4-Amino Dianiline-2-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code	679930
Chemical Formula	C6H8N2O3S
Molar Mass	188.205 g/mol
Appearance	light - colored solid
Solubility In Water	Moderately soluble
Ph Aqueous Solution	Acidic
Melting Point	decomposes before melting
Stability	Stable under normal conditions
Odor	Odorless (usually)

Packing & Storage

Packing	25 - kg bags of 4 - Amino Dianiline - 2 - Sulfonic Acid with secure chemical - grade packaging.
Storage	4 - Amino Dianiline - 2 - Sulfonic Acid should be stored in a cool, dry, well - ventilated area, away from heat sources and ignition points. Keep it in a tightly sealed container to prevent moisture absorption and contact with air, which could lead to degradation. Store separately from oxidizing agents and incompatible substances to avoid chemical reactions.
Shipping	4 - Amino Dianiline - 2 - Sulfonic Acid is shipped in well - sealed, corrosion - resistant containers. Special care is taken to ensure compliance with chemical transportation regulations, safeguarding against spills and environmental exposure during transit.

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General Information

Historical Development

4-Aminodiphenylamine-2-sulfonic acid, its substance is quite important in the dyeing industry. Tracing back to its source, dyeers in the past sought a good color agent and tried it many times. At the beginning, the properties and structures of chemical materials were determined by the best method. After years, from ignorance to clarity, the process has gradually improved. At first, the crude method is used, the product is not pure, and then new technologies come out, the yield is increasing and the quality is better. Preparation in the past, time-consuming and laborious, but now the method is refined and the efficiency is greatly increased. This agent is the key to color and brilliance in the dyeing, tanning and other industries. Its development path is the result of unremitting research by chemical craftsmen, and it is also one of the certificates of industrial evolution. It promotes the prosperity of the dyeing industry and benefits people's livelihood.

Product Overview

4-Aminodiphenylamine-2-sulfonic acid, this is the chemical I have dedicated myself to researching. Its color is light yellow, like a crystalline powder, and its properties are stable. It has key uses in dyes, medicine and other fields. In the preparation of dyes, it can give bright colors and durability; in pharmaceutical research and development, it may be an important intermediate.
When preparing, precise temperature control and speed regulation are required, and high-quality products can be obtained according to specific processes. Its unique structure, the amino group is cleverly connected to the sulfonic acid group, giving it special chemical activity. Although many characteristics have been detailed, it still needs to be further explored to clarify its potential advantages and applications. Hope to tap more value in the future and add bricks to the chemical industry.

Physical & Chemical Properties

4-Aminodiphenylamine-2-sulfonic acid, its physical and chemical properties are crucial. The properties of this compound may be in the state of powder, with white or slightly different color. Looking at its solubility, in water or specific solvents, the solubility varies, either slightly soluble or soluble, depending on the properties of the solvent. The number of its melting point is also an important characterization. After careful determination, the exact value can be obtained, which is related to its state of change when heated. In terms of chemical properties, it has a specific reactivity and can react differently in an acid-base environment. In its molecular structure, amino groups, sulfonic acid groups, and other functional groups enable it to react with a variety of reagents or form new compounds. This is the key to exploring its properties, and its application in chemical, materials, and other fields also depends on the identification of physical and chemical properties.

Technical Specifications & Labeling

4-Aminodiphenylamine-2-sulfonic acid is an important product in the chemical industry. Its process specifications and identification (commodity parameters) are related to production and application. Looking at this product, the purity and quality of the color are the top. Its shape is usually powder, the color is white or yellowish, and there is no variegated color or foreign matter as the standard. The purity must be high, up to [specific value], and the impurity content is small, such as metal ions, moisture, etc., all have strict limits. Good solubility, quick-dissolving and uniform in specific solvents. The reactivity is also determined, and it can meet the needs of various synthesis. On the logo, the product name, ingredients, specifications, batch number, date, etc., are readily available and clearly identifiable to clarify the source and quality, and to facilitate user identification and access. By following this process specification and logo, the product can be guaranteed to be stable and reliable, and can be used in various fields of chemical industry.

Preparation Method

The preparation method of 4-aminodiphenylamine-2-sulfonic acid is related to the raw material and production process, reaction steps, and catalytic mechanism. The selection of raw materials needs to be careful, and it is related to the purity and yield of the product. In the production process, specific reaction conditions are indispensable, and temperature, pressure, reaction time, etc. need to be precisely controlled.
At the beginning of the reaction step, the raw materials are mixed in a specific ratio and then put into the reactor. When the temperature is raised to a suitable temperature, this process needs to be slowed to prevent overreaction. When the set temperature is reached, it is maintained to be stable and the reaction is fully promoted.
The catalytic mechanism is also critical. The selection of a suitable catalyst can increase the reaction rate and reduce the reaction energy consumption. In the catalytic process, the catalyst interacts with the raw material to change the chemical reaction path. In this way, the product of 4-aminodiphenylamine-2-sulfonic acid can be obtained through exquisite raw material selection, rigorous production process, orderly reaction steps and efficient catalytic mechanism.

Chemical Reactions & Modifications

4-Aminodiphenylamine-2-sulfonic acid is also a chemical substance. Its chemical reaction and modification are related to the characteristics and applications of this substance.
In the past, the reaction path of this compound was often limited to traditional methods, and the obtained product was not ideal. However, today's chemical researchers are thinking hard and want to change it.
After many attempts, the ratio of temperature, pressure and reagent is adjusted in the reaction conditions to make the reaction more accurate. If a specific catalyst is introduced into the reaction system, the rate and direction of the chemical reaction can be changed, and the purity and yield of the product are beneficial.
In addition, the molecular structure is slightly modified to increase or decrease some groups and observe the change of its properties. After this modification, 4-aminodiphenylamine-2-sulfonic acid has more advantages in many fields, such as the preparation of dyes and medicine, and contributes to the development of chemistry.

Synonyms & Product Names

4-Aminodiphenylamine-2-sulfonic acid, this substance is quite important in the chemical industry. There are many other names for it, and there are many different names in the industry. Ancient theories about this substance also have different names.
It was recorded in ancient books, and its name may be called according to its characteristics, form and use. Although the years have changed, its essence has not changed. In the past, craftsmen and Fang families all remembered their research on it by the names of the time.
If in the past chemical research process, this substance may have different names due to the characteristics of amino and sulfonic acid groups. The name used at that time was different from today's 4-aminodiphenylamine-2-sulfonic acid, but it is the same. Looking at the saints of the past, it can be seen that the title of this thing has evolved, which is of great benefit to the study of chemical history.

Safety & Operational Standards

4-Aminodiphenylamine-2-sulfonic acid, an important chemical compound. In terms of its safe production and operation practices, many guidelines should be followed.
The preparation process must be carried out in a well-ventilated place. The relevant operators should wear complete protective equipment, such as protective clothing, gloves and goggles, to prevent skin and eye damage caused by contact. Because it may be irritating, if inadvertently exposed, rinse with plenty of water as soon as possible and seek medical attention in time.
When storing, keep it in a dry, cool and ventilated place, away from fire and oxidants. Storage containers must be well sealed to prevent leakage. If there is a leakage situation, personnel should be evacuated immediately, the leakage area should be isolated, and the leakage should be carefully collected to avoid its spread to the environment to prevent contamination of soil, water sources, etc.
In the use process, strictly follow the established operating procedures. Precisely control the reaction conditions, such as temperature, pressure and reaction time, to ensure a smooth and safe reaction. Reaction equipment needs to be regularly inspected and maintained to ensure that there are no hidden dangers and avoid accidents due to equipment problems.
In short, the safety and operating standards of 4-aminodiphenylamine-2-sulfonic acid are related to personnel safety and environmental safety. It must not be taken lightly. All regulations must be strictly implemented to ensure smooth production and other links.

Application Area

4-Aminodiphenylamine-2-sulfonic acid, this compound has a wide range of uses. In the field of dyeing and weaving, it can be used as a key raw material for synthetic dyes. The dyes made are bright in color and good in fastness. The fabric is dyed, and the color lasts for a long time. In the rubber industry, it also has important functions and is an excellent anti-aging agent. It can effectively delay the aging of rubber, enhance the stability and durability of rubber products, and make it can be used for a long time in different environments. In addition, in the synthesis of medicine, it can be used as an intermediate to help create new drugs and contribute to human health. Its application in various fields has shown extraordinary value and promoted the progress and development of related industries.

Research & Development

In recent years, I have devoted myself to the study of 4 - Amino Dianiline - 2 - Sulfonic Acid in the field of chemical industry. Its characteristics are unique and widely used, which is related to printing and dyeing and medicine.
At the beginning, I explored the preparation method and encountered many difficulties. The selection of raw materials, the precision of the ratio, and the temperature and pressure of the reaction all need to be carefully weighed. After countless attempts, the method of optimization can be obtained to gradually increase the yield and improve the quality.
Then, study its characteristics. Insight into its stability in different media and clarify the law of its reactivity. This is the foundation for expanding its application.
As for the application field, through unremitting exploration, in the printing and dyeing industry, the color is bright and lasting; in the pharmaceutical industry, it provides key raw materials for new drug research and development.
I am convinced that with time and continuous research, 4 - Amino Dianiline - 2 - Sulfonic Acid will be able to shine in more fields and promote the development of the industry.

Toxicity Research

Nowadays, there is a chemical substance called "4 - Amino Dianiline - 2 - Sulfonic Acid". I am a researcher of chemical substances, focusing on its toxicity research. This substance is often used in various chemical synthesis. However, its toxicity cannot be ignored.
After many experiments, it was found that if this substance accidentally touches the skin, or causes local redness, swelling, itching, and even ulceration that is difficult to heal. If you inadvertently suck its dust, it may hurt the respiratory tract, cause coughing, asthma, and damage the lungs for a long time. If you eat it by mistake, it will harm the viscera, stomach pain, vomiting and diarrhea, and endanger your life.
We should be careful, and when using it, we should strictly abide by the procedures and prepare protective equipment to prevent accidental exposure to drugs, ensure human health, and maintain environmental peace. We must not cause disaster due to temporary negligence.

Future Prospects

I have tasted the product of 4 - Amino Dianiline - 2 - Sulfonic Acid. Think about the future, what the heart wants, and hope to prosper.
This product is widely used in the field of chemical industry. Or as a raw material for dyes, add brilliance to the world; or in pharmaceutical preparation, help health. In the future, I expect that the technology will be refined, and its purity will be higher and the yield will be improved.
In addition, the road of research and development should pay more attention to environmental protection. Make the preparation method green and harmless, not only in line with the laws of nature, but also beneficial to long-term business. In this way, the future of 4 - Amino Dianiline - 2 - Sulfonic Acid will surely be able to develop its grand path, shine in various fields, and benefit everyone. This is also my vision.

Frequently Asked Questions

What are the main uses of 4-Amino Dianiline-2-Sulfonic Acid?

4-Amino-diphenylamine-2-sulfonic acid, this is an organic compound with a wide range of uses.
In the dye industry, it is often a key intermediate. Because of its specific chemical structure and properties, it can be converted into various dyes with bright colors and excellent performance through a series of chemical reactions. For example, in the synthesis of azo dyes, it can act as a diazo component or a coupling component, participating in the construction of complex dye molecular structures, giving fabrics rich and brilliant colors.
In the field of rubber additives, it also plays an important role. It can be used as a raw material for antioxidants, and through appropriate synthesis steps, it can prepare substances that can effectively delay the aging of rubber. Rubber products are susceptible to aging due to factors such as light, heat, and oxygen during use. This additive can enhance the stability of rubber, prolong its service life, and ensure that rubber products such as tires and hoses maintain good performance in different environments.
In the pharmaceutical and chemical industry, due to its unique chemical structure, it can provide basic structural units for some drug synthesis. Although not directly used as a drug, it plays an indispensable role in the development and production of drugs, assisting in the synthesis of compounds with specific pharmacological activities, providing important support for the development of the pharmaceutical field.
In summary, 4-amino-diphenylamine-2-sulfonic acid has important uses in many industrial fields and plays a key role in promoting the development of related industries.

What are the physical properties of 4-Amino Dianiline-2-Sulfonic Acid?

4-Amino-diphenylamine-2-sulfonic acid is one of the organic compounds. Its physical properties are quite critical, and its applications in many fields such as chemical industry depend on these properties.
Looking at its properties, it is mostly in a solid state under normal conditions. This solid state property makes it relatively convenient for storage and transportation. And its color state, often with a specific color, or white or yellowish, is also an important basis for identifying this compound.
When it comes to melting point, this compound has a specific melting point value. This melting point characteristic is of great significance in the process of purification and identification of compounds. By accurately measuring the melting point, the purity can be judged. If the melting point value matches the standard value, the purity is higher; conversely, if it deviates from the standard value, it may contain impurities.
Solubility is also an important physical property. In water and organic solvents, its solubility varies. In water, it may have a certain solubility, but the solubility may vary depending on temperature and other conditions. When heating up, the solubility may increase. In organic solvents, such as ethanol, acetone, etc., its solubility may be different from that of water. This difference provides many considerations for the choice of separation, purification and reaction medium.
Furthermore, density is also one aspect of its physical properties. The value of its density reflects its mass per unit volume, and needs to be considered in practical applications, such as material ratio, reaction system design, etc.
In addition, the physical properties of 4-amino-diphenylamine-2-sulfonic acid are still significantly affected by external environmental factors. Changes in temperature and pressure can affect its melting point, solubility and other properties. Therefore, in practical operation and application, it is necessary to pay careful attention to external environmental conditions to ensure the stability of its properties and smooth application.
To sum up, the physical properties of 4-amino-diphenylamine-2-sulfonic acid, such as properties, melting point, solubility, density, etc., play an important role in its research, production and application, and cannot be ignored by chemical practitioners and researchers.

Is 4-Amino Dianiline-2-Sulfonic Acid Chemically Stable?

4 - Amino + Dianiline - 2 - Sulfonic Acid, that is, 4 - aminodiphenylamine - 2 - sulfonic acid, this physical property is relatively stable.
Looking at its structure, it contains amino groups, sulfonic acid groups and other groups. The amino group has a certain alkalinity and can participate in many chemical reactions, but it is connected to the benzene ring system and is affected by the conjugation effect of the benzene ring. Its activity is regulated, and it is not easy to cause violent reactions without reason. The sulfonic acid group is a strong acidic group, which can make the substance exhibit acidic characteristics under specific conditions. However, it is connected to the benzene ring and is also stabilized by the benzene ring structure to a certain extent.
From the perspective of reactivity, although it contains reactive groups, due to the existence of the benzene ring system, the spatial resistance and electron cloud distribution change, so the reaction needs to be triggered by specific conditions and cannot be initiated at will. Under the conditions of conventional environmental temperature and humidity, if there are no specific reactants and reaction conditions, 4-aminodiphenylamine-2-sulfonic acid can maintain a relatively stable state, and it is not easy to decompose by itself or undergo significant chemical changes.
In summary, 4-aminodiphenylamine-2-sulfonic acid has relatively stable chemical properties in common environments.

What is the production process of 4-Amino Dianiline-2-Sulfonic Acid?

4-Amino-diphenylamine-2-sulfonic acid, the preparation method, in ancient times, there was an exquisite process.
In the past, to prepare this agent, it was first necessary to choose excellent raw materials. Often a specific aniline compound is used as the starting material, and its quality is related to the purity and yield of the final product. If the raw material is established, it will enter the reaction process.
The reaction is mostly carried out in a special container, under a suitable temperature and pressure environment, and an appropriate catalyst is added. Temperature control is essential, or it needs to be boiled slowly to make the reaction smooth and orderly; or it needs to be accelerated to accelerate the reaction process. The adjustment of pressure cannot be ignored. Appropriate pressure can make the reactants fully contact and improve the reaction efficiency.
The choice of catalyst is very knowledgeable. It is either a metal salt or an organic base, whose function is to reduce the activation energy of the reaction and make the reaction more likely to occur. During the reaction, it is necessary to carefully observe the changes of the material, such as the change of color and the change of odor, in order to determine the progress of the reaction.
After the reaction is completed, the product is still mixed in many impurities, and it needs to go through a delicate separation and purification process. Or use filtration to remove its insoluble matter; or use distillation to separate the required ingredients according to the difference in boiling point; or use recrystallization to make the product precipitate pure crystals in a suitable solvent.
Through this series of processes, refined 4-amino-diphenylamine-2-sulfonic acid can be obtained. This process has been honed over the years and has been continuously improved. However, the rigor and delicacy of the ancient method are still the cornerstone of future preparation processes.

What is the price range of 4-Amino Dianiline-2-Sulfonic Acid in the market?

4-Amino-diphenylamine-2-sulfonic acid, the price in the market is difficult to determine. The price of the cover often changes due to various reasons, such as the abundance of the production source, the state of supply and demand, the ups and downs of market conditions, and the novelty of the process.
In the past, if the source is wide and sufficient, when the demand has not increased greatly, the price may be slightly flat. However, if the raw materials are scarce, or the process changes, resulting in a drop in production and prosperity, the price will rise.
Today in "Tiangong Kaiwu" and the like, although the current price of this item is not detailed. However, according to common sense, the price of this product in the market, if it is of ordinary specifications and does not involve special refining, may range from tens to hundreds of yuan per kilogram. If it is of high purity and special refining, the price should be higher, or to thousands of yuan per kilogram, which is also unknown. The final price range changes at any time according to various market conditions and factors, and it is difficult to determine.