3,4,5,6-Tetrachlorobenzene-1,2-Dicarbonitrile

Linshang Chemical

Specifications

HS Code

487476

Chemical Formula C8Cl4N2
Molecular Weight 275.907 g/mol
Appearance Solid
Color Off - white to pale yellow
Melting Point 198 - 202 °C
Solubility In Water Insoluble
Solubility In Organic Solvents Soluble in common organic solvents like chloroform, dichloromethane
Vapor Pressure Low, as it is a solid at room temperature

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

Packing & Storage
Packing 1 kg of 3,4,5,6 - tetrachlorobenzene - 1,2 - dicarbonitrile in sealed chemical - grade bags.
Storage Store 3,4,5,6 - tetrachlorobenzene - 1,2 - dicarbonitrile in a cool, dry, well - ventilated area. Keep it away from sources of ignition and incompatible substances such as strong acids, bases, and oxidizing agents. Use tightly sealed containers to prevent leakage. It should be stored separately from foodstuffs and in a location accessible only to trained personnel.
Shipping 3,4,5,6 - Tetrachlorobenzene - 1,2 - dicarbonitrile should be shipped in sealed, corrosion - resistant containers. Ensure compliance with hazardous chemical shipping regulations, and label clearly for safe and proper transportation.
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3,4,5,6-Tetrachlorobenzene-1,2-Dicarbonitrile 3,4,5,6-Tetrachlorobenzene-1,2-Dicarbonitrile
General Information
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Frequently Asked Questions

As a leading 3,4,5,6-Tetrachlorobenzene-1,2-Dicarbonitrile 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 3,4,5,6-tetrachlorobenzene-1,2-dimethylnitrile?
3,4,5,6-tetrafluorobenzene-1,2-diacetic acid is an organic compound with unique chemical properties. Its chemical properties are mainly related to the reactivity and functional group characteristics.
From the structural point of view, the benzene ring is a stable conjugated system, and the substitution of fluorine atoms with acetic acid groups gives this compound unique properties. Fluorine atoms have high electronegativity and strong electron-absorbing ability, which can reduce the electron cloud density of the benzene ring and weaken the electrophilic substitution reaction activity of the benzene ring. For example, in electrophilic substitution reactions such as halogenation and nitrification, compared with benzene, the reaction conditions of this compound may be more severe and the reaction rate may be slower.
On the other hand, the diacetic acid group in the molecule contains a carboxyl functional group, and the carboxyl group is acidic, which can neutralize with bases to form corresponding carboxylic salts and water. For example, when reacting with sodium hydroxide, the hydrogen atom in the carboxyl group is replaced by sodium ions to form the corresponding sodium salt. At the same time, the carboxyl group can also participate in the esterification reaction, and react with alcohol under acid catalysis to form esters and water. Like ethanol under concentrated sulfuric acid catalysis and heating conditions, ester compounds can be formed.
In addition, due to the strong electron absorption of fluorine atoms, or the effect on the acidity of carboxylic groups, the acidity is enhanced. In some reactions involving acid-base equilibrium or nucleophilic substitution, this property will affect the direction and degree of reaction. Under certain conditions, the compound may also undergo nucleophilic substitution reaction on the benzene ring, because the fluorine atom reduces the electron cloud density of the benzene ring, which is conducive to the attack of nucleophilic reagents.
What are the physical properties of 3,4,5,6-tetrachlorobenzene-1,2-dimethylnitrile?
3% 2C4% 2C5% 2C6-tetrahydronaphthalene-1% 2C2-diacetic acid is also an organic compound. Its physical properties are quite impressive.
First of all, its appearance, at room temperature, this compound is either solid or liquid, but the specific state depends on its purity and external conditions. If it is solid, it is often white to light yellow crystalline, with a fine texture, like jade chips made in heaven, which is pleasing to the heart. If it is liquid, it is clear and transparent, like water from a babbling stream, shimmering between flows.
Second, its melting point and boiling point. The melting point is related to the temperature at which a substance changes from a solid state to a liquid state. The melting point of this compound is within a specific range, and the exact value needs to be determined experimentally. Due to the presence of impurities and other factors, the melting point can be changed. The boiling point is the same. Under specific pressure conditions, the temperature at which the compound changes from liquid to gas is the boiling point. Its boiling point is also an important physical property of the substance, providing a key basis for separation and purification processes.
Furthermore, solubility is also one of its important physical properties. In common organic solvents, such as ethanol, ether, etc., it may have certain solubility. In ethanol, it may slowly dissolve to form a uniform solution, just like salt dissolves in water, and it is integrated; in ether, it may also exhibit good solubility, which makes it useful as an intermediate or reaction solvent in organic synthesis, drug preparation, and other fields.
In terms of density, its density may be different from that of water. If the density is greater than that of water, it will sink to the bottom in water, just like a stone entering water and sinking directly; if it is less than water, it will float on the water surface, such as oil floating on water, with clear boundaries. This property has important guiding significance in the separation of mixtures and other operations.
In summary, the physical properties of 3% 2C4% 2C5% 2C6-tetrahydronaphthalene-1% 2C2-diacetic acid, such as appearance, melting point, boiling point, solubility, density, etc., are the key to the in-depth understanding and application of this compound, and play an indispensable role in many fields such as chemical industry and medicine.
What are the main uses of 3,4,5,6-tetrachlorobenzene-1,2-dimethylnitrile?
3,4,5,6-tetrahydronaphthalene-1,2-diformic anhydride has many main uses.
This compound is a key intermediate in the field of organic synthesis. With its unique chemical structure, many organic compounds with specific functions and uses can be derived through various chemical reactions. For example, in the preparation of polyester resins, it can be used as an important raw material to participate in the reaction. The carefully designed reaction path can promote the precise regulation of the molecular chain structure of polyester resins, which in turn endows polyester resins with properties such as excellent mechanical properties, chemical corrosion resistance and thermal stability. It is widely used in coatings, adhesives and engineering plastics.
In the field of medicinal chemistry, 3,4,5,6-tetrahydronaphthalene-1,2-diformic anhydride is also of great value. Due to its similarity in chemical structure to some bioactive molecules, it is often used as a starting material or structural modification fragment to develop new drugs. By chemically modifying and derivatizing it, compounds with different pharmacological activities can be created, providing a rich structural template for drug development, and it is expected to develop innovative drugs with high efficiency and low toxicity for specific disease targets.
In addition, in the field of materials science, this compound can be used to prepare high-performance polymer materials. After copolymerization with other monomers, polymer materials with unique properties can be constructed. For example, by polymerizing with certain monomers containing special functional groups, functional materials with high selectivity for specific substances can be prepared, which shows potential application prospects in the field of sensors, enabling rapid and sensitive detection of specific substances.
What are the synthesis methods of 3,4,5,6-tetrachlorobenzene-1,2-dimethylnitrile?
The synthesis method of 3,4,5,6-tetrahydronaphthalene-1,2-dicarboxylic acid can be thought of from the classical organic synthesis path.
First, naphthalene is used as the starting material. Naphthalene can be prepared by catalytic hydrogenation. This hydrogenation reaction usually needs to be carried out at a certain temperature and pressure in the presence of a suitable catalyst, such as Raney nickel. Tetrahydronaphthalene is then oxidized at a specific position by a specific oxidation step. Commonly used oxidants such as potassium permanganate can oxidize the specific position of tetrahydronaphthalene, and then introduce carboxyl groups to realize the conversion to 3,4,5,6-tetrahydronaphthalene-1,2-dicarboxylic acid. However, this process requires fine control of the reaction conditions, and the degree of oxidation can easily affect the purity and yield of the product.
Second, appropriately substituted aromatic hydrocarbons can be used as starting materials. Through a series of electrophilic substitution reactions, the tetrahydronaphthalene ring system is gradually constructed and methyl groups are introduced, and then methyl groups are oxidized to carboxylic groups. For example, benzene derivatives with suitable substituents are selected, and alkyl groups are introduced by means of Fu-G reaction, etc., which form the prototype of the naphthalene ring through cyclization reaction, and then hydrogenated to form the tetrahydronaphthalene structure, and finally the target product is oxidized. There are many steps in this path, and the selectivity and conditions of each step of the reaction need to be precisely controlled to improve the yield of the final product.
Third, bionic synthesis strategies are also used. This method simulates the process of biosynthesis of similar structures in nature and uses enzymes to catalyze isothermal and efficient methods. However, this method requires harsh reaction systems, and the acquisition of enzymes and the optimization of reaction conditions are more complicated. Although it has potential, its practical application still faces many challenges.
What are the precautions for using 3,4,5,6-tetrachlorobenzene-1,2-dimethylnitrile?
3,4,5,6-tetrahydronaphthalene-1,2-dimethanol is an organic compound. During use, many precautions should not be underestimated.
Bear the brunt, and safety protection must be comprehensive. This compound may have certain toxicity and irritation, which can cause damage to human health. When using, wear appropriate protective equipment, such as gloves, protective glasses and gas masks, to effectively avoid skin contact, eye splashing and inhalation of its volatile gases.
Furthermore, storage conditions are also extremely critical. Store it in a cool, dry and well-ventilated place, away from fire sources and oxidants. Because of its flammability, if stored improperly, it can easily cause fire or even explosion, resulting in serious consequences.
The ventilation condition of the operating environment cannot be ignored. It is necessary to ensure smooth ventilation in the operating area, discharge volatile gases in time, and reduce the concentration in the air to prevent the accumulation of poisoning risks or the formation of combustible mixed gases.
At the same time, the operating specifications during use must be strictly followed. Precisely control the dosage and reaction conditions to avoid the reaction being out of control and dangerous due to operation errors. After use, properly dispose of the remaining compounds and related waste, in strict accordance with environmental protection requirements, to prevent pollution to the environment.
In addition, users should have a deep understanding and familiarity with the properties and hazards of the compound. Master emergency treatment measures in advance, and in the event of an accident, such as skin contact, excessive inhalation, etc., be able to quickly and correctly carry out self-rescue and rescue to minimize injuries.