Linshang Chemical
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2-Chloro-1,4-Benzenediamine Hydrochloride
Linshang Chemical
|
HS Code |
831542 |
| Chemical Formula | C6H8Cl2N2 |
| Molecular Weight | 179.047 g/mol |
| Appearance | Typically a solid |
| Odor | May have a characteristic chemical odor |
| Solubility In Water | Soluble to some extent |
| Physical State At Room Temperature | Solid |
| Boiling Point | Decomposes before boiling |
| Melting Point | Around 280 - 282 °C |
| Ph In Solution | Acidic due to hydrochloride part |
| Stability | Stable under normal conditions but can react with strong oxidizing agents |
As an accredited 2-Chloro-1,4-Benzenediamine Hydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 100g of 2 - chloro - 1,4 - benzenediamine Hydrochloride in sealed plastic bag packaging. |
| Storage | 2 - Chloro - 1,4 - benzenediamine Hydrochloride should be stored in a cool, dry, well - ventilated area. Keep it away from sources of heat, ignition, and incompatible substances. Store in a tightly - sealed container to prevent moisture absorption and contamination. Avoid storing near strong oxidizing agents or bases. |
| Shipping | 2 - chloro - 1,4 - benzenediamine Hydrochloride is a chemical. Shipping requires proper packaging in accordance with hazardous material regulations to prevent leakage and ensure safe transportation to the destination. |
Competitive 2-Chloro-1,4-Benzenediamine Hydrochloride 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.
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Tel: +8615365006308
Email: info@alchemist-chem.com
Where to Buy 2-Chloro-1,4-Benzenediamine Hydrochloride in China?
As a trusted 2-Chloro-1,4-Benzenediamine Hydrochloride manufacturer, we deliver:
Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements.
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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 2-Chloro-1,4-Benzenediamine Hydrochloride supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.
What is the chemical structure of 2-chloro-1,4-benzenediamine Hydrochloride?
2-Chloro-1,4-phenylenediamine hydrochloride, its chemical structure is as follows. This substance contains a benzene ring. The benzene ring is a six-membered carbon ring with a conjugated large π bond, which is a plane regular hexagonal shape, and the carbon atoms are bonded with sp ² hybrid orbitals. At positions 1 and 4 of the benzene ring, there are amino groups (-NH ²), respectively. The nitrogen atom in the amino group is hybridized with sp ³, which has a pair of lone pairs of electrons and is triangular conical. At position 2, there are chlorine atoms (-Cl), which are connected with the benzene ring by a single bond. Due to the existence of hydrochloride, the amino group will bind hydrogen ions in the form of -NH < unk > < unk >, which is positively charged as a whole and forms ionic bonds with chloride ions (Cl) to achieve charge equilibrium. This structure determines that the compound has specific physical and chemical properties. The benzene ring in its structure imparts certain stability and conjugation effect. The amino group can participate in various reactions, such as salting with acids, nucleophilic substitution, etc., and chlorine atoms can also perform substitution and other reactions.
What are the main uses of 2-chloro-1,4-benzenediamine Hydrochloride?
2-Chloro-1,4-phenylenediamine hydrochloride has a wide range of uses. In the dye industry, it can be used as a key intermediate to synthesize many dyes with bright colors and good fastness. With its own structural characteristics, it can react ingeniously with other compounds to generate dye molecules with specific colors and properties. It is widely used in the dyeing process of fabrics, leather and other materials, making it colorful.
It also has important uses in the field of medicine. After research, it has been found that some of its derivatives have certain biological activities and can be used as lead compounds in the process of drug development. Scientists use it as a basis for structural modification and optimization, hoping to create new drugs with specific pharmacological effects, or for the treatment of diseases or for the prevention of diseases.
In addition, in the field of materials science, 2-chloro-1,4-phenylenediamine hydrochloride can participate in the preparation of high-performance polymers. After polymerization with specific monomers, it can give the polymer unique properties, such as enhancing its mechanical strength and improving its thermal stability. In this way, the polymer can be used in aerospace, automotive manufacturing and other fields that require strict material properties to meet their needs for special properties of materials.
It also has important uses in the field of medicine. After research, it has been found that some of its derivatives have certain biological activities and can be used as lead compounds in the process of drug development. Scientists use it as a basis for structural modification and optimization, hoping to create new drugs with specific pharmacological effects, or for the treatment of diseases or for the prevention of diseases.
In addition, in the field of materials science, 2-chloro-1,4-phenylenediamine hydrochloride can participate in the preparation of high-performance polymers. After polymerization with specific monomers, it can give the polymer unique properties, such as enhancing its mechanical strength and improving its thermal stability. In this way, the polymer can be used in aerospace, automotive manufacturing and other fields that require strict material properties to meet their needs for special properties of materials.
What are the physical properties of 2-chloro-1,4-benzenediamine Hydrochloride
2-Chloro-1,4-phenylenediamine hydrochloride, its physical properties are as follows:
This substance usually appears in solid form. From the appearance, it is mostly white to light yellow crystalline powder. Its melting point is quite characteristic, about a specific temperature range, this temperature range is of great significance for its identification and application, because the melting point can help to judge the purity of the substance and other key indicators.
In terms of solubility, it has different solubility in some common organic solvents. In water, it has a certain solubility, but the solubility is not very high, and its dissolution process may be significantly affected by factors such as temperature and solvent pH. When heating up, the solubility in water may increase; and the change of the pH of the solvent may also affect its dissolution balance.
Its density is also an important physical parameter, which can be accurately determined by specific experimental methods. The density value is an indispensable basis for calculating the required dosage and estimating the volume of materials in practical application scenarios such as chemical production and preparation.
Furthermore, its hygroscopicity is also worthy of attention. Under different humidity environments, the substance has different moisture absorption capabilities. In high humidity environments, it may absorb more moisture, which in turn affects its physical form and chemical stability. During storage and use, this characteristic needs to be fully considered to ensure that its quality is not affected. In terms of optical properties, the substance has absorption properties for specific wavelengths of light, which can be accurately determined by means of spectroscopic analysis. This property is an important basis for qualitative and quantitative analysis in the field of analytical chemistry.
This substance usually appears in solid form. From the appearance, it is mostly white to light yellow crystalline powder. Its melting point is quite characteristic, about a specific temperature range, this temperature range is of great significance for its identification and application, because the melting point can help to judge the purity of the substance and other key indicators.
In terms of solubility, it has different solubility in some common organic solvents. In water, it has a certain solubility, but the solubility is not very high, and its dissolution process may be significantly affected by factors such as temperature and solvent pH. When heating up, the solubility in water may increase; and the change of the pH of the solvent may also affect its dissolution balance.
Its density is also an important physical parameter, which can be accurately determined by specific experimental methods. The density value is an indispensable basis for calculating the required dosage and estimating the volume of materials in practical application scenarios such as chemical production and preparation.
Furthermore, its hygroscopicity is also worthy of attention. Under different humidity environments, the substance has different moisture absorption capabilities. In high humidity environments, it may absorb more moisture, which in turn affects its physical form and chemical stability. During storage and use, this characteristic needs to be fully considered to ensure that its quality is not affected. In terms of optical properties, the substance has absorption properties for specific wavelengths of light, which can be accurately determined by means of spectroscopic analysis. This property is an important basis for qualitative and quantitative analysis in the field of analytical chemistry.
What are the precautions for using 2-chloro-1,4-benzenediamine Hydrochloride?
2-Chloro-1,4-phenylenediamine hydrochloride, this is a chemical substance, and many things need to be paid attention to when using it.
The first safety protection. It may be toxic and irritating, and it is easy to cause skin and eye damage when exposed to it. Inhalation or ingestion may endanger health. Therefore, when using, be sure to prepare protective equipment. Wear protective clothing to prevent it from contacting the skin; wear protective gloves, choose chemical-resistant materials, and tightly wrap your hands; goggles are also indispensable to prevent it from splashing into your eyes.
The second is the operating environment. It should be used in a well-ventilated place, and it is best to operate in a fume hood. In this way, volatile harmful gases can be dispersed in time, reducing their concentration in the air, and reducing the risk of human inhalation. At the end of the operation, properly clean the site and remove residual drugs to prevent contact with others.
Furthermore, storage must also be cautious. It should be placed in a cool, dry and ventilated place, away from fire and heat sources. Because of its chemical activity, improper storage or deterioration, decomposition, increase danger. At the same time, it should be stored in isolation from oxidants, acids, etc., to prevent accidents caused by mutual reaction.
When taking it, measure it accurately. According to the required dosage, take it with a suitable measuring tool to avoid waste and pollution. After use, seal the container immediately to ensure the quality and safety of the drug.
In addition, the use process should be strictly in accordance with the operating procedures. Do not change the operation steps or conditions without professional training. If there is any doubt or abnormality in the operation, it should be stopped immediately and a professional should be consulted.
In addition, the waste after use must not be discarded at will. It needs to be collected and disposed of in accordance with relevant laws and regulations to prevent environmental pollution.
In short, the use of 2-chloro-1,4-phenylenediamine hydrochloride requires safety and strict operation to ensure the safety of personnel and the environment.
The first safety protection. It may be toxic and irritating, and it is easy to cause skin and eye damage when exposed to it. Inhalation or ingestion may endanger health. Therefore, when using, be sure to prepare protective equipment. Wear protective clothing to prevent it from contacting the skin; wear protective gloves, choose chemical-resistant materials, and tightly wrap your hands; goggles are also indispensable to prevent it from splashing into your eyes.
The second is the operating environment. It should be used in a well-ventilated place, and it is best to operate in a fume hood. In this way, volatile harmful gases can be dispersed in time, reducing their concentration in the air, and reducing the risk of human inhalation. At the end of the operation, properly clean the site and remove residual drugs to prevent contact with others.
Furthermore, storage must also be cautious. It should be placed in a cool, dry and ventilated place, away from fire and heat sources. Because of its chemical activity, improper storage or deterioration, decomposition, increase danger. At the same time, it should be stored in isolation from oxidants, acids, etc., to prevent accidents caused by mutual reaction.
When taking it, measure it accurately. According to the required dosage, take it with a suitable measuring tool to avoid waste and pollution. After use, seal the container immediately to ensure the quality and safety of the drug.
In addition, the use process should be strictly in accordance with the operating procedures. Do not change the operation steps or conditions without professional training. If there is any doubt or abnormality in the operation, it should be stopped immediately and a professional should be consulted.
In addition, the waste after use must not be discarded at will. It needs to be collected and disposed of in accordance with relevant laws and regulations to prevent environmental pollution.
In short, the use of 2-chloro-1,4-phenylenediamine hydrochloride requires safety and strict operation to ensure the safety of personnel and the environment.
What is the preparation method of 2-chloro-1,4-benzenediamine Hydrochloride?
The method of preparing 2-chloro-1,4-phenylenediamine hydrochloride is not detailed in ancient books, but it can be deduced according to today's chemical theory.
To prepare this substance, first use suitable starting materials, such as 1,4-phenylenediamine, which has the structure of benzene ring and two amino groups. The chlorination reaction is a key step, and chlorination reagents such as chlorine gas and sulfoxide chloride are often used to react with it. Taking chlorine gas as an example, under appropriate reaction conditions, chlorine gas can be substituted with 1,4-phenylenediamine. The reaction system needs to be controlled by temperature and pressure, and a suitable solvent, such as organic solvent dichloromethane, can be used to assist in the solution, so that the reaction can proceed uniformly. The amount of chlorine needs to be precisely controlled. Excess or deficiency can affect the purity and yield of the product.
After the chlorination reaction is completed, the product contains 2-chloro-1,4-phenylenediamine. Because it is a basic compound, to obtain hydrochloride, the reaction mixture can be mixed with hydrochloric acid solution. Hydrochloric acid and 2-chloro-1,4-phenylenediamine undergo acid-base neutralization, and the amino group combines with hydrogen ions in hydrochloric acid to form 2-chloro-1,4-phenylenediamine hydrochloride. This process also requires attention to the concentration and dosage of hydrochloric acid. An appropriate amount of hydrochloric acid can ensure complete salt formation.
After the reaction is completed, the product is separated and purified by filtration, recrystallization, etc. Filtration can remove insoluble impurities, recrystallization with a suitable solvent, so that the product can be repeatedly crystallized and precipitated, and the purity can be improved. Finally, a relatively pure 2-chloro-1,4-phenylenediamine hydrochloride can be obtained.
To prepare this substance, first use suitable starting materials, such as 1,4-phenylenediamine, which has the structure of benzene ring and two amino groups. The chlorination reaction is a key step, and chlorination reagents such as chlorine gas and sulfoxide chloride are often used to react with it. Taking chlorine gas as an example, under appropriate reaction conditions, chlorine gas can be substituted with 1,4-phenylenediamine. The reaction system needs to be controlled by temperature and pressure, and a suitable solvent, such as organic solvent dichloromethane, can be used to assist in the solution, so that the reaction can proceed uniformly. The amount of chlorine needs to be precisely controlled. Excess or deficiency can affect the purity and yield of the product.
After the chlorination reaction is completed, the product contains 2-chloro-1,4-phenylenediamine. Because it is a basic compound, to obtain hydrochloride, the reaction mixture can be mixed with hydrochloric acid solution. Hydrochloric acid and 2-chloro-1,4-phenylenediamine undergo acid-base neutralization, and the amino group combines with hydrogen ions in hydrochloric acid to form 2-chloro-1,4-phenylenediamine hydrochloride. This process also requires attention to the concentration and dosage of hydrochloric acid. An appropriate amount of hydrochloric acid can ensure complete salt formation.
After the reaction is completed, the product is separated and purified by filtration, recrystallization, etc. Filtration can remove insoluble impurities, recrystallization with a suitable solvent, so that the product can be repeatedly crystallized and precipitated, and the purity can be improved. Finally, a relatively pure 2-chloro-1,4-phenylenediamine hydrochloride can be obtained.
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