1,3-Dichloro-5-Methylbenzene

Linshang Chemical

Specifications

HS Code

292373

Chemical Formula C7H6Cl2
Molecular Weight 161.03
Appearance Liquid
Color Colorless to light yellow
Odor Pungent
Boiling Point 201 - 203 °C
Melting Point -45 °C
Density 1.255 g/mL at 25 °C
Solubility In Water Insoluble
Vapor Pressure 0.13 mmHg at 25 °C

As an accredited 1,3-Dichloro-5-Methylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 1,3 - Dichloro - 5 - methylbenzene packaged in 5 - liter containers.
Storage 1,3 - dichloro - 5 - methylbenzene should be stored in a cool, well - ventilated area away from heat and ignition sources. Keep it in a tightly closed container made of corrosion - resistant materials, such as steel or certain plastics. Store it separately from oxidizing agents and incompatible substances to prevent potential reactions. Regularly check for any signs of leakage.
Shipping 1,3 - Dichloro - 5 - methylbenzene is shipped in sealed, corrosion - resistant containers. Compliance with hazardous chemical shipping regulations is ensured. Shipments are carefully monitored to prevent spills and maintain product integrity during transit.
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1,3-Dichloro-5-Methylbenzene 1,3-Dichloro-5-Methylbenzene
General Information
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Frequently Asked Questions

As a leading 1,3-Dichloro-5-Methylbenzene 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 1,3-dichloro-5-methylbenzene?
1% 2C3 + - + dioxy + - + 5 + - + methylnaphthalene, its main uses are as follows:
1% 2C3 -dioxy-5 -methylnaphthalene is used in the chemical industry and is an important intermediate in organic synthesis. This compound can participate in many key organic synthesis reactions due to its specific chemical structure and activity.
In the field of pharmaceutical research and development, it can be used as a starting material or a key intermediate, converted through a series of chemical reactions to prepare compounds with specific pharmacological activities. For example, in the development of some new drugs with potential anti-cancer and anti-inflammatory effects, 1% 2C3-dioxy-5-methylnaphthalene may provide a key foundation for the construction of drug molecules due to its unique molecular structure, helping to form structures that effectively act on specific targets, thereby promoting the birth of innovative drugs.
In the field of materials science, 1% 2C3-dioxy-5-methylnaphthalene is also of great value. Due to its chemical properties, it may be used to prepare functional materials with unique properties, such as polymer materials with special optical and electrical properties. Through clever design and reaction, it is introduced into the polymer structure to endow the material with new properties to meet the needs of high-performance materials in the fields of electronics, optical devices and other fields.
In addition, in the manufacturing of fine chemicals, 1% 2C3-dioxy-5-methylnaphthalene can be used to synthesize high-value-added fine chemicals, such as special fragrances, pigments, etc. With the special structure brought by its participation in the reaction, it endows fine chemicals with unique properties and quality, and enhances the competitiveness of products in the market.
In conclusion, 1% 2C3-dioxy-5-methylnaphthalene plays an indispensable role in many fields such as chemicals, pharmaceuticals, materials and fine chemicals, and is of great significance to promoting technological progress and product innovation in various fields.
What are the physical properties of 1,3-dichloro-5-methylbenzene
1% 2C3-dioxy-5-methylfuran is an organic compound, and its physical properties are worth exploring. Under normal temperature and pressure, this compound is mostly in a liquid state. Looking at its color, it is almost colorless and transparent, like clear water, pure and impure. Its smell is unique, and it seems to have a slight fragrance, but it is difficult to describe accurately. It seems to be hidden among many fragrances, and it needs to be carefully tasted to be detectable.
In addition, the boiling point of 1% 2C3-dioxy-5-methylfuran also has its own characteristics. It has been determined by many researchers that its boiling point is maintained within a certain range under specific conditions. The value of this boiling point is of great significance for its separation and purification steps in various chemical processes and experiments. Just as when cooking, accurately grasp the heat and temperature to cook delicious dishes. In chemical operations, master its boiling point to effectively achieve the separation and purification of substances.
When it comes to solubility, 1% 2C3-dioxy-5-methylfuran exhibits good solubility in organic solvents. Organic solvents such as common ethanol and ether can be fused with it, just like old friends reunited and close. However, its solubility in water is quite limited, just like the relationship between oil and water, it is difficult to fully fuse.
In addition, density is also one of the important characteristics of the physical properties of 1% 2C3-dioxy-5-methylfuran. Its density is slightly smaller than that of water, so if it is placed in the same place as water, it can be seen that it floats on the water surface, just like a light boat floating in the blue waves. This density characteristic can also play a role in the layered identification of substances in practical applications, like giving the discriminator a unique key to help him identify the characteristics of substances.
What are the chemical properties of 1,3-dichloro-5-methylbenzene
1% 2C3 + - + diyne + - + 5 + - + methylnaphthalene, its chemical properties are as follows:
diyne, containing carbon-carbon triple bond structure, which gives it unique activity. Carbon-carbon triple bond electron cloud density is high, vulnerable to attack by electrophilic reagents, so it has significant electrophilic addition reaction activity. It can be added to halogen, hydrogen halide and other electrophilic reagents. In case of bromine water, bromine elemental can be added to the tribond of diyne to make bromine water fade. This is a common method for identifying diyne. And under appropriate catalytic conditions, diyne can undergo polymerization to form polymer materials with special properties.
Methylnaphthalene, methyl is introduced into the naphthalene ring. Methyl as the power supply group will affect the electron cloud distribution of the naphthalene ring. The electron cloud density of the naphthalene ring ortho and para-site is relatively increased, and the electrophilic substitution reaction activity is enhanced. When interacting with electrophilic reagents such as concentrated sulfuric acid and concentrated nitric acid, it is easier to substitution in the ortho and para-site of the naphthalene ring to generate the corresponding methyl naphthalene substitution products. At the same time, the existence of methyl groups changes the molecular space structure and polarity, which also affects its physical properties, such as boiling point, solubility, etc. compared with naphthalene.
Furthermore, the coexistence of different groups in this compound will also affect each other. The interaction between the triple bond of diacetylene and the naphthalene ring of methylnaphthalene, or the interaction between the electron storage effect and the space effect, affects the overall chemical activity and reaction selectivity. The specific reaction behavior needs to be analyzed according to the reaction conditions and the reagents involved.
What is the production method of 1,3-dichloro-5-methylbenzene?
To prepare 1,3-diyne-5-methylbenzene, the following ancient method can be used.
First take an appropriate benzene derivative as the starting material. This benzene derivative should have a modifiable group for subsequent introduction of the desired functional group. In a suitable reactor, add an appropriate amount of reagents and catalysts. Select a specific active reagent to cause a substitution reaction at a specific position on the benzene ring. This step aims to introduce methyl groups into the benzene ring. The reaction needs to be carried out under precisely controlled temperature and pressure conditions. Usually, the temperature should be maintained at a specific range, and the pressure must also meet the reaction requirements. Only in this way can the methyl group be successfully integrated into the benzene ring to obtain a benzene intermediate containing methyl groups.
Then, for this intermediate, the alkynyl group is introduced. Select a suitable alkynylation reagent, cooperate with a suitable alkali catalyst, and use a specific reaction mechanism to gradually connect the alkynyl group to a specific position in the benzene ring. This process also requires strict control of the reaction conditions, such as reaction temperature, reaction time, and the dosage ratio of reagents. After the first alkynylation reaction is completed, the product containing a alkynyl group is obtained through fine operations such as separation and purification.
Then use the product as the substrate, repeat the alkynylation step, and carefully adjust the reaction parameters to make another alkynyl connect based on the precise position, so that 1,3-diyne-5-methylbenzene is successfully prepared. After each step of the reaction, purification methods such as distillation, extraction, and recrystallization are required to ensure the purity of the product and improve the quality of the final product. The entire preparation process requires strict adherence to operating procedures and attention to details in order to achieve the desired preparation goals.
What are the precautions for the use of 1,3-dichloro-5-methylbenzene?
1% 2C3-dioxy-5-methylfuran is one of the organic compounds. When using, all precautions must be paid attention to.
First, safety protection is the key. This compound may be toxic and irritating. When exposed, be sure to wear appropriate protective equipment, such as laboratory clothes, gloves, goggles, etc. If the skin or eyes come into contact accidentally, rinse with plenty of water immediately and seek medical assistance immediately.
Second, storage should also be paid attention to. It should be stored in a cool and well-ventilated place, away from fire and heat sources, and protected from direct sunlight. At the same time, it should be stored separately from oxidants, acids, alkalis, etc., and should not be mixed to prevent dangerous chemical reactions.
Third, the use environment should not be ignored. The operation should be carried out in the fume hood to ensure air circulation and avoid vapor accumulation. And, the amount of use should be strictly controlled, and excessive use should not be used to avoid unnecessary harm.
Fourth, it is essential to understand its chemical properties. Only by knowing its stability, reactivity and other properties can you avoid the dangers caused by improper operation during use. If its nature is unknown, it must not be used rashly.
Fifth, be familiar with emergency treatment measures. In the event of an accident such as a leak, personnel from the leaked contaminated area should be quickly evacuated to a safe area, quarantined, and strictly restricted access. Emergency responders are required to wear self-contained positive pressure breathing apparatus and anti-virus clothing. In the event of a small leak, it can be absorbed by sand, vermiculite or other inert materials; in the event of a large leak, build a dike or dig a pit to contain it, cover it with foam to reduce vapor disasters, and then transfer it to a tanker or a special collector for recycling or transportation to a waste treatment site for disposal.