Products

2-Aminobenzene-1,4-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code

912500

Chemical Formula C6H7NO6S2
Molar Mass 253.25 g/mol
Appearance White to off - white solid
Solubility In Water Soluble
Melting Point Decomposes
Acidity Diacidic
Odor Odorless
Stability Stable under normal conditions
Hazard Class Irritant
Packing & Storage
Packing 25 - kg bags for 2 - Aminobenzene - 1,4 - Disulfonic Acid, well - sealed for protection.
Storage 2 - Aminobenzene - 1,4 - Disulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and incompatible substances like strong oxidizers. Store in a tightly - sealed container to prevent moisture absorption and potential reactions. This helps maintain its chemical integrity and safety during storage.
Shipping 2 - Aminobenzene - 1,4 - Disulfonic Acid is shipped in sealed, corrosion - resistant containers. They are carefully packaged to prevent leakage. Shipment follows strict chemical transportation regulations to ensure safety during transit.
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2-Aminobenzene-1,4-Disulfonic Acid
General Information
Historical Development
The development of 2-aminobenzene-1,4-disulfonic acid has been going on for a long time. In the past, various sages studied the way of chemistry diligently and achieved this result. At the beginning, the road of exploration was difficult, and everyone searched for laws in numerous experiments. After years of work, its properties and production methods gradually became clear.
At that time, the chemical technology was not as sophisticated as it is today, but the ancestors chemists tried it again and again with perseverance. Either in a simple laboratory or after countless failures, the preparation process of 2-aminobenzene-1,4-disulfonic acid was finally improved. From ignorance to insight, from crude to fine, the development of this substance is a microcosm of the history of chemical exploration, witnessing the wisdom and unremitting spirit of our ancestors.
Product Overview
2-Aminobenzene-1,4-disulfonic acid is also a chemical compound. Its special properties, white to gray powder, soluble in water. This compound has important uses, and is often used in the field of dye manufacturing. It can help generate multi-colored dyes and make the dye printed and dyed in a high-quality color.
Its method is obtained by multi-specialization. Start with benzene, sulfonation, nitrification and other steps, and ingenious processing, in order to obtain this fine product.
In terms of workmanship, due to its role in dye synthesis, the demand is large. However, it is necessary to control the quality of the product to ensure the quality of the product. In addition, 2-aminobenzene-1,4-disulfonic acid plays an important role in the development of chemical engineering, promoting the development of dyes and other phases.
Physical & Chemical Properties
2-Aminobenzene-1,4-disulfonic acid has unique physical and chemical properties. Looking at its shape, it is often in the shape of a powder, with a nearly pure white color, fine and uniform quality. In terms of its solubility, it is soluble in water. This property makes it easy to travel in many liquid-phase reaction systems and interact with various substances conveniently.
In terms of its stability, it is quite stable under normal temperature, and can be stored for a long time without changing its quality. When encountering strong acids and bases, its structure is prone to change, and its chemical properties are also changed. And it has a certain acidity. In chemical reactions, it can be used as an acid reagent to neutralize with alkali substances and generate salts. The various physical and chemical properties of this substance are of great significance in many fields such as chemical synthesis and pharmaceutical research and development, providing an important foundation for related research and production.
Technical Specifications & Labeling
Technical specification and labeling of 2-aminobenzene-1,4-disulfonic acid (commodity parameters)
Fu 2-aminobenzene-1,4-disulfonic acid is an important chemical product. Its technical specification is related to the preparation method. It must be carried out according to a specific process with precise raw material ratio. There are strict limits on the temperature and time of the reaction. In this way, a pure product can be obtained.
As for the label, its commodity parameters must be clear. From the appearance of color, state, to the level of purity, it should be detailed. This can be used to judge the quality of its evidence. The identification of purity, when measured by scientific methods, is accurate to the decimal place. The appearance state, whether crystalline or powder, also needs to be clear. Therefore, the person who uses it can understand the nature and quality of the product at a glance, and the accuracy, stability and safety of chemical use can be achieved.
Preparation Method
To make 2-aminobenzene-1,4-disulfonic acid, the raw materials and production process, reaction steps and catalytic mechanism are the key.
First take an appropriate amount of aniline, use concentrated sulfuric acid as a sulfonating agent, and mix it in a specific ratio. At a suitable temperature, slowly heat to promote the sulfonation reaction between aniline and sulfuric acid. This process requires strict temperature control to avoid the growth of side reactions. When the reaction is initially formed, the intermediate product can be obtained.
Then, the intermediate product is aminated. Select a suitable amination reagent, add it in sequence under the action of the catalytic system, and adjust the reaction conditions to smoothly convert the intermediate product into 2-aminobenzene-1,4-disulfonic acid. During the reaction process, closely monitor the reaction process and fine-tune the reaction parameters according to the actual situation.
After the reaction is completed, a series of separation and purification steps, such as filtration, crystallization, washing, etc., can obtain pure 2-aminobenzene-1,4-disulfonic acid products. This method can ensure product quality and yield.
Chemical Reactions & Modifications
I will study the chemical reaction and modification of 2 - Aminobenzene - 1,4 - Disulfonic Acid. The wonder of chemistry is the wonder of change and the ingenuity of reaction. 2 - Aminobenzene - 1,4 - Disulfonic Acid has a unique structure and different reactivity.
Looking at its reaction, it can be combined with many reagents, or form a new product, or change its properties. Its amino group and sulfonic acid group are both active and can lead to various reactions. If it encounters a base, the sulfonic acid group can form a salt and change its water solubility; when combined with nucleophiles, the amino group can also change, so that the properties of the product can be changed.
As for modification, chemical means can be used to add or subtract groups and adjust their properties. Or increase its stability, or change its solubility to suit all needs. This is the work of chemistry, which can make substances change widely and is widely used. Therefore, the reaction and modification of 2-Aminobenzene-1,4-Disulfonic Acid is the key way of chemical research, which can provide new substances and new energy for many fields and should not be ignored.
Synonyms & Product Names
2-Aminobenzene-1,4-disulfonic acid, the same name and product name of this substance, has always been valued by the academic community. In the field of chemical industry, its name or another name needs to be distinguished in detail.
Although the ancient books did not directly describe this substance, the principles of chemical industry are in the same vein. Today's 2-aminobenzene-1,4-disulfonic acid, the same name, or according to its nature and structure. Or if it has similar chemical characteristics, it is called by a similar name; or if it is different from the place of origin and production method, it is another alias.
As for the name of the product, it is a common logo in the industry. Regarding trade and research, the name of precision is indispensable. We are the researchers of chemical substances, and we should understand the details of the same name and product name, so as not to confuse them, and promote them to move forward vigorously in order to correct the academic and industrial order of chemical industry.
Safety & Operational Standards
November 22, 2024 The safety production and operation specifications of 2-aminobenzene-1,4-disulfonic acid are related to the top priority of our generation of chemical researchers and cannot be ignored.
This 2-aminobenzene-1,4-disulfonic acid is a useful raw material in the field of chemical synthesis. However, its production and operation process involves many risks and must be strictly regulated to ensure safety.
First words production site. Choose a well-ventilated place away from residential buildings. The layout of the site must also be carefully planned, and each reaction device and storage container should be placed according to the principle of safe distance and convenient operation. Lighting and fire protection facilities are readily available and regularly calibrated to ensure that they can be used normally in times of crisis.
As for the operation process, the operator must receive professional training to understand the reaction principle, material characteristics and operation rules. When feeding, measure accurately and add them in sequence. Do not panic or make mistakes. During the reaction process, pay close attention to temperature, pressure and other parameters. If there is a slight abnormality, quickly start the emergency plan.
Material storage is also key. 2-Aminobenzene-1,4-disulfonic acid should be stored in a cool and dry place, away from fire and heat sources, and stored and transported separately from oxidants and alkalis to prevent accidental reactions. The storage container should be sturdy and airtight, and regularly check for signs of leakage.
Waste disposal should also not be ignored. Waste generated in the production process should be properly disposed of in accordance with environmental regulations and should not be discarded at will, so as not to pollute the environment and harm life.
All in all, the safe production and operation specifications of 2-aminobenzene-1,4-disulfonic acid are interlinked, which is related to human life and the environment. Our chemical researchers should be in awe and strictly abide by the regulations in order to ensure that production is safe and promote the long-term development of the industry.
Application Area
2-Aminobenzene-1,4-disulfonic acid, which has a wide range of uses. In the dyeing and weaving industry, it can be used as a dye intermediate to assist in the dyeing of colors and make fabrics bright and long-lasting. In the pharmaceutical field, it also has its uses. It is a key raw material for the synthesis of many drugs and helps in the healing of diseases. In chemical production, it can participate in the preparation of a variety of fine chemicals to improve product quality and performance.
Guanfugu's chemical skills, although not as sophisticated as today, are unremitting in exploring the characteristics of materials. Today's 2-aminobenzene-1,4-disulfonic acid, with its unique properties, plays an important role in various application fields. With the advance of science and technology, its uses may expand, bringing new opportunities and changes to industries such as industry and medicine. It can be said that it is an indispensable and important substance in the field of chemistry.
Research & Development
In recent years, I have devoted myself to the study of 2-aminobenzene-1,4-disulfonic acid in the field of chemistry. At the beginning, the method of its synthesis was explored, and various attempts were made. The ratio of raw materials, reaction temperature and time were all studied in detail. After repeated experiments and improvements, the method was gradually obtained, and the yield and benefit increased.
Repeatedly study its properties, chemical activity, stability, etc., so as to study it in a rigorous way. Understand its characteristics in different environments, and lay the foundation for subsequent applications.
As for application expansion, observe its potential in dyes, medicine and other industries. Try to co-react with various substances, hoping to find a new way. Through unremitting efforts, it can be seen in the manufacture of dyes, which can add bright and lasting color.
I believe that with time, 2-aminobenzene-1,4-disulfonic acid will shine in many fields, contributing to the development of chemistry and becoming a dazzling achievement of my scientific research journey.
Toxicity Research
The study of the toxicity of 2-aminobenzene-1,4-disulfonic acid is of the utmost importance. Today, its properties are carefully investigated to understand its impact on the surrounding environment and human health.
To observe its system is also involved in the field of chemical industry. However, in the meantime, its toxicity must be investigated in detail. After many tests, this substance may have potential harm to biological bodies. If it is accidentally touched, it may cause skin discomfort in the lightest case, and in the worst case, it may damage the internal organs and meridians. It may also have harm in the water and soil, causing ecological changes.
Therefore, in order to ensure the safety of all kinds of people, we should study it carefully, specify the signs of its toxicity, and set strict regulations to restrain it, so as to avoid its dispersion and harm all things, so that the benefits of chemical industry and the safety of life can be combined. This is a serious responsibility for our generation of chemical researchers.
Future Prospects
I have tried to study 2 - Aminobenzene - 1,4 - Disulfonic Acid. Although I have already gained something, there are still many unfinished business.
Looking to the future, first, I hope to improve the synthesis method. Strive to simplify the process, improve the yield, and make the reaction conditions milder, reduce the consumption of resources, and reduce the impact on the environment. Second, in terms of performance research, I hope to deeply analyze its characteristics in different media and environments, and gain insight into the relationship between its microstructure and macroscopic properties, paving the way for expanding its application field. Third, in terms of application expansion, we are willing to explore its potential in emerging fields, such as high-end materials, green chemistry, etc., so that it can contribute to the progress of science and technology and the development of society. In this way, the future of 2 - Aminobenzene - 1,4 - Disulfonic Acid will be bright and promising, and the future is unlimited.
Frequently Asked Questions
What are the main uses of 2-Aminobenzene-1,4-Disulfonic Acid?
2-Aminobenzene-1,4-disulfonic acid, a chemical substance, has a wide range of uses. In the dye industry, it can be called an important intermediate. Taking the preparation of azo dyes as an example, with its special chemical structure, it can react with many compounds to build a rich and diverse dye molecular structure, thus giving colorful colors to fabrics, leather and other materials.
In the field of medicine, it also shows unique value. The synthesis of some drugs involves using this as a raw material, using its specific functional groups to participate in the reaction, and constructing compounds with pharmacological activity to provide effective drug ingredients for the treatment of diseases.
In the catalytic process of some industrial production, 2-aminobenzene-1,4-disulfonic acid may also act as a special catalyst or auxiliary agent. Due to its structural characteristics, it can affect the rate and selectivity of certain chemical reactions, helping industrial production to be carried out more efficiently, improving product quality and output efficiency.
In addition, in some scientific research experiments, it acts as a specific chemical reagent, providing an important material basis for researchers to explore new chemical reaction paths and study the properties of compounds, and promoting knowledge expansion and technological progress in chemistry and related fields.
What are the physical properties of 2-Aminobenzene-1,4-Disulfonic Acid?
2-Aminobenzene-1,4-disulfonic acid, this material has unique properties and is related to various uses in the chemical industry, so its physical properties need to be carefully investigated.
Its appearance is often crystalline, mostly white or nearly white, with pure color and fine grains. This is because the molecular structure is regular, and under appropriate conditions, it is easy to crystallize and precipitate according to a specific lattice arrangement.
Solubility is critical. In water, 2-aminobenzene-1,4-disulfonic acid has a certain solubility. Because its molecules contain sulfonic acid groups, they are hydrophilic groups that can attract water molecules through hydrogen bonds and other effects, so they can be dissolved in water. However, the solubility is also affected by temperature. When the temperature increases, the solubility tends to increase. Due to the increase in temperature, the thermal motion of the molecules intensifies, which is conducive to the dispersion of solute molecules in the solvent.
Melting point is also an important physical property. After determination, its melting point is in a specific range, which depends on the intermolecular forces, such as hydrogen bonds, van der Waals forces, etc. The amino and sulfonic acid groups in the molecular structure can form intermolecular hydrogen bonds, which enhances the attractive force between molecules, so that a higher temperature is required to destroy the lattice and melt the solid into a liquid.
In addition, its density is also an inherent property. Due to the specific composition and structure of the molecule, the mass per unit volume is constant. The density value reflects the compactness of the molecule, which has a profound impact on its distribution and application in different media.
Because it contains specific functional groups, it may exhibit specific optical and electrical properties in physical environments such as light and electricity. Although it has not been described in detail, it is also an important direction to explore the properties of this substance. All physical properties are interrelated and together lay the foundation for the application of 2-aminobenzene-1,4-disulfonic acid in chemical and materials fields.
Is the Chemical Properties of 2-Aminobenzene-1,4-Disulfonic Acid Stable?
2-Aminobenzene-1,4-disulfonic acid, whether this material is stable or not is a question often asked by chemical researchers. Looking at its structure, the amino group and the sulfonic acid group coexist on the benzene ring, and the two have a great influence on the electron cloud density of the benzene ring, and the interaction is also complex.
The amino group has a electron-giving conjugation effect, which can increase the electron cloud density of the ortho and para-site of the benzene ring; the sulfonic acid group has a strong electron-absorbing induction effect and a conjugation effect, which reduces the electron cloud density of the benzene ring. In this way, the two coexist on the benzene ring, and the molecular stability under their interaction has its own unique features.
From the perspective of chemical reaction, due to the amino group, the ortho and para-sites of the benzene ring are prone to electrophilic substitution reactions; the strong acidity of the sulfonic acid group makes the substance participate in acid-base related reactions under specific conditions. However, at room temperature and pressure and without the action of special chemical reagents, 2-aminobenzene-1,4-disulfonic acid is relatively stable. The salts formed by its sulfonic acid group can also maintain structural stability to a certain extent.
However, under extreme conditions such as high temperature, strong oxidants or specific strong acids and bases, the molecular structure will be impacted. If the sulfonic acid group is removed at high temperature, the amino group may be oxidized, causing its stability to be destroyed. Therefore, when it comes to the stability of 2-aminobenzene-1,4-disulfonic acid, it is relatively stable at room temperature and pressure without special reagents; however, under extreme conditions, its stability is difficult to maintain.
What is the production method of 2-Aminobenzene-1,4-Disulfonic Acid?
The preparation method of 2-aminobenzene-1,4-disulfonic acid is not detailed in the ancient book "Tiangong Kaiwu", but it can be deduced according to the traditional chemical process ideas.
In the past, such sulfonic acid compounds were often prepared with benzene as the starting material. First, benzene is sulfonated, and benzene is treated with sulfonating agents such as sulfuric acid. Benzene is co-heated with concentrated sulfuric acid, and the hydrogen atom on the benzene ring is replaced by a sulfonic acid group (-SO 🥰 H) to form benzenesulfonic acid. This step requires temperature control. If the temperature is too high or too low, the reaction yield and product purity will be affected.
After benzenesulfonic acid is obtained, nitro groups Commonly used mixed acids (mixture of concentrated sulfuric acid and concentrated nitric acid), nitro (-NO 2O) will enter a specific position in the benzene ring. During the reaction, the proportion of mixed acids, reaction temperature and time are all key factors.
Nitrobenzene sulfonic acid products undergo a reduction step to convert nitro groups into amino groups. In the past, reduction methods such as iron powder and hydrochloric acid system were used, and iron powder reacted with hydrochloric acid to generate new hydrogen, and then reduced nitro groups to amino groups. In this process, the amount of iron powder and the concentration of hydrochloric acid need to be precisely controlled.
Preparation of the final product 2-aminobenzene-1,4-disulfonic acid requires a multi-step reaction, each step is closely connected, and the control of the reaction conditions of each step, such as temperature, proportion of reactants, reaction time, etc., are all related to the quality and yield of the product. Although there is no exact ancient method for preparing this product, traditional chemical process ideas can be used as a guide.
2-Aminobenzene-1,4-Disulfonic Acid What are the precautions in storage and transportation
2-Aminobenzene-1,4-disulfonic acid is a chemical substance, and many precautions are required during storage and transportation.
First of all, storage, its nature or activity, and sensitive to environmental factors, so it should be placed in a cool, dry and well-ventilated place. This is because moisture can easily cause deliquescence and deterioration, high temperature or cause chemical reactions, which will damage its quality. In addition, it is necessary to keep away from fire and heat sources, because if it encounters open flames or hot topics, it may be dangerous. At the same time, it should be stored separately from oxidants and alkalis to avoid mixed storage. The two have different chemical properties. Once mixed, or react violently, accidents can occur.
As for transportation, it should not be underestimated. Before transportation, it is necessary to ensure that the packaging is complete and the loading is safe. The packaging should be able to prevent leakage, rain and high temperature. During transportation, it is necessary to strictly abide by the relevant regulations of chemical transportation, and the speed should not be too fast. Avoid sudden braking and bumps to prevent package damage. Transportation vehicles should also be equipped with corresponding fire equipment and leakage emergency treatment equipment. If there is an emergency situation on the way, they can respond in time. Escort personnel also need to be professional, familiar with the characteristics of the chemical and emergency treatment methods, and always pay attention to the transportation situation to ensure the safety of transportation. In this way, Fang guarantees that 2-aminobenzene-1,4-disulfonic acid is safe during storage and transportation.