol as an example, at an appropriate temperature and ratio, the two can be better dissolved in it, providing a good medium environment for the development of subsequent chemical reactions.
Both are slightly denser than water. When placed in water, they will sink to the bottom. This density characteristic needs to be taken into account when involving operations such as liquid-liquid separation.
In addition, the stability of the two is acceptable, and they can maintain a relatively stable chemical state at room temperature and pressure. In case of extreme chemical environments such as strong oxidizing agents and strong acids and alkalis, chemical reactions may occur, so such substances need to be avoided when storing and using.
Under normal temperature and pressure, the two are mostly in the shape of white crystalline powder, with fine texture and pure color. This appearance is easy to identify and operate.
Smell its smell, both have a specific organic smell, but their smell is not strong and pungent, which belongs to the acceptable category. In general operating environment, the influence of smell is still small.
In terms of its melting point, the melting point of 3,4-difluorophenylacetic acid is about 98-102 ° C, and the melting point of 2- (3,4-difluorophenyl) acetic acid is also similar, about 95-100 ° C. The melting point is of great significance in the identification and purity judgment of compounds, and this specific melting point range can be used as an important marker.
As for solubility, both are slightly soluble in water, but soluble in organic solvents such as ethanol, ether, and chloroform. This solubility property has a profound impact on the extraction of organic synthesis and the selection of reaction media. Taking ethanol as an example, at an appropriate temperature and ratio, the two can be better dissolved in it, providing a good medium environment for the development of subsequent chemical reactions.
Both are slightly denser than water. When placed in water, they will sink to the bottom. This density characteristic needs to be taken into account when involving operations such as liquid-liquid separation.
In addition, the stability of the two is acceptable, and they can maintain a relatively stable chemical state at room temperature and pressure. In case of extreme chemical environments such as strong oxidizing agents and strong acids and alkalis, chemical reactions may occur, so such substances need to be avoided when storing and using.
What are the chemical properties of 3,4-dichlorophenylacetonitrile and 2- (3,4-dichlorophenyl) acetonitrile?
3% 2C4-difluorophenethyl and 2 - (3,4-difluorophenyl) ethylamine are all organic compounds. Their chemical properties are as follows:
Both contain difluorophenyl structures. The introduction of fluorine atoms significantly changes the electron cloud distribution and steric resistance of the compounds. Fluorine atoms have strong electronegativity, which can reduce the electron cloud density of the benzene ring, reduce the activity of the aromatic ring electrophilic substitution reaction, and selectively change the reaction check point.
3,4-difluorophenethyl contains phenethyl and has the characteristics of aromatic hydrocarbons and alkyl groups. Its benzene ring can undergo electrophilic substitution reactions such as halogenation, nitration, and sulfonation; the alkyl part can undergo oxidation and halogenation reactions. Due to the electron-withdrawing effect of fluorine atoms, the electron cloud density of the benzene ring ortho-para is relatively reduced, and the meta-site is relatively high, and the electrophilic reagents are easy to attack the meta-site.
2- (3,4-difluorophenyl) ethylamine contains amino groups in addition to difluorophenyl. Amino is a strong electron donor group, which can significantly increase the electron cloud density of the benzene ring, making electrophilic substitution more likely to occur, and mainly occurs in the amino ortho-para-site. At the same time, amino groups are basic, can form salts with acids, and can participate in amidation and other reactions; while benzene rings and fluorine atoms affect the alkalinity of amino groups. Due to the electron-withdrawing effect of fluorine atoms, the electron cloud density of amino nitrogen atoms is weakened
Both can participate in the coupling reaction under appropriate conditions to build more complex organic molecular structures. Due to the special properties of fluorine atoms, fluorinated organic compounds often have unique properties and application value in the fields of medicine, pesticides, materials, etc.
Both contain difluorophenyl structures. The introduction of fluorine atoms significantly changes the electron cloud distribution and steric resistance of the compounds. Fluorine atoms have strong electronegativity, which can reduce the electron cloud density of the benzene ring, reduce the activity of the aromatic ring electrophilic substitution reaction, and selectively change the reaction check point.
3,4-difluorophenethyl contains phenethyl and has the characteristics of aromatic hydrocarbons and alkyl groups. Its benzene ring can undergo electrophilic substitution reactions such as halogenation, nitration, and sulfonation; the alkyl part can undergo oxidation and halogenation reactions. Due to the electron-withdrawing effect of fluorine atoms, the electron cloud density of the benzene ring ortho-para is relatively reduced, and the meta-site is relatively high, and the electrophilic reagents are easy to attack the meta-site.
2- (3,4-difluorophenyl) ethylamine contains amino groups in addition to difluorophenyl. Amino is a strong electron donor group, which can significantly increase the electron cloud density of the benzene ring, making electrophilic substitution more likely to occur, and mainly occurs in the amino ortho-para-site. At the same time, amino groups are basic, can form salts with acids, and can participate in amidation and other reactions; while benzene rings and fluorine atoms affect the alkalinity of amino groups. Due to the electron-withdrawing effect of fluorine atoms, the electron cloud density of amino nitrogen atoms is weakened
Both can participate in the coupling reaction under appropriate conditions to build more complex organic molecular structures. Due to the special properties of fluorine atoms, fluorinated organic compounds often have unique properties and application value in the fields of medicine, pesticides, materials, etc.
What is the production method of 3,4-dichlorophenylacetonitrile and 2- (3,4-dichlorophenyl) acetonitrile?
The preparation of 3,4-difluorobenzyl and 2- (3,4-difluorophenyl) ethanol is the key to the chemical process. There are various methods, and each has its own strengths, so let me go through them one by one.
First, it can be obtained by the reaction of halogenated aromatics with alkoxides. This reaction starts with halogenated aromatics and undergoes nucleophilic substitution with alkoxides under specific conditions. During the reaction, it is necessary to precisely control the temperature, reaction time and the ratio of the reactants. If the temperature is too high, side reactions are easy to occur, resulting in a decrease in the purity of the product; if the temperature is too low, the reaction rate will be slow and take a long time. The ratio of reactants also needs to be appropriate to make the reaction proceed efficiently in the desired direction. The advantage of this method is that the raw materials are easier to obtain and the reaction route is relatively clear; however, it also has shortcomings, such as harsh reaction conditions, high requirements for reaction equipment, and cumbersome product separation and purification steps.
Second, it can also be prepared by reduction method. The corresponding carbonyl compound is used as the starting material, and the appropriate reducing agent is used to reduce the carbonyl group to the alcohol hydroxyl group under a suitable reaction environment to obtain the target product. In this process, the choice of reducing agent is extremely important, and the reaction activity and selectivity of different reducing agents vary. At the same time, factors such as reaction solvent and reaction temperature also have a great impact on the reaction process and product yield. The advantage of this method is that the reaction steps are relatively simple, and the product yield is considerable in some cases. However, its drawbacks cannot be ignored. Some reducing agents are expensive, and the selective control of the reduction reaction may pose challenges, which is easy to produce impurities.
Third, it can also be achieved by the Grignard reagent method. The Grignard reagent is prepared with halogenated hydrocarbons, and then reacts with the corresponding carbonyl compound to obtain the target product through subsequent steps such as hydrolysis. The key to this method is that the preparation conditions of the Grignard reagent are extremely harsh, and an anhydrous and anaerobic environment is required, otherwise the Grignard reagent will easily fail. And during the reaction process, the reaction temperature and feeding sequence are strictly required, and a slight difference may lead to reaction failure. However, if properly operated, this method can effectively establish carbon-carbon bonds and provide a powerful way for the synthesis of products.
All the above methods have their own advantages and disadvantages. In actual production, it is necessary to comprehensively consider the cost of raw materials, reaction conditions, product purity and yield, and carefully select the appropriate preparation method to achieve the goal of efficient and economical production.
First, it can be obtained by the reaction of halogenated aromatics with alkoxides. This reaction starts with halogenated aromatics and undergoes nucleophilic substitution with alkoxides under specific conditions. During the reaction, it is necessary to precisely control the temperature, reaction time and the ratio of the reactants. If the temperature is too high, side reactions are easy to occur, resulting in a decrease in the purity of the product; if the temperature is too low, the reaction rate will be slow and take a long time. The ratio of reactants also needs to be appropriate to make the reaction proceed efficiently in the desired direction. The advantage of this method is that the raw materials are easier to obtain and the reaction route is relatively clear; however, it also has shortcomings, such as harsh reaction conditions, high requirements for reaction equipment, and cumbersome product separation and purification steps.
Second, it can also be prepared by reduction method. The corresponding carbonyl compound is used as the starting material, and the appropriate reducing agent is used to reduce the carbonyl group to the alcohol hydroxyl group under a suitable reaction environment to obtain the target product. In this process, the choice of reducing agent is extremely important, and the reaction activity and selectivity of different reducing agents vary. At the same time, factors such as reaction solvent and reaction temperature also have a great impact on the reaction process and product yield. The advantage of this method is that the reaction steps are relatively simple, and the product yield is considerable in some cases. However, its drawbacks cannot be ignored. Some reducing agents are expensive, and the selective control of the reduction reaction may pose challenges, which is easy to produce impurities.
Third, it can also be achieved by the Grignard reagent method. The Grignard reagent is prepared with halogenated hydrocarbons, and then reacts with the corresponding carbonyl compound to obtain the target product through subsequent steps such as hydrolysis. The key to this method is that the preparation conditions of the Grignard reagent are extremely harsh, and an anhydrous and anaerobic environment is required, otherwise the Grignard reagent will easily fail. And during the reaction process, the reaction temperature and feeding sequence are strictly required, and a slight difference may lead to reaction failure. However, if properly operated, this method can effectively establish carbon-carbon bonds and provide a powerful way for the synthesis of products.
All the above methods have their own advantages and disadvantages. In actual production, it is necessary to comprehensively consider the cost of raw materials, reaction conditions, product purity and yield, and carefully select the appropriate preparation method to achieve the goal of efficient and economical production.
What are the precautions for using 3,4-dichlorophenylacetonitrile and 2- (3,4-dichlorophenyl) acetonitrile?
3% 2C4-dihydroxyphenyl ethanol, 2 - (3% 2C4-dihydroxyphenyl) ethanol, both of which are organic compounds, have many points to be paid attention to during use.
One is related to safety. Although these two types of substances are not classified as highly dangerous chemicals, some people may have allergic reactions after exposure. Therefore, when using, it is necessary to avoid direct contact with the skin and eyes. In case of inadvertent contact, rinse with plenty of water immediately. If symptoms do not subside, be sure to seek medical attention. In addition, it is flammable. It needs to be kept away from fire and heat sources in the field of use. Store it properly in a cool and ventilated place to prevent fire.
Second, pay attention to operating standards. Before use, it is necessary to understand its physical and chemical properties in detail, and strictly follow the correct operating procedures. When weighing, use precise measuring tools to ensure accurate dosage. Due to differences in dosage, it may have a significant impact on experimental results and product quality. When dissolving or reacting, choose the appropriate solvent and reaction conditions according to its characteristics, such as temperature, pH, etc., beware of improper conditions that cause abnormal reactions or impure products.
Third, pay attention to storage requirements. The storage environment has a significant impact on its stability. It should be sealed and stored to prevent moisture and oxidation. During long-term storage, it is necessary to regularly check whether its appearance and properties have changed. If there are signs of deterioration, do not use it.
Fourth, pay attention to regulatory compliance. The use of such compounds must comply with relevant regulations and standards. Whether it is scientific research, production or other uses, it must be carried out within the legal framework, such as obtaining the necessary permits, following environmental protection requirements, etc., and must not be operated in violation of regulations. In this way, the use process can be guaranteed to be safe, compliant and effective.
One is related to safety. Although these two types of substances are not classified as highly dangerous chemicals, some people may have allergic reactions after exposure. Therefore, when using, it is necessary to avoid direct contact with the skin and eyes. In case of inadvertent contact, rinse with plenty of water immediately. If symptoms do not subside, be sure to seek medical attention. In addition, it is flammable. It needs to be kept away from fire and heat sources in the field of use. Store it properly in a cool and ventilated place to prevent fire.
Second, pay attention to operating standards. Before use, it is necessary to understand its physical and chemical properties in detail, and strictly follow the correct operating procedures. When weighing, use precise measuring tools to ensure accurate dosage. Due to differences in dosage, it may have a significant impact on experimental results and product quality. When dissolving or reacting, choose the appropriate solvent and reaction conditions according to its characteristics, such as temperature, pH, etc., beware of improper conditions that cause abnormal reactions or impure products.
Third, pay attention to storage requirements. The storage environment has a significant impact on its stability. It should be sealed and stored to prevent moisture and oxidation. During long-term storage, it is necessary to regularly check whether its appearance and properties have changed. If there are signs of deterioration, do not use it.
Fourth, pay attention to regulatory compliance. The use of such compounds must comply with relevant regulations and standards. Whether it is scientific research, production or other uses, it must be carried out within the legal framework, such as obtaining the necessary permits, following environmental protection requirements, etc., and must not be operated in violation of regulations. In this way, the use process can be guaranteed to be safe, compliant and effective.
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