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1,4-Benzenedicarbonyl Dichloride, 2,3,5,6-Tetrachloro-

Linshang Chemical

Specifications

HS Code

816937

Chemical Formula C8Cl6O2
Molecular Weight 349.80
Appearance White to off - white solid
Boiling Point Approximately 381 - 384 °C
Melting Point 162 - 166 °C
Solubility In Organic Solvents Soluble in common organic solvents like dichloromethane, chloroform
Density Around 1.9 g/cm³
Vapor Pressure Low vapor pressure at room temperature
Stability Stable under normal conditions, but reactive with water and strong bases

As an accredited 1,4-Benzenedicarbonyl Dichloride, 2,3,5,6-Tetrachloro- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage
Packing 1 kg of 2,3,5,6 - tetrachloro - 1,4 - benzenedicarbonyl dichloride in sealed chemical - grade container.
Storage 1,4 - Benzenedicarbonyl Dichloride, 2,3,5,6 - tetrachloro - should be stored in a cool, dry, well - ventilated area, away from heat sources and open flames. Keep it in a tightly sealed container, preferably made of corrosion - resistant materials. Store separately from incompatible substances like water, bases, and reactive organics to prevent dangerous reactions.
Shipping 1,4 - Benzenedicarbonyl Dichloride, 2,3,5,6 - tetrachloro - is a hazardous chemical. Shipping requires proper packaging in accordance with regulations, often in sealed, corrosion - resistant containers, and accompanied by safety data sheets.
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1,4-Benzenedicarbonyl Dichloride, 2,3,5,6-Tetrachloro- 1,4-Benzenedicarbonyl Dichloride, 2,3,5,6-Tetrachloro-
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Frequently Asked Questions

As a leading 1,4-Benzenedicarbonyl Dichloride, 2,3,5,6-Tetrachloro- 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 chemical properties of 2,3,5,6-tetrachloro-1,4-benzoyl chloride?
2% 2C3% 2C5% 2C6 refers to tetane, which is n-butane, isobutane, n-pentane, and isopentane. 1% 2C4 refers to methyl ether, the full name of dimethyl ether. These are all organic compounds, each with its own unique chemical properties.
n-butane and isobutane are isomers of butane. The molecular structure of n-butane is a straight chain, while that of isobutane has a branched chain structure. Both are colorless gases at room temperature and pressure, slightly soluble in water and soluble in organic solvents. Due to the stability of the carbon-hydrogen bonds in the molecule, the chemical properties are relatively stable, and it is difficult to react under normal conditions. However, when exposed to open flames and hot topics, it is very easy to burn, and when mixed with air, it can form an explosive mixture, which will cause an explosion when exposed to fire sources.
n-pentane and isopentane are also isomers of pentane. n-pentane is a straight chain structure, and isopentane has a branched chain. It is also a colorless liquid at room temperature and pressure, with a weak special smell. Both are extremely flammable, and their vapor and air can form an explosive mixture. In case of open flames and hot topics, it is very easy to burn and explode. And its vapor is heavier than air, and can spread at a lower place to a considerable distance. In case of fire sources, it will lead to backfire.
Dimethyl ether is a colorless gas with a slight ether aroma at room temperature and pressure, and it is also flammable. It has excellent miscibility and can be miscible with most polar and non-polar organic solvents. Due to its ether-containing structure, hydrolysis and other reactions can occur under certain conditions. And when dimethyl ether burns in air, the flame is blue, the combustion is more complete, and the pollution is less, so it can be used as a substitute for clean energy in some fields.
These substances are widely used in the chemical industry. However, due to their flammable and explosive characteristics, strict safety regulations must be followed during production, storage and use to prevent accidents.
What are the physical properties of 2,3,5,6-tetrachloro-1,4-benzoyl chloride
2% 2C3% 2C5% 2C6 refers to the genus tetrahydrogens, while 1% 2C4 refers to the gas of benzyl dimethyl ether. The physical properties of the two are different.
tetrahydrogens are clear and transparent in color, like a spring on an autumn night, and their gas is specific, like the orchid of an empty valley, with a slightly fragrant taste. Its boiling point is moderate, about 66 ° C, just like the intersection of cold spring and warm spring flowers, in a delicate state. This substance is very good at blending with organic solvents, like a confidant meeting, and fits each other well. However, its affinity with water is slightly inferior, just like the two intersect but go to different paths. And tetrahydrogens are flammable. When encountering open flames or hot topics in the air, it is like dry wood encountering fire, which is very easy to burn and explode. Just like a strong horse, it needs to be carefully controlled.
The gas of benzodimethyl ether also has its unique physical properties. Its appearance is also clean and transparent, and the gas is like the breeze between mountains and forests, elegant and not pungent. The boiling point is slightly different from that of tetrahydrogens, and it is in a different temperature range. In terms of solubility, it can also find its own place to live in organic solvents, and interact and fuse with various solvents. In terms of flammability, it is also flammable. Under certain conditions, it is like a lurking fire. If you don't pay attention, it may cause the risk of combustion.
Both of these are transparent and flammable in terms of physical properties, but they are different in terms of boiling point, smell, and affinity with water, just like people in the world. Although they have similarities, they each have their own unique features, which need to be carefully identified in order to make good use of them.
What are the main uses of 2,3,5,6-tetrachloro-1,4-benzoyl chloride?
2% 2C3% 2C5% 2C6 refers to tetrahydrofuran, and 1% 2C4 refers to epoxy butane. Tetrahydrofuran and epoxy butane, especially tetrahydrofuran, are widely used in the chemical industry.
Tetrahydrofuran, a colorless and transparent liquid with an ether-like odor, is an excellent organic solvent. It is crucial in organic synthesis. For example, in the preparation of fine chemicals such as medicine, pesticides, and fragrances, it is often used as a reaction solvent because it can dissolve many organic compounds and has relatively stable chemical properties, which is conducive to smooth reaction. Taking the synthesis of a new type of antibiotic as an example, tetrahydrofuran can dissolve the reaction raw material, provide a homogeneous reaction environment, and improve the reaction efficiency and product purity.
In the field of polymer materials, tetrahydrofuran is a key monomer for the preparation of polytetrahydrofuran. Polytetrahydrofuran can be processed into elastic fibers such as spandex. Spandex is widely used in the textile industry, giving fabrics excellent elasticity and comfort.
Epoxybutane is also an important raw material for organic synthesis and can be used to prepare a variety of fine chemicals. It has high ring-opening reactivity and can introduce specific functional groups. For example, it can react with alcohols to form ether compounds, which are indispensable in the production of surfactants, plasticizers, etc.
To sum up, tetrahydrofuran and epoxybutane play a key role in the fields of organic synthesis and polymer materials, and are important cornerstones of modern chemical industry.
What are the synthesis methods of 2,3,5,6-tetrachloro-1,4-benzoyl chloride
To prepare a mixture of dichlorodifluoromethane (commonly known as Freon-12) and chlorodifluoromethane, the method is as follows:
Prepare all required materials, such as reaction vessels, raw materials, catalysts, etc. In a clean and corrosion-resistant reactor, add methane, chlorine and hydrogen fluoride in an appropriate proportion. This ratio needs to be carefully adjusted, because changes in the ratio affect the composition and yield of the product.
Heat the reactor to a suitable temperature, usually within a specific temperature range, to promote the smooth progress of the reaction. During the reaction, close attention should be paid to changes in temperature and pressure, and timely adjustments should be made to prevent accidents. In the
reaction, methane interacts with chlorine and hydrogen fluoride according to a specific chemical reaction mechanism. The hydrogen atoms of methane are gradually replaced by chlorine atoms and fluorine atoms to form intermediate products such as chloromethane, and then further react to form the target products dichlorodifluoromethane and chlorodifluoromethane.
After the reaction is completed, the product is derived from the reactor. After condensation, separation and other steps, the unreacted raw materials and impurities are removed to obtain a pure target product mixture.
This process requires careful operation by craftsmen and precise control of temperature, pressure, raw material ratio and other factors in order to obtain high-quality products and make a suitable fluorodiethane mixture.
What are the precautions for storing and transporting 2,3,5,6-tetrachloro-1,4-benzoyl chloride?
Halogenated hydrocarbons such as dichloro, trichloro, pentachloro, hexachloro-carbon tetrachloride-monochloro, tetrachloro-fluorodiethane, etc., have many things to pay attention to when storing and transporting.
First, it is mostly toxic, and it is very harmful to human health and the environment. If inadvertently inhaled or exposed, it can cause damage to human organs, dizziness, nausea, and life-threatening in severe cases. Therefore, when storing and transporting, it is necessary to ensure that personnel are well protected, wearing protective clothing and wearing protective equipment.
Second, halogenated hydrocarbons are mostly flammable and explosive substances, and under the action of high temperature, open flame or static electricity, it is easy to cause explosion accidents. The storage place should be cool, ventilated, away from fire and heat sources, and fire and explosion-proof facilities should be installed. During transportation, severe vibration and friction should also be avoided to prevent the accumulation of static electricity from causing danger.
Furthermore, the damage of such substances to the environment should not be underestimated, especially the ozone layer. Therefore, storage containers and transportation equipment must be well sealed to prevent leakage. If there is a leak, emergency measures should be taken immediately to collect and properly dispose of the leak to reduce its pollution to the environment.
Repeat, halogenated hydrocarbons are chemically active and easily react with other substances. When storing, they should be stored separately from oxidizing agents and reducing agents. During transportation, they should also be mixed with incompatible substances to prevent dangerous chemical reactions.
In short, during the storage and transportation of halogenated hydrocarbons, safety regulations and environmental protection requirements should be strictly adhered to, and no slack should be allowed to ensure the safety of personnel and the environment.