Benzenesulfonic Acid, 2-Amino-3,5-Dimethyl-

Lingxian Chemical

Specifications

HS Code	475495
Chemical Formula	C8H11NO3S
Molar Mass	201.24 g/mol
Appearance	Solid
Solubility In Water	Soluble
Ph	Acidic
Stability	Stable under normal conditions

Packing & Storage

Packing	1 - kg pack of 2 - Amino - 3,5 - dimethylbenzenesulfonic acid in sealed chemical - grade packaging.
Storage	Storage of 2 - Amino - 3,5 - Dimethylbenzenesulfonic Acid Store this chemical in a cool, dry, well - ventilated area, away from heat sources and open flames. Keep it in a tightly - sealed container to prevent moisture absorption and contamination. As it may react with oxidizing agents, store it separately from such substances. Label the storage area clearly for easy identification and safety.
Shipping	Benzenesulfonic acid, 2 - amino - 3,5 - dimethyl - is shipped in containers suitable for corrosive chemicals. It must be transported in compliance with safety regulations to prevent spills and ensure safe transit.

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Benzenesulfonic Acid, 2-Amino-3,5-Dimethyl-

General Information

Historical Development

About the history of 2-amino-3,5-dimethylbenzenesulfonic acid
The origin of 2-amino-3,5-dimethylbenzenesulfonic acid originated from the study of chemistry by various scholars. At the beginning, when the theory of organic synthesis was still unknown, the characteristics and preparation methods of all substances were to be explored.
At that time, everyone worked hard, with the foundation of the micro-end, accumulating a few steps and exploring the path. At the beginning, there were ingenious thinkers, and in the midst of numerous experiments, they got the clue of 2-amino-3,5-dimethylbenzenesulfonic acid. When it was first made, the output was meager, and the method was many twists and turns, which was time-consuming and time-consuming.
However, with the passage of time, the heart of scholars has become stronger, and the method of research has advanced day by day. From the refinement of the instrument to the perfection of the theory, the production of this thing has been promoted to a better state. The output has gradually increased, and the quality has also been excellent. Therefore, it has been widely used in various chemical fields, contributing to the prosperity of industry, leaving an indelible mark on the path of chemical evolution.

Product Overview

Product Overview
There is a product called Benzenesulfonic Acid, 2 - Amino - 3,5 - Dimethyl -. This substance is an organic compound with a unique molecular structure. On the benzene ring, sulfonic acid groups, amino groups and dimethyl groups interact according to their positions, giving the product special physical and chemical properties.
From the perspective of physical properties, under room temperature, or a crystalline solid, white and pure in color, with a certain luster. Melting point and boiling point have their specific values, which are the signs of their physical properties. In terms of solubility, it is soluble in specific solvents, laying the foundation for its various reactions and applications.
Discusses chemical properties, because it contains sulfonic acid groups, which are acidic and can neutralize with alkali substances; the existence of amino groups allows them to participate in many nucleophilic substitutions and other reactions, exhibiting a variety of chemical activities. In the field of organic synthesis, or as a key intermediate, it can be converted into various high-value compounds through a series of reactions and has a wide range of uses.

Physical & Chemical Properties

Fu2-amino-3,5-dimethylbenzenesulfonic acid is also an organic compound. Its physical and chemical properties are related to many aspects.
In terms of its physical properties, it may be solid at room temperature, and its color state may have its own characteristics. Its melting point and boiling point are all important physical characteristics. The melting point is the critical temperature at which a substance changes from a solid state to a liquid state, and the boiling point is the key temperature for liquefaction to a gaseous state. These two are very important in the identification and purification of the compound.
As for its chemical properties, its molecular structure contains functional groups such as amino groups and sulfonic acid groups, giving it unique chemical activities. The amino group is alkaline and the sulfonic acid group is acidic. The interaction between the two allows the compound to participate in many chemical reactions. It can neutralize with acids and bases, and can also react with other compounds such as substitution and condensation. It has its unique use in the field of organic synthesis. Knowing the physical and chemical properties of this compound can lay a solid foundation for its research and application.

Technical Specifications & Labeling

On June 15, 2024, a chemical product researcher described the technical specifications and identification (product parameters) of 2-amino-3,5-dimethylbenzenesulfonic acid in classical Chinese form:
Today there is a thing called 2-amino-3,5-dimethylbenzenesulfonic acid. Its color is pure and white, like a fine powder, with a uniform texture. Looking at its properties, it is slightly soluble in water, easily soluble in alcohol, and gradually melts when heated, but does not explode.
On its label, on the packaging, the name is clear, and the ingredients noted are detailed and correct. The amount of content should be 90% to 50%, and the amount of impurities must be minute. And it needs to be clearly marked with a warning to prevent accidental contact, sniffing, and body injury. When storing, it should be placed in a cool and dry place, away from water and fire, and away from other things to prevent changes. In this way, this thing can be preserved for use.

Preparation Method

The method of preparing 2-amino-3,5-dimethylbenzene sulfonic acid is related to the raw materials and production process, reaction steps and catalytic mechanism. First, take an appropriate amount of xylene, place it in a special kettle, use sulfuric acid as a sulfonating agent, slowly inject it, and strictly control the temperature in a suitable range. This step is the sulfonation reaction.
Wait for the sulfonation to be completed, cool down, add a specific amination reagent, heat up and stir to promote its amination. In this process, the reaction rate and yield are related to the choice of catalyst. Selecting a high-efficiency catalyst can increase the reaction rate and improve the purity of the product.
And the reaction time, temperature and proportion of the reactants in each step need to be precisely controlled. If the temperature is too high during sulfonation, side reactions will increase; improper proportion of reagents during amination will also affect the quality of the product. After this series of operations, 2-amino-3,5-dimethylbenzenesulfonic acid can be obtained. However, to obtain high-purity products, subsequent purification and refining methods are required.

Chemical Reactions & Modifications

Nowadays, there is a chemical substance called 2-amino-3,5-dimethylbenzenesulfonic acid (Benzenesulfonic Acid, 2-Amino-3,5-Dimethyl -). In the field of chemistry, its reaction and modification are often studied by us.
To observe this substance and understand its reaction, we must carefully observe the structure of its molecules and the connection of atoms. When encountering various reagents, the transfer of electrons and the change of bonds are all signs of reaction. Or nucleophilic substitution, or oxidation and reduction, each according to its own theory.
As for modification, we hope to be able to adjust its properties so that it can be used. Either increase its solubility, or strengthen its stability, all depend on ingenuity and wonderful methods. It can introduce other groups, change the cloth of charge and the shape of space, and then obtain novelty.
Study this chemical substance, and make unremitting exploration in the study of reaction and modification, hoping to be able to understand its mysteries and contribute to the progress of chemistry.

Synonyms & Product Names

A certain chemist tried to study a thing called "Benzenesulfonic Acid, 2 - Amino - 3,5 - Dimethyl -". The same name and business name of this thing are both important for inquiry.
In ancient books, the names of various things often change with the world, and it is not uncommon to have more than one medicine and more than one thing. This "Benzenesulfonic Acid, 2 - Amino - 3,5 - Dimethyl -" also has different names. The same name, or depending on its nature and structure; those who trade names, involve the rules of market changes, and the convenience of merchants.
Today's researchers can only get a full glimpse of the mystery of this thing when they understand its various appellations. Knowing the same name and business name is beneficial to all ends of knowledge, use, and market. Although the names are different but the quality is the same, it is easy to make mistakes. Therefore, it is an urgent task for chemical research to identify the same name and business name of "Benzenesulfonic Acid, 2 - Amino - 3,5 - Dimethyl -".

Safety & Operational Standards

About 2-amino-3,5-dimethylbenzenesulfonic acid product safety and operating specifications
Fu 2-amino-3,5-dimethylbenzenesulfonic acid is a common chemical in chemical research. During its research and operation, safety regulations should be kept in mind first.
Anyone who comes into contact with this object must wear suitable protective equipment. Such as chemically resistant gloves to prevent them from touching the skin and causing damage to the skin; anti-goggles are also indispensable to prevent them from splashing into the eyes and keep the eyes safe. And the place of operation must be well ventilated. If it is in a closed place, it will evaporate gas, or cause respiratory discomfort, or even endanger health.
Operating specifications are also essential. When weighing, use a precise device and measure the appropriate amount according to the needs of the experiment. Don't be greedy for too much, avoid waste, and avoid the danger of excessive amounts. When dissolving, slowly add it to the solvent and stir at the same time. Do not do the opposite to prevent violent reactions.
There are also rules for storing this thing. It should be placed in a cool, dry place, away from fire and heat sources, because it may be flammable. And it should be separated from oxidants and alkalis to avoid interaction and unexpected changes.
If you accidentally touch it or splash it on your body, rinse it with plenty of water as soon as possible. Those who touch the skin, seek medical attention after rinsing; those who enter the eyes, open the eyelids when rinsing to ensure thorough rinsing, and then rush to the medical office.
The safety and operation specifications of Fu 2-amino-3,5-dimethylbenzenesulfonic acid are related to the safety of the researcher and the smooth operation of the experiment. It must not be taken lightly. It must be strictly followed to ensure safety.

Application Area

"2-Amino-3,5-dimethylbenzenesulfonic acid application field"
Fu 2-amino-3,5-dimethylbenzenesulfonic acid (Benzenesulfonic Acid, 2 - Amino - 3,5 - Dimethyl -) is used in many fields. In the dye industry, it can be used as a key intermediate. After clever synthesis, it can produce bright and stable dyes, making fabric dyeing more gorgeous and lasting. In the field of pharmaceutical and chemical industry, it also plays an important role. With its special chemical structure, it can participate in the synthesis of drugs and provide the possibility for the creation of new drugs. And in the preparation of some fine chemical products, as an indispensable raw material, it helps to improve product quality and performance. From this perspective, this compound has shown unique value in many fields of chemical industry, and is an important element to promote the development of the industry.

Research & Development

Wutao is dedicated to the research of 2-amino-3,5-dimethylbenzenesulfonic acid. This substance has unique chemical properties and has potential applications in many fields.
At the beginning, we studied its synthesis method. After repeated attempts, we optimized the reaction conditions and strived to improve the yield and purity. During this time, we carefully studied the proportion, temperature, reaction time and other factors of each reactant to achieve the best effect.
Then, we investigated its properties, considered its stability, solubility, etc., and gained insight into its performance in different environments. After many experiments, its characteristics were gradually clarified, paving the way for subsequent applications.
Looking to the future, we want to expand its application scope, or find breakthroughs in materials science, drug development and other fields. We hope to make unremitting efforts to promote the development of 2-amino-3,5-dimethylbenzenesulfonic acid, and add bricks to the chemical field to achieve a higher level.

Toxicity Research

After studying benzenesulfonic acids, the focus is now on the toxicity of 2-amino-3,5-dimethylbenzenesulfonic acid. This substance may have applications in the chemical industry, but its toxicity should not be underestimated.
Detailed observation of its properties requires rigorous methods. After various experiments, observe its impact on organisms. Or test it on insects, observe its behavior and growth changes; or try it on plants and trees, see its vitality and metabolism.
The study of toxicity is related to the safety of living beings. If the toxicity is very strong, it will accidentally enter the environment and harm all things. If the water body is polluted, it will be difficult for fish to survive; if the soil is contaminated, the grass and trees will not thrive. Therefore, to study its toxicity, in order to prevent problems before they occur, we hope to use scientific methods to understand its benefits and harms, so that this thing can be used properly, avoid harm and seek profit, and ensure the safety of nature and the peace of life.

Future Prospects

Today, this 2-amino-3,5-dimethylbenzenesulfonic acid has unique properties and a wide range of uses. In the domain of industry, it can be used as a raw material for dyes and pharmaceutical synthesis, and the prospect is promising.
Although the current preparation method may be complicated, our scientific researchers are studying day and night, hoping to find a convenient and efficient way. In the future, we hope that the preparation process can be greatly improved, the cost will be sharply reduced, and the output will surge.
And this compound may emerge in emerging fields, such as materials science. We should use our diligence to explore its more potential capabilities, so that it can shine brightly in the future technological wave, add luster to human well-being, and develop endless bright prospects.

Frequently Asked Questions

What are the main uses of 2-amino-3,5-dimethylbenzenesulfonic acid?

2-% hydroxy-3,5-dimethylbenzoic acid, this is an organic compound. Its main use is quite extensive, in the field of medicine, often used as a key intermediate in drug synthesis. For example, it can participate in the preparation of specific antibacterial and anti-inflammatory drugs, and give drugs unique activities and pharmacological properties through its special chemical structure.
In the field of materials science, it also plays an important role. It can be used to synthesize polymer materials with special properties, such as some smart materials that are sensitive to environmental factors. Due to the presence of hydroxyl and methyl groups in its molecular structure, it can change the physical and chemical properties of materials, such as improving the stability of materials and adjusting the solubility of materials.
In the fine chemical industry, it is also an important raw material. It can be used to prepare high-grade coatings, fragrances and other fine chemicals. In the preparation of coatings, it can improve the film formation, adhesion and weather resistance of coatings; in the synthesis of fragrances, its unique chemical structure may bring a special aroma to fragrances, enhancing the quality and uniqueness of fragrances.
This compound has shown indispensable value in many fields due to the specific arrangement and properties of hydroxyl and methyl groups in its structure, providing a key foundation for the development and production of many products.

What are the physical properties of 2-amino-3,5-dimethylbenzenesulfonic acid?

2-% hydroxy-3,5-dimethylbenzoic acid is an organic compound. It has the following physical properties:
This substance is mostly white to light yellow crystalline powder at room temperature. Looking at its color and shape, the pure color and white matter are pure, but due to impurities, etc., or a light yellow tone, the powder is delicate and the particles are uniform.
The melting point range is about 172-174 ° C. When heated to this temperature range, the substance gradually melts from the solid state to the liquid state. This melting point characteristic is an important basis for identification and purification. When the compound is covered with different purity, the melting point may be slightly offset. The higher the purity, the closer the melting point to the standard range.
The boiling point is about 346.7 ° C. At this temperature, the substance changes from a liquid state to a gaseous state violently, and a large number of molecules obtain enough energy to escape from the liquid surface. The boiling point is also related to the purity of the substance and the external pressure. When the external pressure changes, the boiling point will also change accordingly.
The relative density is about 1.25 (20 ° C). That is, at 20 ° C, the ratio of the density of the substance to the density of water at the same temperature is 1.25, which reflects the characteristics of its unit volume mass. It can be used for the separation and identification of substances and helps to judge its distribution in the mixture.
In terms of solubility, it is slightly soluble in water. Although its molecular structure contains hydrophilic groups such as hydroxyl and carboxyl groups, the presence of methyl groups increases the hydrophobicity of the molecule, resulting in limited solubility in water. But it is soluble in organic solvents such as ethanol, ether, and acetone. The molecular structure of organic solvents is similar to that of 2-% hydroxy-3,5-dimethylbenzoic acid. According to the principle of "similar miscibility", the substance can be well dissolved in it. This property is often used in the process of organic synthesis, separation and purification. For example, the substance is extracted with a suitable organic solvent to achieve separation from other impurities.

What are the chemical properties of 2-amino-3,5-dimethylbenzenesulfonic acid?

2-% hydroxy-3,5-dimethylbenzoic acid is an organic compound with the following chemical properties:
- ** Acidic **: Its molecule contains a carboxyl group (-COOH), which makes the substance acidic. In solution, the carboxyl group can dissociate hydrogen ions (H 🥰), exhibiting the characteristics of an acid and capable of neutralizing with bases. For example, when reacting with sodium hydroxide (NaOH), the hydrogen ion in the carboxyl group combines with the hydroxide ion (OH) to form water, resulting in the corresponding carboxylate and water. The reaction equation is: 2-hydroxy-3,5-dimethylbenzoic acid + NaOH → 2-hydroxy-3,5-dimethylbenzoate sodium + H2O O.
- ** Hydroxy reaction **: The intramolecular hydroxyl group (-OH) can participate in many reactions. One is esterification reaction. Under acid catalysis, the hydroxyl group can react with carboxylic acid to form esters. For example, under concentrated sulfuric acid catalysis and heating conditions, the corresponding esters and water are formed with acetic acid. At the same time, the hydroxyl group is affected by the benzene ring, and its hydrogen atom has a certain activity and can be replaced by some nucleophilic reagents.
- ** Benzene ring reaction **: The benzene ring of this compound is aromatic and can undergo electrophilic substitution reaction. Because both hydroxyl and methyl are power supply groups, the electron cloud density of the benzene ring will increase, making it more susceptible to electrophilic attack. Common reactions such as halogenation, in the presence of catalysts such as iron trihalides, benzene rings can be substituted with halogen elements, and halogen atoms replace hydrogen atoms on benzene rings. In addition, electrophilic substitution reactions such as nitration and sulfonation reactions can also occur.
- ** Oxidation Reaction **: The hydroxyl groups in the molecule have certain reductivity and may be oxidized when encountering strong oxidants. The methyl groups of the side chain of the benzene ring can be oxidized to carboxylic groups under specific conditions, such as under the action of the strong oxidant potassium permanganate (KMnO). If the reaction conditions are properly controlled, specific oxidation transitions can be achieved.

What is the synthesis method of 2-amino-3,5-dimethylbenzenesulfonic acid?

To prepare 2-amino-3,5-dimethylbenzoic acid, the following method can be used:
Start with 3,5-dimethylbenzoic acid as raw material. First, 3,5-dimethylbenzoic acid is co-heated with mixed acid (mixture of sulfuric acid and nitric acid), and nitrification is carried out. In this step, because the methyl group on the benzene ring is an ortho-para-position group, the nitro group is mainly introduced in the ortho or para-position of the methyl group, and 3,5-dimethyl-4-nitrobenzoic acid can be obtained.
Then, 3,5-dimethyl-4-nitrobenzoic acid is reduced to an amino group with a suitable reducing agent, such as iron and hydrochloric acid, or hydrogen under the action of a suitable catalyst (such as palladium carbon), to obtain 2-amino-3,5-dimethylbenzoic acid.
Or start from 3,5-dimethyltoluene. First nitrate 3,5-dimethyltoluene to obtain 3,5-dimethyl-4-nitrotoluene. Then oxidize the methyl to a carboxyl group with a mild oxidizing agent, such as potassium permanganate, to obtain 3,5-dimethyl-4-nitrobenzoic acid. In the next step, the target product 2-amino-3,5-dimethylbenzoic acid is obtained by reducing the nitro group as before.
During operation, the reaction conditions should be controlled carefully at each step. For example, in the nitration reaction, temperature and the proportion of mixed acid all affect the yield and purity of the product. In the reduction reaction, the amount of reducing agent, reaction time and temperature are also critical. In this way, it is expected to obtain 2-amino-3,5-dimethylbenzoic acid in a higher yield.

What is the price range of 2-Amino-3,5-dimethylbenzenesulfonic acid in the market?

The price of various drugs in the market often varies with time and place. As for the price of 2-amino-3,5-dimethylbenzoic acid, it is also difficult to determine.
The price of this drug is often affected by many factors. First, the price of raw materials. If the raw material is not easy to obtain, or there is a change in the origin, which causes the price of raw materials to rise, the price of the drug will also rise. Second, the simplicity of the manufacturing process. If the preparation method requires exquisite skills, complex processes, and a lot of manpower and material resources, the price will not be cheap. Third, the supply and demand of the market. If there are many people who want it, but there are few products, the price will rise; conversely, if the supply exceeds the demand, the price will fall.
I have heard that in ordinary times, the price of this medicine per catty may be between tens of gold and hundreds of gold. In case of bad luck, such as natural and man-made disasters causing shortage of raw materials, or sudden increase in demand in the market, the price may be doubled or even several times. There are also those who have reduced the price due to the improvement of manufacturing technology.
Therefore, if you want to know the exact price of this medicine, you should carefully observe the market situation and visit various drug dealers and workshops before you can get it. The market is unstable, and the price is uncertain. Only real-time news can be used as evidence for confirming the price.