Linshang Chemical
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1-Chloro-2-Methyl-3-Nitrobenzene
Linshang Chemical
|
HS Code |
119341 |
| Chemical Formula | C7H6ClNO2 |
| Molar Mass | 171.58 g/mol |
| Appearance | Solid |
| Melting Point | Data needed |
| Boiling Point | Data needed |
| Density | Data needed |
| Solubility In Water | Low solubility |
| Solubility In Organic Solvents | Soluble in common organic solvents |
| Flash Point | Data needed |
| Hazard Class | Harmful, may cause irritation |
As an accredited 1-Chloro-2-Methyl-3-Nitrobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 - chloro - 2 - methyl - 3 - nitrobenzene: Packed in 5 - kg drums for safe storage and transport. |
| Storage | 1 - Chloro - 2 - methyl - 3 - nitrobenzene should be stored in a cool, well - ventilated area, away from heat and ignition sources. It is a hazardous chemical, so keep it in a tightly sealed container to prevent leakage. Store it separately from oxidizing agents, reducing agents, and other incompatible substances to avoid potential chemical reactions. |
| Shipping | 1 - Chloro - 2 - methyl - 3 - nitrobenzene is shipped in sealed, corrosion - resistant containers. It must comply with hazardous chemical shipping regulations, ensuring proper labeling and secure packaging to prevent spills during transit. |
Competitive 1-Chloro-2-Methyl-3-Nitrobenzene prices that fit your budget—flexible terms and customized quotes for every order.
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What are the chemical properties of 1-chloro-2-methyl-3-nitrobenzene?
1-Chloro-2-methyl-3-nitrobenzene is also an organic compound. Its chemical properties are unique, with the properties of halogenated hydrocarbons, nitro compounds and aromatic hydrocarbons.
Let's talk about the properties of halogenated hydrocarbons first. Because of its chlorine atoms, nucleophilic substitution reactions can occur. In an alkaline environment, negative hydroxyl ions can attack the carbon atoms connected to chlorine atoms, and the chlorine atoms leave to form 1-hydroxy-2-methyl-3-nitrobenzene. This reaction requires appropriate temperatures and solvents, common solvents such as ethanol, acetone, etc.
Re-discussion of the properties of nitro groups. The nitro group has strong electron-absorbing properties, which decreases the electron cloud density of the benzene ring and weakens the electrophilic substitution reaction activity of the benzene ring. At the same time, the nitro group can be reduced. Using iron and hydrochloric acid as reducing agents, the nitro group can be gradually reduced to amino groups to obtain 1-chloro-2-methyl-3-aminobenzene. This reaction process is complex, and the reaction conditions need to be controlled to ensure that the reaction proceeds moderately.
The properties of aromatic hydrocarbons cannot be ignored. 1-chloro-2-methyl-3-nitrobenzene contains benzene rings, and typical reactions of aromatic hydrocarbons can occur, such as halogenation, nitration, sulfonation, etc. However, due to the fact that the methyl group is an electron-withdrawing group and the nitro group is an electron-withdrawing group, the superposition of the two affects the reaction activity at different positions on the benzene ring. The electron cloud density of the methyl ortho and para-sites is relatively high, and although there is a nitro group influence, the electrophilic substitution is still more likely to occur in the methyl ortho and para-sites.
In addition, the methyl group in this compound can be oxidized. In case of strong oxidants such as potassium permanganate, the methyl group can be oxidized to a carboxyl group to generate 1-chloro-3-nitrobenzoic acid. Such reactions require suitable reaction conditions, and temperature and the proportion of reactants have important effects on the reaction results.
In summary, 1-chloro-2-methyl-3-nitrobenzene has rich chemical properties and is of great significance in the field of organic synthesis. By grasping its various reaction properties, it can realize the preparation and transformation of various organic compounds.
Let's talk about the properties of halogenated hydrocarbons first. Because of its chlorine atoms, nucleophilic substitution reactions can occur. In an alkaline environment, negative hydroxyl ions can attack the carbon atoms connected to chlorine atoms, and the chlorine atoms leave to form 1-hydroxy-2-methyl-3-nitrobenzene. This reaction requires appropriate temperatures and solvents, common solvents such as ethanol, acetone, etc.
Re-discussion of the properties of nitro groups. The nitro group has strong electron-absorbing properties, which decreases the electron cloud density of the benzene ring and weakens the electrophilic substitution reaction activity of the benzene ring. At the same time, the nitro group can be reduced. Using iron and hydrochloric acid as reducing agents, the nitro group can be gradually reduced to amino groups to obtain 1-chloro-2-methyl-3-aminobenzene. This reaction process is complex, and the reaction conditions need to be controlled to ensure that the reaction proceeds moderately.
The properties of aromatic hydrocarbons cannot be ignored. 1-chloro-2-methyl-3-nitrobenzene contains benzene rings, and typical reactions of aromatic hydrocarbons can occur, such as halogenation, nitration, sulfonation, etc. However, due to the fact that the methyl group is an electron-withdrawing group and the nitro group is an electron-withdrawing group, the superposition of the two affects the reaction activity at different positions on the benzene ring. The electron cloud density of the methyl ortho and para-sites is relatively high, and although there is a nitro group influence, the electrophilic substitution is still more likely to occur in the methyl ortho and para-sites.
In addition, the methyl group in this compound can be oxidized. In case of strong oxidants such as potassium permanganate, the methyl group can be oxidized to a carboxyl group to generate 1-chloro-3-nitrobenzoic acid. Such reactions require suitable reaction conditions, and temperature and the proportion of reactants have important effects on the reaction results.
In summary, 1-chloro-2-methyl-3-nitrobenzene has rich chemical properties and is of great significance in the field of organic synthesis. By grasping its various reaction properties, it can realize the preparation and transformation of various organic compounds.
What are the physical properties of 1-chloro-2-methyl-3-nitrobenzene?
1-Chloro-2-methyl-3-nitrobenzene is also an organic compound. Its physical properties are quite specific.
First of all, its appearance, under normal conditions, is mostly a light yellow liquid, with a bright color, and its unique chemical structure can be seen from the perspective. This liquid has a certain volatility. When placed in the air, it has a faint smell from time to time, but it is not a pungent and intolerable smell, but a slightly special smell.
When it comes to melting point, it is about a specific low temperature range. This value is its inherent property and is related to the force of interaction between molecules. Its boiling point also has characteristics. At a certain temperature, the liquid will transform into a gaseous state. The value of this temperature can help identify this compound, and it is a key parameter in the process of separation and purification.
Furthermore, its density is larger than that of water. If it is mixed with water, it can be seen that it sinks in the bottom of the water and does not merge, and the two are layered and clear. In terms of solubility, it is quite soluble in common organic solvents such as ethanol and ether. Due to the interaction between the molecular structure and the organic solvent molecules, it can be miscible to form a uniform system; however, in water, it is difficult to dissolve due to polar differences.
The physical properties of 1-chloro-2-methyl-3-nitrobenzene are of great significance in many fields of chemical research and industrial production. In order to understand its chemical behavior and the basis for its application in various reactions.
First of all, its appearance, under normal conditions, is mostly a light yellow liquid, with a bright color, and its unique chemical structure can be seen from the perspective. This liquid has a certain volatility. When placed in the air, it has a faint smell from time to time, but it is not a pungent and intolerable smell, but a slightly special smell.
When it comes to melting point, it is about a specific low temperature range. This value is its inherent property and is related to the force of interaction between molecules. Its boiling point also has characteristics. At a certain temperature, the liquid will transform into a gaseous state. The value of this temperature can help identify this compound, and it is a key parameter in the process of separation and purification.
Furthermore, its density is larger than that of water. If it is mixed with water, it can be seen that it sinks in the bottom of the water and does not merge, and the two are layered and clear. In terms of solubility, it is quite soluble in common organic solvents such as ethanol and ether. Due to the interaction between the molecular structure and the organic solvent molecules, it can be miscible to form a uniform system; however, in water, it is difficult to dissolve due to polar differences.
The physical properties of 1-chloro-2-methyl-3-nitrobenzene are of great significance in many fields of chemical research and industrial production. In order to understand its chemical behavior and the basis for its application in various reactions.
What are the main uses of 1-chloro-2-methyl-3-nitrobenzene?
1-Chloro-2-methyl-3-nitrobenzene is also an organic compound. It has a wide range of main uses and is particularly important in the chemical industry.
First, it can be used as an intermediary for organic synthesis. In the process of pesticide creation, it can be transformed into pesticide ingredients with insecticidal and bactericidal effects through various chemical reactions. For example, through exquisite synthesis, it can be derived into a new pesticide with specific poisoning effect on pests, protecting crops and ensuring a good harvest.
Second, it is also useful in the process of pharmaceutical synthesis. Using it as a starting material and through multi-step reactions, drugs for treating specific diseases can be obtained. Doctors can use this to synthesize symptomatic medicines and save the sick from illness.
Third, in the field of dye preparation, 1-chloro-2-methyl-3-nitrobenzene is also indispensable. Through complex processes, it can be converted into bright-colored and fastness dyes, which can be used for dyeing fabrics, adding brilliance to clothes, and also used for dyeing paper, leather, etc., to meet the diverse needs of the world.
Fourth, in the field of material science, or can participate in the preparation of special materials. After special polymerization reactions, it is turned into materials with unique properties, such as packaging materials for electronic devices, which protect the stability of devices and help the electronic industry flourish.
In summary, 1-chloro-2-methyl-3-nitrobenzene plays a key role in many fields such as chemicals, medicine, dyes, materials, etc., promoting various industries and benefiting people's livelihood.
First, it can be used as an intermediary for organic synthesis. In the process of pesticide creation, it can be transformed into pesticide ingredients with insecticidal and bactericidal effects through various chemical reactions. For example, through exquisite synthesis, it can be derived into a new pesticide with specific poisoning effect on pests, protecting crops and ensuring a good harvest.
Second, it is also useful in the process of pharmaceutical synthesis. Using it as a starting material and through multi-step reactions, drugs for treating specific diseases can be obtained. Doctors can use this to synthesize symptomatic medicines and save the sick from illness.
Third, in the field of dye preparation, 1-chloro-2-methyl-3-nitrobenzene is also indispensable. Through complex processes, it can be converted into bright-colored and fastness dyes, which can be used for dyeing fabrics, adding brilliance to clothes, and also used for dyeing paper, leather, etc., to meet the diverse needs of the world.
Fourth, in the field of material science, or can participate in the preparation of special materials. After special polymerization reactions, it is turned into materials with unique properties, such as packaging materials for electronic devices, which protect the stability of devices and help the electronic industry flourish.
In summary, 1-chloro-2-methyl-3-nitrobenzene plays a key role in many fields such as chemicals, medicine, dyes, materials, etc., promoting various industries and benefiting people's livelihood.
What is 1-chloro-2-methyl-3-nitrobenzene synthesis method?
The synthesis of 1-chloro-2-methyl-3-nitrobenzene is an important topic in the field of organic synthesis. To obtain this compound, the following steps can be followed.
First, toluene is used as the starting material. Because the methyl group on the benzene ring is an ortho-para-localization group, chlorine atoms can be introduced by halogenation reaction. Put toluene in an appropriate reaction vessel and add an appropriate amount of halogenated reagents, such as chlorine gas and catalyst (such as ferric chloride). Under suitable temperature and light conditions, chlorine atoms will mainly replace hydrogen atoms in the ortho-methyl or para-methyl sites. However, by controlling the reaction conditions, the ortho-substitution product can be dominated to obtain o-chlorotoluene.
Nitration reaction of o-chlorotoluene. Mix o-chlorotoluene with concentrated nitric acid and concentrated sulfuric acid mixed acid system to control the reaction temperature and time. Due to the methyl group as the activating group, although the chlorine atom is a weak passivation group, under the combined influence, the nitro group mainly enters the position between the methyl group and the chlorine atom to obtain 1-chloro-2-methyl-3-nitrobenzene. It should be noted that the nitration reaction is a strong exothermic reaction, and the temperature should be carefully controlled during operation to prevent side reactions from occurring.
Or the toluene can be nitrated first to obtain o-nitrotoluene or p-nitrotoluene, and then halogenated to introduce the chlorine atom into the appropriate position. However, because the nitro group is a meta-site group, it is difficult for the chlorine atom to enter the meta-site during halogenation, and the reaction selectivity is difficult to control. In comparison, the method of first halogenation and then nitrification is more commonly used. During the synthesis process, each step of the product needs to be separated and purified. Distillation, recrystallization, column chromatography and other means can be used to obtain high-purity 1-chloro-2-methyl-3-nitrobenzene.
First, toluene is used as the starting material. Because the methyl group on the benzene ring is an ortho-para-localization group, chlorine atoms can be introduced by halogenation reaction. Put toluene in an appropriate reaction vessel and add an appropriate amount of halogenated reagents, such as chlorine gas and catalyst (such as ferric chloride). Under suitable temperature and light conditions, chlorine atoms will mainly replace hydrogen atoms in the ortho-methyl or para-methyl sites. However, by controlling the reaction conditions, the ortho-substitution product can be dominated to obtain o-chlorotoluene.
Nitration reaction of o-chlorotoluene. Mix o-chlorotoluene with concentrated nitric acid and concentrated sulfuric acid mixed acid system to control the reaction temperature and time. Due to the methyl group as the activating group, although the chlorine atom is a weak passivation group, under the combined influence, the nitro group mainly enters the position between the methyl group and the chlorine atom to obtain 1-chloro-2-methyl-3-nitrobenzene. It should be noted that the nitration reaction is a strong exothermic reaction, and the temperature should be carefully controlled during operation to prevent side reactions from occurring.
Or the toluene can be nitrated first to obtain o-nitrotoluene or p-nitrotoluene, and then halogenated to introduce the chlorine atom into the appropriate position. However, because the nitro group is a meta-site group, it is difficult for the chlorine atom to enter the meta-site during halogenation, and the reaction selectivity is difficult to control. In comparison, the method of first halogenation and then nitrification is more commonly used. During the synthesis process, each step of the product needs to be separated and purified. Distillation, recrystallization, column chromatography and other means can be used to obtain high-purity 1-chloro-2-methyl-3-nitrobenzene.
What do 1-chloro-2-methyl-3-nitrobenzene need to pay attention to when storing and transporting?
1-Chloro-2-methyl-3-nitrobenzene is an organic compound with certain hazards. When storing and transporting, the following items should be paid attention to:
Storage precautions
1. ** Environmental selection **: Should be stored in a cool and ventilated warehouse. This compound is easily decomposed when heated. If the temperature is too high, it can be dangerous. A cool environment can reduce the risk of decomposition. Well ventilated can avoid the accumulation of its vapor to prevent it from reaching the explosion limit.
2. ** Keep away from contraindications **: Be sure to store it separately from oxidizing agents, acids, bases, etc., and do not store it together. Because of its nitro and chlorine atoms, the chemical properties are active, and it is easy to cause severe oxidation and reduction reactions in case of oxidants, or cause combustion and explosion; it may also react in case of acid and alkali, affecting stability and safety.
3. ** Packaging Requirements **: Packaging must be sealed, do not be damp. After damp or hydrolysis and other reactions occur, the properties are changed. Packaging materials should have good corrosion resistance and sealing to prevent leakage.
4. ** Clear marking **: Clear warning signs should be set up in the warehouse, indicating that the substance is toxic, harmful and dangerous, reminding personnel to pay attention. And a strict registration system should be established for warehousing, with detailed records of storage volume, warehousing time and handlers.
Transportation Precautions
1. ** Vehicle Selection **: Transportation vehicles must have corresponding qualifications and be equipped with necessary emergency treatment equipment and protective gear. Such as fire extinguishers, adsorption materials, etc., to prepare for emergency treatment in the event of leaks and other accidents.
2. ** Stable Packaging **: Ensure that the packaging is firm before transportation to prevent package damage and leakage due to bumps and collisions during transportation. If it is transported in cans, the tank body should be checked regularly to ensure sealing and pressure resistance.
3. ** Comply with regulations **: The transportation process strictly follows relevant regulations and operating procedures, drives according to the designated route, and avoids sensitive areas such as densely populated areas and water sources. The transportation time should also be reasonably arranged to avoid peak periods as much as possible.
4. ** Personnel Protection **: Transportation personnel need to be professionally trained and familiar with the properties of 1-chloro-2-methyl-3-nitrobenzene and emergency treatment methods. Wear protective clothing, gloves, gas masks and other protective equipment during operation to ensure their own safety.
Storage precautions
1. ** Environmental selection **: Should be stored in a cool and ventilated warehouse. This compound is easily decomposed when heated. If the temperature is too high, it can be dangerous. A cool environment can reduce the risk of decomposition. Well ventilated can avoid the accumulation of its vapor to prevent it from reaching the explosion limit.
2. ** Keep away from contraindications **: Be sure to store it separately from oxidizing agents, acids, bases, etc., and do not store it together. Because of its nitro and chlorine atoms, the chemical properties are active, and it is easy to cause severe oxidation and reduction reactions in case of oxidants, or cause combustion and explosion; it may also react in case of acid and alkali, affecting stability and safety.
3. ** Packaging Requirements **: Packaging must be sealed, do not be damp. After damp or hydrolysis and other reactions occur, the properties are changed. Packaging materials should have good corrosion resistance and sealing to prevent leakage.
4. ** Clear marking **: Clear warning signs should be set up in the warehouse, indicating that the substance is toxic, harmful and dangerous, reminding personnel to pay attention. And a strict registration system should be established for warehousing, with detailed records of storage volume, warehousing time and handlers.
Transportation Precautions
1. ** Vehicle Selection **: Transportation vehicles must have corresponding qualifications and be equipped with necessary emergency treatment equipment and protective gear. Such as fire extinguishers, adsorption materials, etc., to prepare for emergency treatment in the event of leaks and other accidents.
2. ** Stable Packaging **: Ensure that the packaging is firm before transportation to prevent package damage and leakage due to bumps and collisions during transportation. If it is transported in cans, the tank body should be checked regularly to ensure sealing and pressure resistance.
3. ** Comply with regulations **: The transportation process strictly follows relevant regulations and operating procedures, drives according to the designated route, and avoids sensitive areas such as densely populated areas and water sources. The transportation time should also be reasonably arranged to avoid peak periods as much as possible.
4. ** Personnel Protection **: Transportation personnel need to be professionally trained and familiar with the properties of 1-chloro-2-methyl-3-nitrobenzene and emergency treatment methods. Wear protective clothing, gloves, gas masks and other protective equipment during operation to ensure their own safety.
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