Linshang Chemical
PRODUCTS
3,5-Difluorochlorobenzene
Linshang Chemical
|
HS Code |
899830 |
| Chemical Formula | C6H3ClF2 |
| Molecular Weight | 148.54 |
| Appearance | Colorless to light yellow liquid |
| Boiling Point | 126 - 128 °C |
| Melting Point | N/A |
| Density | 1.32 g/cm³ |
| Solubility In Water | Insoluble |
| Flash Point | 29 °C |
| Vapor Pressure | N/A |
| Refractive Index | 1.464 |
As an accredited 3,5-Difluorochlorobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500 - gram bottle packaging for 3,5 - difluorochlorobenzene chemical. |
| Storage | 3,5 - difluorochlorobenzene should be stored in a cool, well - ventilated area, away from heat sources and ignition points. Keep it in a tightly - sealed container made of materials resistant to corrosion. Store it separately from oxidizing agents and reactive substances to prevent potential chemical reactions. Regularly check storage conditions to ensure its stability. |
| Shipping | 3,5 - difluorochlorobenzene is shipped in tightly - sealed, corrosion - resistant containers. Shipment adheres to strict chemical transport regulations, ensuring proper handling to prevent leakage and maintain safety during transit. |
Competitive 3,5-Difluorochlorobenzene prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365006308 or mail to info@alchemist-chem.com.
We will respond to you as soon as possible.
Tel: +8615365006308
Email: info@alchemist-chem.com
Where to Buy 3,5-Difluorochlorobenzene in China?
As a trusted 3,5-Difluorochlorobenzene manufacturer, we deliver:
Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements.
Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery.
Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
As a leading 3,5-Difluorochlorobenzene supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.
What are the main uses of 3,5-difluorochlorobenzene?
3,2,5-Diethoxybenzene is commonly used in the preparation of medicinal stones and fragrances today.
It has great power in the preparation of medicinal stones. Due to its unique structure, it can be used as a key intermediate, which can be turned into drugs with outstanding curative effects through various chemical reactions. For example, when synthesizing some compounds with specific pharmacological activities, 3,2,5-diethoxybenzene can use its own ethoxy properties to skillfully combine with other reagents to precisely construct the structure of drug molecules, so as to achieve the purpose of regulating human physiological functions and healing diseases.
As for the preparation of fragrances, this compound is also indispensable. The smell it emits is unique and has a charm, which can add fragrances to different aroma levels. It is either a fresh and elegant fragrance, or it can increase the rich and mellow atmosphere. According to the different fragrance formulas, the fragrance shines in the fields of daily chemical and food seasoning, and imparts a charming fragrance to various products.
Looking at its use, it is a treasure in the field of chemical synthesis. With its unique chemical properties, it creates new opportunities for the medicinal stone and fragrance industry, promotes its continuous development and progress, and contributes to the health and quality improvement of human life.
It has great power in the preparation of medicinal stones. Due to its unique structure, it can be used as a key intermediate, which can be turned into drugs with outstanding curative effects through various chemical reactions. For example, when synthesizing some compounds with specific pharmacological activities, 3,2,5-diethoxybenzene can use its own ethoxy properties to skillfully combine with other reagents to precisely construct the structure of drug molecules, so as to achieve the purpose of regulating human physiological functions and healing diseases.
As for the preparation of fragrances, this compound is also indispensable. The smell it emits is unique and has a charm, which can add fragrances to different aroma levels. It is either a fresh and elegant fragrance, or it can increase the rich and mellow atmosphere. According to the different fragrance formulas, the fragrance shines in the fields of daily chemical and food seasoning, and imparts a charming fragrance to various products.
Looking at its use, it is a treasure in the field of chemical synthesis. With its unique chemical properties, it creates new opportunities for the medicinal stone and fragrance industry, promotes its continuous development and progress, and contributes to the health and quality improvement of human life.
What are the production processes of 3,5-difluorochlorobenzene?
3,5-Dibromotoluene is an important intermediate in organic synthesis, and its preparation process is quite critical. The following are common preparation methods:
1. ** Direct bromination method **:
Using toluene as the starting material, it reacts directly with bromine in the presence of a suitable catalyst. If iron powder or iron tribromide is used as the catalyst, under heating conditions, toluene and bromine undergo electrophilic substitution reaction. In this process, bromine positive ions attack the toluene ring. Because methyl is an o-para-locator, o-bromotoluene and p-bromotoluene are generated. Some of the p-bromotoluene is further brominated to obtain 3,5-dibromotoluene. The reaction process is as follows:
- First, the bromine element interacts with the catalyst to produce the positive bromine ion ($Br ^ + $), $Br_2 + FeBr_3\ rightleftharpoons Br ^ ++ FeBr_4 ^ - $.
- Then, $Br ^ + $attacks the toluene-benzene ring to form an intermediate, and the brominated product is obtained after rearrangement and loss of protons. Although the raw material of this method is easy to obtain, the product is a mixture, which is complicated to separate and purify, and there are many side reactions, and the yield is limited.
2. ** Nitrification Reduction Bromination Method **:
- The first step is to nitrate toluene first. The mixed acid of concentrated sulfuric acid and concentrated nitric acid is used as the nitrifying agent. Under these conditions, toluene undergoes electrophilic substitution, mainly forming p-nitrotoluene and o-nitrotoluene. By controlling the reaction conditions, p-nitrotoluene can become the main product. The reaction formula is: $C_6H_5CH_3 + HNO_3\ xrightarrow {H_2SO_4} CH_3C_6H_4NO_2 + H_2O $.
- In the second step, p-nitrotoluene is converted into p-aminotoluene through reduction reaction. Commonly used reducing agents include iron filings and hydrochloric acid, tin and hydrochloric acid, etc. This reaction can reduce nitro to amino groups. The reaction formula is: $CH_3C_6H_4NO_2 + 6 [H]\ xrightarrow {Fe/HCl} CH_3C_6H_4NH_2 + 2H_2O $.
- In the third step, p-aminotoluene is brominated. Since the amino group is a strong ortho-para-site group and has a strong activation effect on the benzene ring, during bromination, the bromine atom mainly enters the ortho-site of the amino group to generate 3-bromo-4-aminotoluene and 2-bromo-4-aminotoluene. Then the diazotization reaction and related transformation can convert the amino group into a bromine atom to obtain 3,5-dibromotoluene. This method has many steps, but the product selectivity is relatively good, and a relatively pure 3,5-dibromotoluene can be obtained.
3. ** Grignard reagent method **:
- Using p-bromotoluene as the starting material, it reacts with magnesium in a solvent such as anhydrous ether to form Grignard reagent. The reaction formula is: $CH_3C_6H_4Br + Mg\ xrightarrow {anhydrous ether} CH_3C_6H_4MgBr $.
- Grignard reagent reacts with halogenated reagents such as copper bromide to introduce a second bromine atom into the benzene ring, thereby generating 3,5-dibromotoluene. This method requires harsh conditions and requires an anhydrous and anaerobic environment, but has unique advantages for the synthesis of dibromotoluene with a specific structure.
1. ** Direct bromination method **:
Using toluene as the starting material, it reacts directly with bromine in the presence of a suitable catalyst. If iron powder or iron tribromide is used as the catalyst, under heating conditions, toluene and bromine undergo electrophilic substitution reaction. In this process, bromine positive ions attack the toluene ring. Because methyl is an o-para-locator, o-bromotoluene and p-bromotoluene are generated. Some of the p-bromotoluene is further brominated to obtain 3,5-dibromotoluene. The reaction process is as follows:
- First, the bromine element interacts with the catalyst to produce the positive bromine ion ($Br ^ + $), $Br_2 + FeBr_3\ rightleftharpoons Br ^ ++ FeBr_4 ^ - $.
- Then, $Br ^ + $attacks the toluene-benzene ring to form an intermediate, and the brominated product is obtained after rearrangement and loss of protons. Although the raw material of this method is easy to obtain, the product is a mixture, which is complicated to separate and purify, and there are many side reactions, and the yield is limited.
2. ** Nitrification Reduction Bromination Method **:
- The first step is to nitrate toluene first. The mixed acid of concentrated sulfuric acid and concentrated nitric acid is used as the nitrifying agent. Under these conditions, toluene undergoes electrophilic substitution, mainly forming p-nitrotoluene and o-nitrotoluene. By controlling the reaction conditions, p-nitrotoluene can become the main product. The reaction formula is: $C_6H_5CH_3 + HNO_3\ xrightarrow {H_2SO_4} CH_3C_6H_4NO_2 + H_2O $.
- In the second step, p-nitrotoluene is converted into p-aminotoluene through reduction reaction. Commonly used reducing agents include iron filings and hydrochloric acid, tin and hydrochloric acid, etc. This reaction can reduce nitro to amino groups. The reaction formula is: $CH_3C_6H_4NO_2 + 6 [H]\ xrightarrow {Fe/HCl} CH_3C_6H_4NH_2 + 2H_2O $.
- In the third step, p-aminotoluene is brominated. Since the amino group is a strong ortho-para-site group and has a strong activation effect on the benzene ring, during bromination, the bromine atom mainly enters the ortho-site of the amino group to generate 3-bromo-4-aminotoluene and 2-bromo-4-aminotoluene. Then the diazotization reaction and related transformation can convert the amino group into a bromine atom to obtain 3,5-dibromotoluene. This method has many steps, but the product selectivity is relatively good, and a relatively pure 3,5-dibromotoluene can be obtained.
3. ** Grignard reagent method **:
- Using p-bromotoluene as the starting material, it reacts with magnesium in a solvent such as anhydrous ether to form Grignard reagent. The reaction formula is: $CH_3C_6H_4Br + Mg\ xrightarrow {anhydrous ether} CH_3C_6H_4MgBr $.
- Grignard reagent reacts with halogenated reagents such as copper bromide to introduce a second bromine atom into the benzene ring, thereby generating 3,5-dibromotoluene. This method requires harsh conditions and requires an anhydrous and anaerobic environment, but has unique advantages for the synthesis of dibromotoluene with a specific structure.
What is the market price of 3,5-dichlorobenzene?
It is difficult to generalize the price of 3,5-diethoxybenzene in today's market. The price of the cover often changes for various reasons.
First, it depends on the source of the material. If the raw materials are easy to obtain and the supply is abundant, the price may be flat. However, if the raw materials are scarce, difficult to collect, or subject to the weather and geographical conditions, the price will be high.
Second, it is related to the art of production. If the method of making this thing is fine, saves time and consumables, the cost will drop and the price will follow. On the contrary, if the process is difficult, labor and materials are expended, the price will be high.
Third, the supply and demand of the city is also the main reason. If there are many people who want it, but there are few people who supply it, the so-called "what is rare is expensive", and the price will rise. If the market is oversupplied, merchants will sell their goods, or reduce prices in order to sell.
Fourth, the schemes of merchants also affect their prices. Different merchants have different pricing due to different profit-making parties and operating costs. Reputable merchants may have high reliability and slightly higher prices; new entrants may attract customers at low prices in order to compete for the market.
To sum up, in order to know the exact price of 3,5-diethoxybenzene, it is necessary to carefully investigate the raw materials, processes, supply and demand, and merchants. The market is volatile, and the price is also variable. When buying and selling, you should carefully study all the circumstances to get the appropriate price.
First, it depends on the source of the material. If the raw materials are easy to obtain and the supply is abundant, the price may be flat. However, if the raw materials are scarce, difficult to collect, or subject to the weather and geographical conditions, the price will be high.
Second, it is related to the art of production. If the method of making this thing is fine, saves time and consumables, the cost will drop and the price will follow. On the contrary, if the process is difficult, labor and materials are expended, the price will be high.
Third, the supply and demand of the city is also the main reason. If there are many people who want it, but there are few people who supply it, the so-called "what is rare is expensive", and the price will rise. If the market is oversupplied, merchants will sell their goods, or reduce prices in order to sell.
Fourth, the schemes of merchants also affect their prices. Different merchants have different pricing due to different profit-making parties and operating costs. Reputable merchants may have high reliability and slightly higher prices; new entrants may attract customers at low prices in order to compete for the market.
To sum up, in order to know the exact price of 3,5-diethoxybenzene, it is necessary to carefully investigate the raw materials, processes, supply and demand, and merchants. The market is volatile, and the price is also variable. When buying and selling, you should carefully study all the circumstances to get the appropriate price.
What are the storage conditions for 3,5-difluorochlorobenzene?
3% 2C5-diethyl ether naphthalene, its storage conditions are particularly important. This material is active, and it is easy to burn and explode in case of open flames and hot topics, so it should be placed in a cool and ventilated warehouse. The temperature of the warehouse should not be higher than 30 ° C to avoid the risk of increased volatilization and explosion due to excessive temperature.
Furthermore, it should be kept away from fire and heat sources. The warehouse lighting, ventilation and other facilities must be explosion-proof, and the switch should be set outside the warehouse. This is to prevent the danger caused by sparks generated by electrical equipment. And it should be stored separately from oxidizing agents, acids, alkalis, etc., and must not be mixed with storage. Because it is easy to react with various substances, it will cause accidents.
When storing, the package must also be sealed to prevent its volatilization and leakage. The handling process must be handled lightly to prevent damage to the package and container. If there is a leak, the surrounding personnel should be evacuated to a safe area quickly, and fire should be prohibited. Emergency responders need to wear gas masks and chemical protective clothing. First cut off the source of leakage, and then choose the appropriate method according to the amount of leakage. Small amounts can be absorbed with inert materials such as sand and vermiculite, and large amounts can be embanketed and contained until later treatment. In this way, the storage of 3% 2C5-diethyl ether naphthalene is guaranteed to be safe.
Furthermore, it should be kept away from fire and heat sources. The warehouse lighting, ventilation and other facilities must be explosion-proof, and the switch should be set outside the warehouse. This is to prevent the danger caused by sparks generated by electrical equipment. And it should be stored separately from oxidizing agents, acids, alkalis, etc., and must not be mixed with storage. Because it is easy to react with various substances, it will cause accidents.
When storing, the package must also be sealed to prevent its volatilization and leakage. The handling process must be handled lightly to prevent damage to the package and container. If there is a leak, the surrounding personnel should be evacuated to a safe area quickly, and fire should be prohibited. Emergency responders need to wear gas masks and chemical protective clothing. First cut off the source of leakage, and then choose the appropriate method according to the amount of leakage. Small amounts can be absorbed with inert materials such as sand and vermiculite, and large amounts can be embanketed and contained until later treatment. In this way, the storage of 3% 2C5-diethyl ether naphthalene is guaranteed to be safe.
What are the precautions for 3,5-difluorochlorobenzene during transportation?
During the transportation of 3,5-diethoxybenzene, many key matters need to be paid attention to. This is a chemical material with specific dangerous properties, and it must be strictly followed during the transportation.
First, the packaging must be solid and tight. When using packaging materials that meet safety standards to prevent it from leaking or being disturbed by external factors. Such as the use of special sealed containers to avoid material leakage during bumps or vibrations. This is not only related to the preservation of the material itself, but also closely related to transportation safety. If it leaks, it may cause environmental pollution or even cause safety accidents.
Second, transportation conditions need to be precisely controlled. 3,5-diethoxybenzene is more sensitive to temperature and humidity. If the temperature is too high, it may cause its volatilization to accelerate, increasing safety risks; if the humidity is too high, it may affect its chemical stability. Therefore, it should be transported in a cool, dry and well-ventilated place, away from fire and heat sources, and prevent direct sunlight.
Third, transport personnel must be professionally trained. Familiar with the characteristics, potential hazards and emergency disposal methods of 3,5-diethoxybenzene. In case of leakage and other situations, it can be dealt with quickly and properly to reduce the harm. For example, know what kind of adsorption material to use to deal with leakage and how to use protective equipment correctly.
Fourth, transportation documents should be complete and accurate. The name, quantity and danger of 3,5-diethoxybenzene should be specified in detail, so that all parties can clearly understand the details of the transported materials. This is conducive to supervision and also provides a key basis for responding to emergencies.
All these precautions are to ensure the safe transportation of 3,5-diethoxybenzene, and must not be negligent. They must be treated with strict caution.
First, the packaging must be solid and tight. When using packaging materials that meet safety standards to prevent it from leaking or being disturbed by external factors. Such as the use of special sealed containers to avoid material leakage during bumps or vibrations. This is not only related to the preservation of the material itself, but also closely related to transportation safety. If it leaks, it may cause environmental pollution or even cause safety accidents.
Second, transportation conditions need to be precisely controlled. 3,5-diethoxybenzene is more sensitive to temperature and humidity. If the temperature is too high, it may cause its volatilization to accelerate, increasing safety risks; if the humidity is too high, it may affect its chemical stability. Therefore, it should be transported in a cool, dry and well-ventilated place, away from fire and heat sources, and prevent direct sunlight.
Third, transport personnel must be professionally trained. Familiar with the characteristics, potential hazards and emergency disposal methods of 3,5-diethoxybenzene. In case of leakage and other situations, it can be dealt with quickly and properly to reduce the harm. For example, know what kind of adsorption material to use to deal with leakage and how to use protective equipment correctly.
Fourth, transportation documents should be complete and accurate. The name, quantity and danger of 3,5-diethoxybenzene should be specified in detail, so that all parties can clearly understand the details of the transported materials. This is conducive to supervision and also provides a key basis for responding to emergencies.
All these precautions are to ensure the safe transportation of 3,5-diethoxybenzene, and must not be negligent. They must be treated with strict caution.
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