1,2,3-Trichloro-4-Methylbenzene

Linshang Chemical

Specifications

HS Code

310052

Chemical Formula C7H5Cl3
Molar Mass 195.47 g/mol
Appearance Colorless to light yellow liquid
Odor Pungent, chloroform - like odor
Density 1.38 g/cm³ (at 20°C)
Boiling Point 213 - 215°C
Melting Point -20°C
Solubility In Water Insoluble
Solubility In Organic Solvents Soluble in ethanol, ether, benzene etc.
Vapor Pressure Low vapor pressure

As an accredited 1,2,3-Trichloro-4-Methylbenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 1 kg of 1,2,3 - trichloro - 4 - methylbenzene packaged in a sealed chemical - resistant drum.
Storage 1,2,3 - Trichloro - 4 - methylbenzene should be stored in a cool, dry, well - ventilated area, away from heat sources and ignition points. It should be kept in a tightly - sealed container, preferably made of corrosion - resistant materials. Store it separately from oxidizing agents, reducing agents, and incompatible substances to prevent chemical reactions.
Shipping 1,2,3 - Trichloro - 4 - methylbenzene is shipped in specialized, sealed containers. These containers are designed to prevent leakage and ensure safe transport, following strict regulations due to its chemical nature.
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1,2,3-Trichloro-4-Methylbenzene 1,2,3-Trichloro-4-Methylbenzene
General Information
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Frequently Asked Questions

As a leading 1,2,3-Trichloro-4-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 physical properties of 1,2,3-trichloro-4-methylbenzene?
The physical properties of 1% 2C2% 2C3-tri-4-methylnaphthalene are determined by its chemical composition. 1,2,3-tri-4-methylnaphthalene, as a chemical compound, has some specific physical properties.
It is under normal conditions, or it is solid. This is due to the molecular force of the compound, and the molecular arrangement is orderly, resulting in a high melting phase. Generally speaking, the solid properties of the compound are often affected by factors such as molecular size, shape and properties. In the molecules of 1,2,3-tri-4-methylnaphthalene, the naphthalene provides a plane of stability, while the presence of methyl groups slightly modifies the integrity of the molecule.
In terms of solubility, due to the van der force of the molecule and the action of π-π stacking, the molecule is dense, and the phase energy is required to make its lattice disintegrate, so the melting is high. And the boiling is not low, because the liquid needs to overcome the attractiveness of the molecule.
In terms of solubility, 1,2,3-trimethylnaphthalene-4-methylnaphthalene is non-soluble. According to the principle of similarity compatibility, it is easily soluble in non-soluble or weakly soluble compounds such as benzene and toluene, while it is soluble in water. This is due to the weak force of the 1, 2, 3-tri-4-methylnaphthalene molecules, which are not stable in water, so they are miscible with each other.
In addition, the density of the compound or its molecular weight and molecular weight is high. The density of the phase is slightly higher in water due to the high molecular density and the high molecular weight of the phase, but it is still the normal density of the compound. Therefore, the physical properties of 1,2,3-tri-4-methylnaphthalene are determined by the depth of their transformation, which is very important in chemical research and phase application.
What are the chemical properties of 1,2,3-trichloro-4-methylbenzene?
The chemical properties of 1% 2C2% 2C3-tribromo-4-methylbenzene are as follows:
In this compound, the electron cloud density and reactivity of bromine atom and methyl-p-benzene ring are both affected. As far as the electrophilic substitution reaction is concerned, methyl is an electron donor group, which can increase the electron cloud density of the benzene ring, making the benzene ring more likely to react with electrophilic reagents, and mainly occurs in the ortho and para-sites. Although the bromine atom is also an ortho-para-site group, it has an electron-absorbing effect, which can reduce the electron cloud density of the benzene ring and make the reaction activity slightly lower than that of methyl. In general, the electrophilic substitution activity of the compound is still high because the electron-giving ability of methyl is stronger than that of bro
In the nucleophilic substitution reaction, due to the high electron cloud density on the benzene ring, it is not conducive to the attack of nucleophilic reagents. However, under certain conditions, such as when there are strong electron-absorbing groups attached to the benzene ring, or when there are factors that can activate the benzene ring in the reaction system, nucleophilic substitution reactions may also occur.
In the oxidation reaction, methyl groups can be oxidized. If a strong oxidant, such as potassium permanganate, is used, methyl groups can be oxidized to carboxyl groups to obtain products containing carboxyl groups.
In addition, the compound may also undergo halogenation reactions. Under appropriate conditions, the remaining hydrogen atoms on the benzene ring can be further replaced by halogen atoms; it may also participate in other organic reactions such as the Fourier-Gram reaction. According to the specific reaction
What are the main uses of 1,2,3-trichloro-4-methylbenzene?
The main uses of 1% 2C2% 2C3-tribromo-4-methylbenzene are related to many fields.
In the field of medicinal chemistry, it can be a key intermediate. Due to the arrangement of specific atoms and groups in the molecular structure, it has the ability to participate in various chemical reactions to synthesize drug molecules with specific biological activities. For example, in the synthesis path of some drugs used to treat specific diseases, 1% 2C2% 2C3-tribromo-4-methylbenzene can be converted into compounds with high affinity to specific targets in the human body through a series of reactions, thus exerting therapeutic effects.
In the field of materials science, it also plays an important role. It can be used as a raw material for the preparation of special functional materials. Due to its unique chemical properties, after being treated by a specific process, it can impart properties such as excellent thermal stability and electrical properties to the material. For example, when preparing some high-performance electronic materials, they can participate in the reaction products, or can be used to manufacture integrated circuit boards, insulating layers of electronic components, etc., to improve the performance and stability of electronic devices.
In the field of organic synthetic chemistry, this compound is often used as a starting material or reaction reagent. Chemists expand the complexity of molecular structures by substituting bromine atoms and modifying methyl groups, and then synthesize various complex organic compounds, providing diverse possibilities for the development of organic synthetic chemistry and promoting the development and creation of new compounds.
What are the environmental effects of 1,2,3-trichloro-4-methylbenzene?
1% 2C2% 2C3-trichloro-4-methylpyridine, which has a particularly complex impact on the environment.
Trichloro is highly oxidizing and corrosive. In water bodies, it can cause water quality to deteriorate and damage the environment on which many aquatic organisms depend. Aquatic animals and plants may be inhibited due to their growth, and even some species may die due to unbearable poisoning, resulting in disturbance of the balance of aquatic ecosystems.
4-methylpyridine, although slightly less toxic than some highly toxic substances, but its accumulation in the environment will also produce adverse effects. In the soil, or affect the activity of soil microorganisms, which play an important role in soil fertility maintenance and material circulation. Its activity is disturbed, or soil fertility is reduced, affecting plant growth and development.
and 1% 2C2% 2C3-trichloro-4-methylpyridine If volatilized into the atmosphere, it will affect air quality. If people breathe air containing this substance, it may cause respiratory discomfort, long-term exposure may cause serious health problems.
In addition, this compound degrades slowly in the environment and is easy to accumulate residues. Over time, the concentration in different environmental media gradually increases, and the potential threat to ecosystems and human health is also increasing. Therefore, its production, use and emissions should be carefully controlled to reduce its negative impact on the environment.
What is the preparation method of 1,2,3-trichloro-4-methylbenzene?
To prepare 1-2,3-tribromo-4-methylbenzene, the following ancient method can be used.
Take toluene first and place it in an appropriate amount in the reactor. For toluene, it has the structure of methyl linked to the benzene ring, and methyl is an ortho-para locator, which can make the subsequent reaction proceed to the ortho-para position.
Slowly drop bromine in the kettle, and iron powder or iron tribromide is used as a catalyst. This is because the reaction of bromine and benzene ring requires a catalyst to reduce the activation energy of the reaction and promote the reaction to occur. Bromine reacts with toluene. Due to the positioning effect of methyl, the bromine atom mainly replaces the ortho-position and para-position hydrogen atoms of methyl on the benzene ring, and a mixture of o-bromotoluene and p-bromotoluene can be obtained.
The mixture is further separated, and distillation or other suitable separation methods can be used to obtain o-bromotoluene and p-bromotoluene respectively.
If o-bromotoluene is used as a raw material and placed in the reaction kettle again, the above steps of adding bromine and catalyst are repeated, so that the bromine atom continues to replace the remaining ortho-position or para-position hydrogen atom on the benzene ring, and a product containing two
After re-separation, the appropriate product is taken, and the bromination reaction is carried out again. The reaction conditions, such as temperature, bromine dosage, reaction time, etc., are carefully controlled so that the bromine atoms are just replaced to form the structure of 1-2,3-tribromo-4-methylbenzene. During the whole process, it is crucial to control the reaction conditions. Excessive temperature or excessive bromine may cause side reactions such as excessive bromination, which will affect the yield and purity of the target product.
When operating, safety should also be paid attention to. Bromine is highly corrosive and volatile. It should be operated in a well-ventilated environment and properly protected to avoid contact with skin and inhalation. Thus, according to this step, the product of 1-2,3-tribromo-4-methylbenzene may be obtained.