5-Acetamido-2-Aminobenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	376560
Chemical Formula	C8H10N2O4S
Molar Mass	230.24 g/mol
Appearance	White to off - white powder
Solubility In Water	Moderately soluble
Melting Point	~275 - 280 °C
Ph In Solution	Acidic due to sulfonic acid group
Odor	Odorless
Stability	Stable under normal conditions
Reactivity	Reactive with strong bases and oxidizing agents

Packing & Storage

Packing	5 - Acetamido - 2 - Aminobenzenesulfonic Acid: 1 kg packed in air - tight plastic bags.
Storage	5 - Acetamido - 2 - Aminobenzenesulfonic Acid should be stored in a cool, dry place, away from heat sources and direct sunlight. Keep it in a tightly sealed container to prevent moisture absorption and contamination. Store separately from incompatible substances like strong oxidizing agents to avoid potential chemical reactions. Ensure good ventilation in the storage area.
Shipping	5 - Acetamido - 2 - Aminobenzenesulfonic Acid is shipped in sealed, corrosion - resistant containers. Adequate padding is used to prevent breakage. Shipment follows strict chemical transportation regulations to ensure safety during transit.

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General Information

Historical Development

5-Acetamido-2-aminobenzenesulfonic acid has been developed through the ages, and its development process has been very interesting. At the beginning, the academic community was still shallow in its exploration, and only knew a little about it. However, as time went by, many talents devoted themselves to research. First, some wise men occasionally obtained relevant clues in experiments, which attracted everyone to explore. After countless repeated tests and improved processes, the method of its preparation gradually became mature. From the initial vague understanding to the clarification of its characteristics and uses, countless craftsmen have devoted their efforts. Today, this compound has emerged in many fields, helping to make dyes more colorful in the dyeing and weaving industry, and contributing to the research and development of new drugs in the pharmaceutical industry. Looking back on the past, its development is like a long scroll that is slowly unfolding, witnessing the unremitting efforts of scholars of all dynasties, and laying the foundation for continued research in future generations. The road ahead must be brighter and brighter.

Product Overview

5-Acetamido-2-aminobenzenesulfonic acid is one of the chemical products. Its color is white and fine, and it is often in the shape of a powder. This product has a wide range of uses in the chemical industry and is a key raw material in the synthesis of dyes.
Its preparation method has gone through many delicate processes. First take a specific reactant and mix it in a suitable ratio. Under precisely controlled temperature and pressure environments, it can chemically react. After many purifications and refinements, pure 5-acetamido-2-aminobenzenesulfonic acid can be obtained.
Looking at its chemical properties, it has certain stability. In case of strong acids and bases, it will also react. When storing, it is necessary to store in a cool and dry place to avoid coexistence with strong corrosive substances to prevent deterioration. Due to its importance in the chemical industry, its quality control is extremely strict. During the production process, strict standards must be followed to ensure product quality.

Physical & Chemical Properties

5-Acetamido-2-aminobenzenesulfonic acid, the physical and chemical properties of this substance are related to its application. Its color is white, it is crystalline, and it has a certain solubility in water. When heated, its structure may change.
In terms of its chemical properties, it is acidic, because it contains sulfonic acid groups. It can neutralize with bases to form corresponding salts. And its amino and acetamido groups can also participate in specific chemical reactions, such as acylation, alkylation, etc.
In terms of physics, the melting point is a specific value, which is a key indicator for identification. Its stability is acceptable in normal conditions, and it may be decomposed in case of strong acids, strong bases or high temperatures. These physical and chemical properties make 5-acetamido-2-aminobenzenesulfonic acid useful in dyes, medicine, and other fields.

Technical Specifications & Labeling

5-Acetamido-2-aminobenzenesulfonic acid is a chemical product that we study with great care. Its process specifications and standards (product parameters) are related to the quality of this product.
In the process specifications, the selection of raw materials needs to be carefully selected, the ratio must be accurate, and the reaction temperature and duration must also be strictly controlled. If the raw materials are mixed, they must be in a specific order to ensure that the reaction is sufficient. During the reaction process, the temperature fluctuation should not exceed a specific range to prevent side reactions from breeding.
In terms of product standards, the purity should reach a very high level, and the impurity content should be minimal. The appearance needs to show a specific color and shape, and all physical and chemical indicators must meet the established requirements. In this way, high-quality 5-acetamido-2-aminobenzenesulfonic acid can be produced to meet the needs of all parties.

Preparation Method

The preparation method of 5-acetamido-2-aminobenzenesulfonic acid is related to the raw materials and production process, reaction steps and catalytic mechanism.
First, an appropriate amount of aniline is taken and acetylated with acetic anhydride to obtain acetaniline. This step requires temperature control to make the reaction smooth. The chemical route is the nucleophilic substitution of the amino group and the acyl group of acetic anhydride in the aniline to form acetaniline.
Next, acetaniline is sulfonated in the sulfuric acid environment. During this period, pay attention to the concentration of sulfuric acid and the reaction time, because the position and degree of the introduction of sulfonic acid groups depend on this. After the reaction is completed, the acetyl group is broken through hydrolysis and the amino group is regained to obtain 5-acetamido-2-aminobenzenesulfonic acid.
In the catalytic mechanism, an appropriate amount of specific catalysts, such as some Lewis acids, can be added to accelerate the reaction, reduce the activation energy, and increase the yield. The whole process is closely connected to each step, and the proportion of raw materials and reaction conditions are key, so that the product can be efficiently prepared.

Chemical Reactions & Modifications

Nowadays, there are chemical substances called 5-acetamido-2-aminobenzenesulfonic acid. The chemical reaction and modification of this compound are related to many things. In the process of chemical synthesis, the reaction conditions are very critical. If the temperature is inappropriate, or the rate and direction of the reaction are different from expected, the product is impure and impurities are plentiful.
And its modification can be done by introducing other groups to change its chemical properties. If a hydrophilic base is added, it can increase its solubility in water and make it more suitable for use in aqueous systems. However, when modifying, it is necessary to carefully observe the change of its structure, lest the entry of new groups will damage the original characteristics.
In the process of reaction and modification, fine control can be used to obtain the ideal product, so that it can be used in various fields of chemical industry, such as dyes, medicine, etc., to demonstrate its ability, create profits for the industry, and add luster to people's livelihood.

Synonyms & Product Names

5-Acetamido-2-aminobenzenesulfonic acid, which is widely used in the chemical industry. There are many other names and trade names, such as the industry or often called p-acetamido-aniline o-sulfonic acid, which is a common synonym. There are also trade names named after specific trade names, which vary depending on the application scenarios and manufacturers.
Looking at all the ancient books, although this specific chemical is not directly described, its synthesis and application are an important link in the development of chemical industry. In today's chemical industry, 5-acetamido-2-aminobenzenesulfonic acid, with its unique chemical properties, plays a key role in dyes, pharmaceutical intermediates and other fields, laying the foundation for the preparation of many downstream products, just like masonry in Guangsha, indispensable.

Safety & Operational Standards

5-Acetamido-2-aminobenzenesulfonic acid is also a product of chemistry. Its safe production and operation specifications, our generation should be cautious.
At the beginning of its preparation, all raw materials must be checked for purity and quality, so as to meet the standards. The weighing of the medicinal material should be accurate and not make a mistake in the whole world.
In the operation room, ventilation is indispensable. This medicine has a peculiar smell and may be harmful to the body. The air should be smooth to expel turbid gas to ensure the health of the operator. The temperature and humidity should also be constant. If it is too high or too low, it can affect the quality of the product and even the safety of the brew.
When operating, all instruments must first be checked for damage to ensure that there is no danger. The speed of stirring and the degree of heating are all determined. The genus of fire candles, stay away from here, and prevent the danger of ignition and explosion.
The product is ready, and the method of storage is also required. Keep it in a dry and cool place, away from direct sunlight, to prevent it from deteriorating. Labels are clear, and the name, sex, and danger are written for reference.
When handling, handle it with care, and do not allow shock, collision, damage to the package, and material leakage. If there is any accidental leakage, quickly follow the disposal regulations to clean up and remove dirt, prevent pollution and protect the environment, and protect everyone's safety.
All these are the rules for the safe production and operation of 5-acetamido-2-aminobenzenesulfonic acid. Practitioners should keep them in mind and follow them to ensure that everything goes smoothly and there is no risk of safety.

Application Area

5-Acetamido-2-aminobenzenesulfonic acid has a wide range of uses. In the dyeing industry, it is an essential material for dyeing agents. With its ability to make the color on fabrics, the color is bright and firm, and it fades easily over time. And in the pharmaceutical industry, it also has its use. It can be used as an intermediate for various medicines, helping to form the power of medicines and treating human diseases. Such as antipyretic and analgesic agents, it may participate in the synthesis process, which is the key to making medicines. In the field of chemical research, researchers use it to explore new chemical methods and new chemical systems. Hope to obtain new materials with better performance and expand the use of chemical products. In general, 5-acetamido-2-aminobenzenesulfonic acid is important in the fields of dyeing, medicine and chemical research, and promotes the progress of all industries.

Research & Development

Wutao is dedicated to the research and development of 5-acetamido-2-aminobenzenesulfonic acid. This substance has unique properties and is widely used, and has potential value in many fields.
At the beginning, its synthesis path was explored. After repeated trials, the ratio of raw materials and the reaction temperature were adjusted for a long time. Despite many obstacles, such as low reaction yield and poor product purity, I did not give up lightly.
After unremitting research, we finally found an optimization method. After improving the synthesis process, the yield was significantly improved and the purity of the product reached expectations. At the same time, its physicochemical properties were further investigated to clarify its stability and reactivity in different environments.
Today, this achievement has been gradually put into application and has made its mark in the chemical, pharmaceutical and other industries. In the future, it needs to continue to improve, expand its application scope, and promote its further development, in order to bring more benefits to the industry.

Toxicity Research

The chemical industry is related to people's livelihood, but the study of poisons is crucial. In today's words 5 - Acetamido - 2 - Aminobenzenesulfonic Acid, the study of its toxicity should not be ignored.
If you study its toxicity, you should use scientific methods to explore its impact on living beings. Or observe its response to entering the body, observe the changes in the viscera, and analyze the state of cells. It also examines its effect on water, soil, plants, insects, fish, birds and beasts in the environment.
In the past, it had the nature of unknown poisons, and rashly used it, causing life to be wiped out and the environment to be evil. Today we are learning, when we take into account the loss of the past, we study the toxicity of 5 - Acetamido - 2 - Aminobenzenesulfonic Acid, understand its benefits and harms, and do our best for the chemical industry and people's livelihood. With a prudent attitude, we can get the exact theory, so that this business is prosperous and harmless, and the benefits are long-term.

Future Prospects

I try to study this product of 5-acetamido-2-aminobenzenesulfonic acid, observe its properties, test its quality, and think about its future development. This product is unique and may be of great benefit to all things in the chemical industry. In the future, or in the world of dyes, based on it, create brilliant colors and make dyes dazzling. Or in the field of medicine, with its characteristics, research new agents to treat various diseases and solve the suffering of everyone. Or in the manufacture of materials, with its properties, make special materials to meet the needs of all industries. Although the road ahead is uncertain, I believe that it will shine, and in the future, it will make great plans, for the progress of all karma and for the well-being of the world.

Frequently Asked Questions

What are the main uses of 5-Acetamido-2-Aminobenzenesulfonic Acid?

5-Acetamido-2-aminobenzenesulfonic acid, its main use, is related to the field of dyes and medicine. In the dye industry, this is a key intermediate for the preparation of various dyes. Because its structure contains specific functional groups, it can be coupled with other compounds through a series of chemical reactions to produce dyes with brilliant colors and excellent fastness. For example, when preparing azo dyes, it is often used as a diazo component or coupling component. Through diazotization and coupling reactions, the dyes are endowed with rich color and good dyeing properties. It is widely used in the textile printing and dyeing industry to make fabrics show a variety of colors.
In the field of medicine, it also has important uses. Due to its structural characteristics, it can participate in the synthesis of drug molecules with specific pharmacological activities. For example, in the preparation of some antipyretic, analgesic, and antibacterial and anti-inflammatory drugs, 5-acetamido-2-aminobenzenesulfonic acid can be used as a starting material or a key intermediate. After chemical modification and transformation, it can construct a molecular structure that meets the requirements of drug activity and plays an important role in human health. In short, 5-acetamido-2-aminobenzenesulfonic acid plays an indispensable role in both dyes and medicine, promoting the development of related industries.

What are the physical properties of 5-Acetamido-2-Aminobenzenesulfonic Acid?

5-Acetamido-2-aminobenzenesulfonic acid is one of the organic compounds. It has many physical properties, let me explain them one by one.
Looking at its appearance, it usually shows a white to light yellow crystalline powder state. This state is easy to identify and distinguish, and in many chemical production and experimental scenarios, the substance category can be preliminarily determined according to this characteristic.
When it comes to solubility, the substance is slightly soluble in cold water, but can be better soluble in hot water. This property is very critical. In chemical operations, if you want to dissolve it for subsequent reactions or separation operations, you can choose the appropriate temperature conditions according to the effect of temperature on its solubility. For example, when it needs to be fully dissolved, the use of hot water can improve the efficiency and degree of dissolution; if you want to purify it by crystallization, reduce the temperature, and use its slightly soluble properties in cold water to promote solute precipitation.
Melting point is also an important physical property. Its melting point is relatively stable, which is of great significance in the identification of substances. In the laboratory, the melting point can be determined by comparing it with the known standard melting point to determine whether the substance is 5-acetamido-2-aminobenzenesulfonic acid, or to test its purity. If the melting point of the sample matches the standard value and the melting range is narrow, it indicates that its purity is high; conversely, if the melting point deviates from the standard value or the melting range is wide, it indicates that it may contain impurities.
Furthermore, the stability of this substance also needs attention. Under normal storage and use conditions, its properties are relatively stable, but in case of extreme environments such as high temperature, strong acid and alkali, or chemical reactions may occur, resulting in changes in its structure and properties. Therefore, when storing, it is necessary to pay attention to environmental conditions to avoid contact with substances that may cause reactions to ensure its quality and performance.
In summary, the physical properties of 5-acetamido-2-aminobenzenesulfonic acid, such as appearance, solubility, melting point, and stability, are of great guiding significance for its application and treatment in chemical, pharmaceutical, and other fields. Practitioners should be familiar with and make good use of it.

5-Acetamido-2-Aminobenzenesulfonic the chemical properties of Acid

5-Acetamido-2-aminobenzenesulfonic acid, which is one of the organic compounds. Looking at its structure, it contains acetamido, amino and benzenesulfonic acid groups. This unique structure endows it with many chemical properties.
First of all, its acidity. Because of its benzenesulfonic acid group, it is acidic, and hydrogen ions can be partially ionized in water, showing the general properties of acids, such as neutralization with bases. Take sodium hydroxide as an example, when the two meet, the hydrogen ion of the sulfonic acid group combines with the hydroxide ion to form water to form the corresponding salt and water. This reaction is typical of acid-base neutralization.
Let's talk about its solubility. Since there are polar groups in the molecule, they have a certain solubility in polar solvents such as water, but their solubility is also affected by factors such as temperature. Usually, when the temperature increases, the solubility increases.
Its amino group is also reactive with the acetamide group. The amino group can participate in nucleophilic substitution reactions. If it encounters halogenated hydrocarbons, the nitrogen atom of the amino group attacks the carbon atom of the halogenated hydrocarbons with its lone pair of electrons, and the halogen atom leaves to form a new compound. Although the activity of acetamide groups is slightly inferior to that of amino groups, under certain conditions, such as in acidic or alkaline environments, acetyl groups can undergo hydrolysis and regenerate amino groups.
In addition, the compound can undergo characteristic reactions of benzene rings due to its benzene ring, such as electrophilic substitution reactions. The electron cloud density of the benzene ring is high, which is vulnerable to the attack of electrophilic reagents, and new substituents are introduced into the benzene ring.
In short, 5-acetamido-2-aminobenzenesulfonic acid is rich in chemical properties and has important uses in organic synthesis, dyes and other fields. It can be used as a key intermediate for the synthesis of a variety of fine chemicals.

What is the production method of 5-Acetamido-2-Aminobenzenesulfonic Acid?

5-Acetamido-2-aminobenzenesulfonic acid is an organic compound that is widely used in dyes, medicine and other fields. The preparation method often follows the following steps:
First take acetaniline as raw material, use concentrated sulfuric acid and fuming sulfuric acid as sulfonating agents, and under appropriate temperature conditions, make acetaniline sulfonate reaction. In this process, sulfate is ingeniously introduced into acetaniline molecules to form key intermediates. This step of reaction is extremely important, and precise control of temperature and reaction time is required. If the temperature is too high, it is easy to cause excessive sulfonation and generate unnecessary by-products; if the temperature is too low, the reaction rate is slow, which affects the yield.
After the sulfonation reaction is completed, the resulting sulfonated product is processed. Usually, the acetyl group is hydrolyzed off under specific conditions through a hydrolysis step to obtain the crude product of 5-acetamido-2-aminobenzenesulfonic acid. During hydrolysis, the choice of reagents and reaction conditions used is crucial, which will have a significant impact on the purity and yield of the product.
After the crude product is obtained, it often needs to go through a purification process to obtain a high-purity product. Methods such as recrystallization are often used to separate the product and impurities by the difference in solubility of different solvents to the product and impurities, thereby improving the purity of the product. This step requires careful operation, selecting a suitable solvent and controlling the crystallization conditions to ensure that the product is precipitated to the maximum extent and the purity is up to standard.
Preparation of 5-acetylamino-2-aminobenzenesulfonic acid requires strict control of each step of reaction and treatment. From raw material selection, reaction conditions regulation, to product purification, each step is of great significance to the quality and yield of the final product. Only in this way can 5-acetylamino-2-aminobenzenesulfonic acid be efficiently and high-quality prepared to meet the needs of industry and scientific research.

5-Acetamido-2-Aminobenzenesulfonic precautions in the use of Acid

5-Acetamido-2-aminobenzenesulfonic acid, when using, many matters need to be paid attention to.
The first is about its physical and chemical properties. This substance has a specific chemical structure and properties, or is solid, and dissolves differently in different solvents. When using it, its solubility must be clarified so that the appropriate solvent can be selected to help it disperse or react. If it is not selected properly, it may cause the reaction to be difficult and the product is impure.
The second is safety. It may be toxic and irritating. When operating, be sure to strictly follow safety procedures, wear protective clothing, gloves and goggles to prevent skin and eye contact. If you accidentally touch it, you should quickly rinse it with a lot of water and seek medical attention according to the specific situation. And this substance may be at risk of explosion under specific conditions, so the use environment must be well ventilated and away from fire and heat sources.
Furthermore, the reaction conditions are quite critical. When participating in a chemical reaction, factors such as temperature, pH, and reaction time have a great impact on the reaction process and product quality. If the temperature is too high or low, the reaction may be too fast, too slow, or even cause side reactions. Therefore, it is necessary to precisely control the temperature and adjust the pH according to the reaction characteristics to ensure that the reaction proceeds in the expected direction. At the same time, strictly control the reaction time, reach an appropriate time, and stop the reaction in time to obtain the ideal product.
Repeated, storage should not be underestimated. It should be stored in a dry, cool and ventilated place, away from direct sunlight and humid environment. Due to its chemical properties, improper storage or deterioration will affect the use effect.
In addition, the cleaning and maintenance of the instruments and equipment involved in use is also the main point. Clean it up in time to prevent residual substances from corroding the equipment, which will affect the accuracy and life of the next use.
At the end, when taking this substance, accurate weighing is of paramount importance. According to experimental or production requirements, using an accurate measuring tool to take an appropriate amount is not conducive to the follow-up process and product quality.
In conclusion, the use of 5-acetamido-2-aminobenzenesulfonic acid requires careful treatment in terms of physical and chemical properties, safety, reaction conditions, storage, instrument maintenance, and weighing to ensure that the use process is safe, efficient, and achieves the intended purpose.