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Sulfonic Acid Series

Sulfamic Acid Series

Guanidine Series

Sodium 2-Amino-5-Nitrobenzenesulphonate

Lingxian Chemical

Specifications

HS Code	457771
Chemical Formula	C6H5N2NaO5S
Molar Mass	248.17 g/mol
Appearance	Yellow to orange powder
Solubility In Water	Soluble
Ph Of Aqueous Solution	Alkaline
Melting Point	Decomposes
Odor	Odorless
Stability	Stable under normal conditions
Hazard Class	Irritant

As an accredited Sodium 2-Amino-5-Nitrobenzenesulphonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

Packing & Storage

Packing	50 - kg bags of Sodium 2 - Amino - 5 - Nitrobenzenesulphonate with secure chemical - resistant packaging.
Storage	Sodium 2 - Amino - 5 - Nitrobenzenesulphonate should be stored in a cool, dry, well - ventilated area away from heat and open flames. Keep it in a tightly sealed container to prevent moisture absorption. Store it separately from incompatible substances like strong oxidizers and acids to avoid potential chemical reactions.
Shipping	Sodium 2 - Amino - 5 - Nitrobenzenesulphonate should be shipped in tightly - sealed containers, safeguarded from moisture and heat. It's classed as a chemical requiring proper handling to prevent spills and ensure transportation safety.

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General Information

Historical Development

The chemical industry is changing with each passing day, and many products have come into being. Today there is Sodium 2 - Amino - 5 - Nitrobenzenesulphonate. In the past, when it first appeared, it was only known to a few talented people. At that time, the process was not refined, the preparation was difficult, and the output was very small.
However, the years passed, and many people with lofty ideals worked hard to study its method. Or improve the process, or explore new paths. After countless cold and heat, the preparation technology has become more mature and the output has gradually increased.
Up to now, this product has been used more and more in various fields of chemical industry. From the color of printing and dyeing to the auxiliary of medicine, it has its merits. Looking at the path of its development, it is like a boat on the sea. Although it has weathered wind and rain, it has finally reached the road, which is a good story in the history of chemical industry.

Product Overview

Product Overview (in classical Chinese form)
Today there is a product called Sodium 2-Amino-5-Nitrobenzene Sulfonate (Sodium 2-Amino-5-Nitrobenzenesulphonate). Its color is different, often in the shape of powder, and it is delicate and uniform.
This product is widely used in the field of chemical industry. It can be a key raw material for dye synthesis. Through various delicate synthesis methods, it can be mixed and reacted with other substances to produce dyes with brilliant color and good fastness, which can be used to dye and weave various fabrics to make them dazzling.
And its chemical properties are unique. Under specific conditions, it can exhibit stable reaction characteristics and lay the foundation for many complex chemical synthesis paths. During synthesis, there are strict requirements for the temperature, humidity, pH and other conditions of the reaction. There is a slight difference, or the product is impure and loses its effectiveness. The preparation process needs to be carefully controlled to obtain high-quality products for industrial production.

Physical & Chemical Properties

"On the Physicochemical Properties of Sodium 2-Amino-5-nitrobenzene Sulfonate"
Today's discussion of sodium 2-amino-5-nitrobenzene sulfonate. Its color is often white, or slightly yellow powder. Looking at its physical properties, it has a certain solubility in water. At room temperature, it can slowly dissolve in water, and the solution is slightly clarified. Its melting point also has characteristics. After careful determination, it is about a specific temperature range. This temperature is the key node of its solid-state transition to liquid state.
When it comes to chemical properties, the substance has certain stability. When exposed to strong acid and alkali, or under high temperature and strong oxidation environment, its structure is prone to change. In chemical reactions, amino groups, nitro groups, and sulfonic acid groups can all participate in the reaction, triggering a variety of chemical changes. Its sulfonic acid groups can be replaced with alkali metal ions to generate corresponding salts. And amino groups and nitro groups, under appropriate conditions, may participate in nucleophilic and electrophilic reactions, showing unique chemical activities and potential applications in chemical synthesis and other fields.

Technical Specifications & Labeling

Sodium 2 - Amino - 5 - Nitrobenzenesulphonate, it is also a matter of transformation. Its technology is important.
Technology, the first is the degree of composition, and its essence must be required.
Its shape, or the powder of the solid, or the crystal of the crystal, are all appropriate.

In terms of name, Sodium 2 - Amino - 5 - Nitrobenzenesulphonate, can not be used. Products such as molecular weight, melting, boiling, etc., all need to be explained. In this way, it is possible to make the user understand its nature and improve its performance, so as to be suitable for work and scientific research, so as to avoid mistakes and ensure results.

Preparation Method

To make Sodium 2 - Amino - 5 - Nitrobenzenesulphonate, the raw materials and production process are very critical. First take the appropriate nitrobenzenesulfonic acid and use it as the starting material. In a specific reactor, add an appropriate amount of ammonia water to control the reaction temperature and pressure. At the beginning of the reaction, the temperature should be raised slowly, about 60 - 80 degrees Celsius, and the pressure should be maintained at 2 - 3 atmospheres. This is the process of replacing the sulfonic acid group with an amino group. When the reaction proceeds to a certain extent, continue to stir, observe the reaction phenomenon, and the solution gradually clarifies. Then lower the temperature to 40 - 50 degrees Celsius, and add an appropriate amount of alkaline substances to adjust the pH value, so that the reaction can be advanced in a favorable direction. When the reaction is complete, the product can be obtained after separation and purification. This preparation method requires strict control of each reaction step to ensure product quality and yield.

Chemical Reactions & Modifications

I am committed to the research of chemical products, especially Sodium 2 - Amino - 5 - Nitrobenzenesulphonate. Its chemical reaction and modification are related to many properties and applications, and are the key to research.
Looking at its chemical reaction, slight changes in raw material compatibility and reaction conditions can cause differences in product characteristics. Temperature, pH are slightly poor, or the reaction rate and product purity are affected. If precise control and optimization of conditions can make the reaction go the desired way.
As for modification, want to expand its application domain. Or introduce specific groups to change its molecular structure and increase its stability and solubility. After repeated tests, the effectiveness of different modification methods was observed, and the best method was obtained, so that this chemical could be used in various fields such as industry and scientific research to develop its unique use, to supplement time needs, and to contribute to the progress of chemistry.

Synonyms & Product Names

Sodium 2 - Amino - 5 - Nitrobenzenesulphonate, this thing also has many aliases, and its trade names also have their own names.
In terms of concept, it may be called "sodium 2-amino-5-nitrobenzene sulfonate", which is a common name, which directly describes the elements of its chemical structure. Also known as "sodium 5-nitro-2-aminobenzene sulfonate", although the word order is different, it refers to one thing.
In the field of commodities, some merchants have named it in the name of characteristics, aiming to be unconventional and eye-catching. However, no matter what the name is, its core is Sodium 2 - Amino - 5 - Nitrobenzenesulphonate. Although the names are different, they are actually synonymous and refer to this specific chemical product. In chemical research and application, it is necessary to clarify its many titles to avoid confusion.

Safety & Operational Standards

Sodium 2 - Amino - 5 - Nitrobenzenesulphonate, chemical products are also. Its safe production and operation practices should be carefully and carefully.
First word safety. This material may be dangerous, if not handled properly, it may endanger people and the environment. When storing, it must be in a dry, cool and well-ventilated place, away from fire and heat sources to prevent accidents. And it must be placed separately from oxidants, acids and other substances to avoid their interaction and harm. When handling, handle it with care, so as not to damage the package and cause it to leak.
Times and operating specifications. Operators must be professionally trained and familiar with operating procedures and safety knowledge. The operating room should be equipped with effective ventilation equipment to remove harmful gases. If powder handling is involved, it is advisable to wear a dust mask, goggles and protective gloves to prevent it from entering the body. After the operation, the site should be cleaned in time, and hands should be washed to prevent residue.
If a leak unfortunately occurs, the first thing to do is to evacuate the crowd and isolate the scene. Small leaks can be collected in a dry, clean, covered container with a clean shovel; if there are large leaks, it is necessary to build an embankment or dig a pit for containment, and transfer them to a tanker or a special collector for recycling or transportation to a waste treatment site for disposal.
In short, the production and use of Sodium 2 - Amino - 5 - Nitrobenzenesulphonate must be based on safety and strictly abide by the operating specifications to ensure foolproof, harmless to people and the environment.

Application Area

About the application field of sodium 2-amino-5-nitrobenzene sulfonate
Sodium 2-amino-5-nitrobenzene sulfonate is useful in various fields. In the dyeing and weaving industry, it is a key coupling component and is often used in the preparation of reactive dyes and acid dyes. Reactive dyes can covalently bind with fibers to make fabrics bright and lasting. In this preparation, 2-amino-5-nitrobenzene sulfonate sodium contributes a lot, helping dyes to obtain good dyeing properties and making fabrics last for a long time.
In the pharmaceutical and chemical industry, it also has a place. It is a raw material for the synthesis of specific pharmaceutical intermediates. After a series of reactions, it can be turned into a substance with specific pharmacological activity. Although it is not a direct drug, it is an important cornerstone of drug synthesis and is related to the efficacy and quality of drugs.
Furthermore, in the manufacture of pigments, it can affect the color, brightness and light resistance of pigments. With its participation in pigment synthesis, it can produce high-quality pigments, which are widely used in inks, coatings and other industries, so that products have good color performance and stability.
In general, sodium 2-amino-5-nitrobenzene sulfonate plays a significant role in dyeing, weaving, medicine, pigments and other fields, and is of great significance to the development of various industries.

Research & Development

I am committed to the study of Sodium 2 - Amino - 5 - Nitrobenzenesulphonate. At first, observe the method of its preparation, or take various raw materials, according to a certain order, temperature and humidity, through several reactions. However, when preparing, often encounter obstacles, such as the reaction rate is not up to expectations, the purity of the product is also insufficient.
Then explore its properties. In terms of physics, observe its color, state, and melting point to know its properties. In terms of chemical properties, test its reaction with various substances to know its activity.
In the research, think about its application domain. In industry, it can be used as a raw material for dyes, because of its special structure, or it can give color to fabrics. In scientific research, it can be an intermediate for organic synthesis and a path for the synthesis of new compounds.
I hope that in the future, there will be new technologies to improve the rate of preparation and increase the purity of its products. It is also hoped that its application field will be wider, and it will contribute to the development of industry and scientific research, so that this research result will benefit all parties and have long-term development.

Toxicity Research

Toxicity of Sodium 2 - Amino - 5 - Nitrobenzenesulphonate. This substance is also used in chemical industry. To investigate its toxicity in detail, first look at its chemical structure, containing amino groups, nitro groups and sulfonate groups. Nitro groups are often toxic, or can damage human cells and disturb metabolism. Although amino groups and sulfonate groups have different properties, they also have an impact on overall toxicity.
Review the experimental data, take animals as a test, and observe their reactions after ingesting this substance. See that the test animals may have physiological abnormalities, such as slow movement, reduced food intake, and pathological changes in the organs.
Therefore, Sodium 2 - Amino - 5 - Nitrobenzenesulphonate has certain toxicity, and when it is produced and used, it should be carefully prevented from harming life, health and the environment.

Future Prospects

Looking at the Sodium 2 - Amino - 5 - Nitrobenzenesulphonate I am researching now, it has extraordinary potential. This substance has the potential to emerge in many fields. In industrial applications, it may optimize production processes, improve product quality, and bring new changes to the industry. At the scientific research level, it is expected to lead to more innovative exploration and expand the boundaries of knowledge.
Looking to the future, I firmly believe that it will shine. Or help the research and development of new materials, promote science and technology to make great progress; or find a good path in the field of environmental protection and contribute to ecological balance. Its development prospect is like the rising sun, full of hope and vitality. With time and careful study, we will be able to unearth its deep value, contribute to human well-being, and achieve a brilliant career.

Where to Buy Sodium 2-Amino-5-Nitrobenzenesulphonate in China?

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Frequently Asked Questions

As a leading Sodium 2-Amino-5-Nitrobenzenesulphonate supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

What are the main uses of Sodium 2-Amino-5-Nitrobenzenesulphonate?

Sodium-2-amino-5-nitrobenzene sulfonate has a wide range of uses. In the dye industry, it is a key intermediate. Based on this, many brilliant dyes can be produced, which are colorful and suitable for fabric printing and dyeing, making fabrics bright and long-lasting, adding color to clothing and enriching the beauty of human clothing.
In the field of medicine, it also has important contributions. It can participate in the synthesis of certain drugs and help develop effective drugs to treat various diseases and protect people's health.
In chemical synthesis, it is an important raw material. With its unique chemical properties, it can promote the progress of many complex chemical reactions, expand the variety of chemical products, such as in the manufacture of fine chemicals, which is indispensable for industrial development.
In the leather industry, it also has its place. It can be used in the tanning and dyeing process of leather to make leather better quality, better appearance, and improve the quality and aesthetics of leather products.
This compound plays an important role in many industries, connecting different industrial fields like a link, and contributing to the rich and diverse contribution of social production and life.

What are the physical properties of Sodium 2-Amino-5-Nitrobenzenesulphonate?

Sodium 2 - Amino - 5 - Nitrobenzenesulphonate is an organic compound, and its physical properties are quite characteristic. Looking at its appearance, it is often beige to light brown crystalline powder, and this morphology is clearly recognizable.
When it comes to solubility, it is soluble in water, just like salt into soup, evenly dispersed, this property makes it able to play a role in many aqueous systems.
Melting point is also one of the important physical properties, but the exact melting point fluctuates slightly due to factors such as sample purity, and is roughly in a certain temperature range. The compound has a stable density, giving it a unique physical behavior under specific conditions.
Furthermore, it has a certain stability, and can maintain its own chemical structure and properties under conventional environmental conditions. In case of extreme conditions such as high temperature, strong acid, and strong alkali, the stability may be challenged, and the structure may change.
Its hygroscopicity cannot be ignored. In humid environments, it has a tendency to absorb moisture in the air, just like a sponge absorbs water, which puts forward specific requirements for its storage and use environment.
Sodium 2 - Amino - 5 - Nitrobenzenesulphonate's physical properties are of great significance for its application in chemical industry, dyes and other fields, helping people to use it rationally according to its characteristics and achieve the expected results.

Is Sodium 2-Amino-5-Nitrobenzenesulphonate chemically stable?

The physical properties of sodium-2-amino-5-nitrobenzene sulfonate are still stable. The appearance of this compound is often powdery, and it has good solubility in water. In the general chemical environment, its chemical structure is relatively stable, and it rarely changes on its own without severe external conditions.
Its chemical stability is derived from the inter-atomic bonding within the molecule. The phenyl ring structure endows the molecule with certain rigidity and stability. Although the amino group, nitro group and sodium sulfonate group have reactivity, under normal conditions, the interaction between them is in an equilibrium state.
At room temperature and neutral environment, this compound can maintain its inherent chemical properties for a long time. However, in the case of strong acids and bases, its stability may be affected. Strong acids or sodium sulfonates cause protonation, strong bases or react with amino groups and nitro groups to cause molecular structure changes.
Temperature is also a key factor affecting its stability. At high temperatures, molecular kinetic energy increases, chemical bond activity is enhanced, or reactions such as decomposition and rearrangement are triggered. However, under normal temperature and moderate heating conditions, its chemical properties are relatively stable, and it can be used in many chemical synthesis and industrial production processes, showing good chemical stability.

What is the production method of Sodium 2-Amino-5-Nitrobenzenesulphonate?

The preparation of sodium 2-amino-5-nitrobenzenesulfonate follows the following method.
First, 2-aminobenzenesulfonate is used as the starting material, and it is dissolved in an appropriate amount of water to form a uniform solution. After slowly adding an appropriate amount of nitric acid, this process must be carefully controlled. Nitric acid is highly oxidizing and corrosive. If the temperature is too high, it is easy to cause side reactions. Usually at low temperatures, such as 0-10 degrees Celsius, nitric acid is added dropwise to allow the nitric acid to react slowly with 2-aminobenzenesulfonate. After the addition of nitric acid, it is still necessary to maintain a certain temperature range to make the reaction fully proceed. At this time, the hydrogen atoms on the benzene ring are gradually replaced by nitro groups to obtain 2-amino-5-nitrobenzenesulfonic acid.
Then, mix the obtained 2-amino-5-nitrobenzenesulfonic acid with an appropriate amount of sodium hydroxide solution to neutralize it. This step also needs to pay attention to temperature control to avoid product decomposition or other side reactions due to the reaction heat. When the acid-base neutralization is complete, sodium 2-amino-5-nitrobenzenesulfonic acid is formed in the solution. After the
reaction is completed, the water in the solution is gradually lost by evaporation and concentration, and the sodium 2-amino-5-nitrobenzene sulfonate gradually crystallizes and precipitates. After cooling, filtering, washing, drying and other processes to remove its impurities, a pure sodium 2-amino-5-nitrobenzene sulfonate product can be obtained.
The whole process of preparation requires strict compliance with the operating procedures, precise temperature control and quantity control, so as to ensure the purity and yield of the product.

What is the price range of Sodium 2-Amino-5-Nitrobenzenesulphonate in the market?

The price of sodium 2-amino-5-nitrobenzene sulfonate in the Fuzhou market often varies for many reasons. Looking at the market conditions of the past, its price fluctuates with the price of raw materials, the status of supply and demand, and changes in technology.
If the price of raw materials rises, for example, the price of various chemical raw materials required for the preparation of this product rises, the production cost will increase greatly, and its price in the market will also rise. On the contrary, if the price of raw materials decreases, the price may also decline.
The situation of supply and demand is also the key. If there are many people in need, the demand is greater than the supply, and the price tends to rise; if the supply exceeds the demand, the merchant may reduce the price in order to sell his goods.
Furthermore, the progress of the process also affects the price. If the new process can reduce consumption and improve efficiency, and the cost is reduced, the price may be reduced; if the process is complicated, the cost is high, and the price is difficult to reduce.
In the past, the price of sodium 2-amino-5-nitrobenzenesulfonate was between tens and hundreds of yuan per kilogram. However, this is only a rough figure, and the actual price depends on the specific time, place, quality, etc. Or because of the excellent quality, the price is high; or because of the different places of origin, the price is also different. To know the exact price, you must carefully observe the current market situation and consult all merchants and businesses before you can get it.