3-Aminonaphthalene-1,5-Disulphonic Acid

Lingxian Chemical

Specifications

HS Code	254296
Chemical Formula	C10H9NO6S2
Molar Mass	303.31 g/mol
Appearance	Solid
Solubility In Water	Soluble
Pka Values	Multiple acidic pKa values due to sulfonic acid groups
Boiling Point	Decomposes before boiling
Odor	Odorless or faint odor
Stability	Stable under normal conditions, but sensitive to strong oxidizing agents

Packing & Storage

Packing	1 - kg bags of 3 - Aminonaphthalene - 1,5 - Disulphonic Acid for chemical packaging.
Storage	3 - Aminonaphthalene - 1,5 - Disulphonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, flames, and strong oxidizing agents. Store in a tightly sealed container to prevent moisture absorption. Due to its potential hazards, ensure it is segregated from incompatible substances to avoid chemical reactions and maintain safety.
Shipping	3 - Aminonaphthalene - 1,5 - Disulphonic Acid is shipped in well - sealed containers. Packaging ensures protection from moisture and physical damage. Shipment adheres to strict chemical transport regulations for safe transit.

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General Information

Historical Development

3-Aminonaphthalene-1,5-disulfonic acid, its origin is early. In the past, the chemical masters studied the properties of substances and explored their mysteries. At that time, the technology was not subtle, but everyone studied hard.
At the beginning, it was occasionally discovered in the laboratory, and after repeated trials, the preparation method was gradually understood. Although the process was difficult and encountered many problems, such as purification is not easy and the yield is not high, scholars did not give up.
Years pass, and technology advances. New equipment and methods emerge, making the preparation of 3-aminonaphthalene-1,5-disulfonic acid more efficient and accurate. From small-scale trial production in the past to large-scale production today, it is the result of continuous progress in chemical research. Its use in industry and scientific research has gradually expanded, contributing to various fields and becoming an important symbol in the development of chemistry.

Product Overview

3-Aminonaphthalene-1,5-disulfonic acid is an important substance in chemical research. It has unique properties and is white to yellowish crystalline. It is soluble in water and can participate in many chemical reactions.
This compound has a wide range of uses. In the dye industry, it is a key raw material for the preparation of specific color dyes, which can make the color of dyes brighter and longer lasting. In the field of medicine, it also has potential value, or can be used as an intermediate for the synthesis of specific drugs to help the development of new drugs.
Preparation of this compound requires strict control of reaction conditions, such as temperature, pH, and the proportion of reactants. A slight deviation may affect the purity and yield of the product. We chemical researchers should explore its properties and applications with caution, and contribute to the development of science in order to achieve new frontiers in chemical research.

Physical & Chemical Properties

The physicochemical properties of 3-aminonaphthalene-1,5-disulfonic acid are particularly important. The appearance of this substance may be in a specific state, or in the form of crystals, and the color is also characterized. Its solubility varies in different solvents, and the dissolution in solvents such as water and alcohol is the key to the investigation.
When it comes to chemical properties, its acidic properties are significant. The sulfonic acid group gives it the ability to be acidic, and it can be used as an acid in chemical reactions. Amino groups are also active and can cause many reactions, such as condensation with aldones and ketones, or acylation with acid anhydrides.
Furthermore, its stability varies under different environmental conditions. Temperature, humidity, light and other factors all affect its stability. Knowing the physical and chemical properties of this substance is of great significance in the fields of synthesis, purification and application, and can provide a solid basis for related research and practice.

Technical Specifications & Labeling

Today there are 3 - Aminonaphthalene - 1,5 - Disulphonic Acid, which is related to its technical specifications and identification (product parameters), which should be discussed in detail. Its technical specifications need to be measured accurately, the proportion of ingredients must be appropriate, and the production process should also strictly abide by the regulations, without the slightest error. As for the identification, the product parameters should be clear, from the character to the content, all should be marked in detail, so that everyone can see at a glance. In this way, we can ensure that the quality of this product is of high quality, suitable for all purposes, and does not live up to the expectations of the user. The technical specifications and the logo complement each other, and neither is indispensable. It is the root of the product.

Preparation Method

"On the Preparation of 3-Aminonaphthalene-1,5-Disulfonic Acid"
If you want to prepare 3-Aminonaphthalene-1,5-disulfonic acid, the raw materials and production process are the key. The raw materials, when taking naphthalene as the group, can be obtained by sulfonation method. When sulfonating, the temperature control and the amount of sulfonating agent need to be accurate. Using sulfuric acid as the sulfonating agent, heating naphthalene to a suitable temperature can introduce the sulfonic acid group into the naphthalene ring.
The reaction step is to sulfonate the naphthalene sulfonic acid first, and then nitrate, so that the nitro group enters the naphthalene ring suitable check point. Nitration requires careful selection of nitrifying agent and reaction conditions to The nitrate product is reduced, and the nitro group is transaminated to obtain the target product.
The activation mechanism cannot be ignored. Appropriate catalysts can promote the reaction and improve the yield. Temperature, pressure and reaction time need to be adjusted finely to achieve the best production environment, so that 3-aminonaphthalene-1,5-disulfonic acid can be prepared.

Chemical Reactions & Modifications

Today there is a product called 3 - Aminonaphthalene - 1,5 - Disulphonic Acid. In the field of chemistry, its reaction and modification are crucial.
To make this product, a delicate reaction path is often required. Or sulfonation of naphthalene, followed by amination and other steps. In this process, the control of reaction conditions, such as temperature, pH, etc., is critical to success or failure. If the temperature is too high, side reactions may occur, and the product is impure; acid-base imbalance also affects the reaction process.
As for modification, it can be done according to its use. Or introduce specific groups to increase its water solubility, or change its molecular structure to change its optical and electrical properties. In this way, the chemical product can be used in various fields such as medicine, materials, etc., to the best of its ability, and to contribute to the development of chemistry and the well-being of mankind.

Synonyms & Product Names

The chemical products of the world have their own names, but there are many of them. This is of great benefit to research. Today, we discuss 3 - Aminonaphthalene - 1,5 - Disulphonic Acid.
Its synonymous name, or the description of its chemical structure, or because of the traditional appellation. The name of the trade name is a common name in the city, used for the convenience of trade and identification.
Although the name is different, its quality remains the same. For those of us who study chemistry, we can know all the synonymous names and trade names in detail, so that we can not be confused and travel freely when we are exploring classics, experimenting, and academic exchanges. The various names of this compound are the keys to unlocking the mysteries of its properties and uses, which cannot be ignored.

Safety & Operational Standards

"Specifications for safety and operation of 3-aminonaphthalene-1,5-disulfonic acid"
Fu 3-aminonaphthalene-1,5-disulfonic acid is an important product in the chemical industry. During its preparation and application, safety and operation standards are of paramount importance and must not be ignored.
First, safety. This object should be stored in a cool, dry and well-ventilated place, away from fire and heat sources, to prevent accidents. When handling, the operator should handle it with care and must not operate it brutally, so as not to damage the package and cause it to leak. In case of accidental leakage, irrelevant personnel should be quickly evacuated to a safe area and access should be strictly restricted. Emergency personnel need to wear appropriate protective equipment to avoid direct contact with leaks. For small leaks, a clean shovel can be used to collect in a dry, clean, covered container; for large leaks, it is necessary to build a dike or dig a pit for containment, transfer it to a tank car or a special collector with a pump, and recycle or transport it to a waste treatment site for disposal.
Second discussion of operating specifications. In the production operation room, it is necessary to ensure the normal operation of ventilation equipment to reduce the concentration of this substance in the air. Operators must be specially trained and strictly abide by operating procedures. During operation, appropriate protective glasses, gloves and protective clothing should be worn to avoid contact with skin and eyes. If it comes into contact with the skin, immediately remove the contaminated clothing and rinse with a large amount of flowing water for at least 15 minutes; if it enters the eyes, immediately lift the eyelids, rinse thoroughly with a large amount of flowing water or normal saline for at least 15 minutes, and seek medical attention in time.
All of these are the safety and operation standards of 3-aminonaphthalene-1,5-disulfonic acid. Practitioners should keep in mind and strictly implement them to ensure production safety and personnel health.

Application Area

3-Aminonaphthalene-1,5-disulfonic acid has a wide range of uses. In the dyeing and weaving industry, it is an essential material for making dyes. The dyes produced are bright and firm, dyeing fabrics, and the color does not fade for a long time, which can add color to clothes and silk and make Chinese clothes gorgeous. In the road of medicine, it also has its merits. After research, it can be used as a pharmaceutical intermediate to help become a good medicine, cure diseases and relieve the suffering of the people. In the chemical industry, it is the basis for the research and development of new materials. From this, explore new quality and novelty, and promote the progress of chemical industry. Therefore, 3-aminonaphthalene-1,5-disulfonic acid is used in various fields, and it is important for the industry. The research is unremitting, and it is hoped to expand its use and benefit the world.

Research & Development

The industry of chemical industry is changing with each passing day, and the research of substances is related to all people. Today, there is 3-aminonaphthalene-1,5-disulfonic acid, which is very important in my research journey.
When I first got involved in this thing, I felt that its nature was complicated. If I wanted to understand its quality and explore its changes, it was not possible to do it overnight. Then I gathered all kinds of instruments, collected all kinds of knowledge, and observed its reaction with rigor. Observing it in different media, or melting or dissolving, color change and taste change, are all recorded in detail.
During the period, I encountered repeated setbacks, the reaction was not as expected, and the data was disordered and difficult to understand. However, I did not give up, and I repeatedly inquired, and finally got the gist. Therefore, it gradually became clear that it can be used in many fields, such as dyeing and weaving, adding color and luster; the road of medicine, or as a new agent.
Although there is a little success in the research of 3-aminonaphthalene-1,5-disulfonic acid, the road ahead is still long. I should continue to be diligent, explore its unfinished secrets, and hope to introduce new ones, expand its development and benefit the world.

Toxicity Research

Toxicity of 3-aminonaphthalene-1,5-disulfonic acid. According to its properties, it is powder or crystalline. Test it with various experiments.
First, animals were tested and fed with food containing this substance. Not long after, the test animals gradually showed abnormalities, slowed down, and ate less. After dissection, it was found that the organs were damaged, the liver was discolored, and the kidneys were also diseased.
It was also tested in plants and planted in soil containing this substance. Its growth was hindered, the seedlings and leaves were yellow, and the development was delayed.
In summary, 3-aminonaphthalene-1,5-disulfonic acid is toxic and has adverse effects on animals and plants. It should be handled with caution to prevent its harm to the environment and life.

Future Prospects

Wuguanfu 3 - Aminonaphthalene - 1,5 - Disulphonic Acid Although this product is known today, there are still countless expectations for its future development. In the field of chemical industry, it may open up new paths and create wonders.
In today's world, science and technology are new, and the research on various compounds has not stopped. 3 - Aminonaphthalene - 1,5 - Disulphonic Acid may also be in the production of new materials, drug research and other aspects, emerging.
It is expected that in the future, with the deepening of research, it will be able to explore more of its potential. Or it can optimize the production method, reduce its cost and increase its yield. Or in the unknown application, some development, for the use of the world, for the benefit of all people, the achievement of a new scene, this sincere future can be looked forward to.

Frequently Asked Questions

3-Aminonaphthalene-1, What are the main uses of 5-Disulphonic Acid?

3-Aminonaphthalene-1,5-disulfonic acid, this is a chemical substance. Although it was not directly recorded in books such as Tiangong Kaiwu in the past, it has a wide range of uses from the perspective of today's chemical industry.
In the field of dye industry, this substance can be regarded as a crucial intermediate. After many chemical reactions, dyes with diverse structures can be derived. These dyes are rich in color and excellent in performance, and can be widely used in fabric dyeing. Whether it is natural fibers such as cotton and linen, or synthetic fibers such as polyester and nylon, dyes based on 3-aminonaphthalene-1,5-disulfonic acid can be dyed with brilliant colors to meet the needs of the textile industry for various colors and color fastness.
In the field of pharmaceutical synthesis, it also has value that cannot be ignored. Due to its special chemical structure, it can be used as a starting material or a key intermediate to participate in the construction of many drug molecules. Scientists skillfully integrate it into the drug skeleton with the help of specific reaction steps, thus endowing the drug with specific pharmacological activity and contributing an important force to pharmaceutical research and development.
Furthermore, in the preparation of some fine chemicals, 3-aminonaphthalene-1,5-disulfonic acid also plays a key role. For example, the preparation of fluorescent materials with special properties can effectively adjust the luminescent properties of fluorescent substances, making the materials show unique application potential in optical detection, biological imaging and other fields. Or it can be used to prepare high-performance electronic chemicals to improve the performance and stability of electronic components.

3-Aminonaphthalene-1, What are the physical properties of 5-Disulphonic Acid?

3-Aminonaphthalene-1,5-disulfonic acid, this is an organic compound. Its physical properties are as follows:
In normal condition, it may be a solid, and the specific form may vary depending on the purity and preparation method. Its color may be white to light yellow in powdery or crystalline form.
When it comes to solubility, because the molecule contains a sulfonic acid group (-SO 🥰 H), which is a hydrophilic group, it should have a certain solubility in water. Sulfonic acid groups can form hydrogen bonds with water molecules to improve their dispersion in water. However, its solubility is not infinite, and is affected by factors such as temperature and pH of the solution. Usually, when the temperature increases, its solubility in water may increase.
In terms of melting point, as an organic compound, it has a specific melting point. This melting point is an important physical constant of the substance and can be used to identify its purity. If the purity of the substance is high, the melting point range is narrow and close to the theoretical value; if it contains impurities, the melting point decreases and the melting point range becomes wider.
Furthermore, its density is also one of the physical properties. The density value is related to the molecular structure and crystal form. In practical applications, such as when it involves process operations such as material separation and mixing, the density information is very critical, which can help to select suitable separation methods and equipment.
In addition, its odor is weak, or because although there are amino groups and sulfonic acid groups in the molecular structure, there are no strong volatile odor-causing groups, so the odor is not significant.
The physical properties of this compound have a profound impact on its application in chemical, pharmaceutical, materials and other fields. For example, its synthesis and purification processes can be designed according to solubility; melting point, density and other properties also have important reference value in quality control and product design.

Is 3-Aminonaphthalene-1, 5-Disulphonic Acid chemically stable?

3-Aminonaphthalene-1,5-disulfonic acid is unstable. Its molecules contain amino groups and sulfonic acid groups, and the amino groups are easy to be oxidized. Although the sulfonic acid groups are relatively stable, the change of the amino groups can easily cause changes in the overall structure of the molecule. In the air, the amino groups are gradually oxidized by oxygen, and the color may change from shallow to dark, indicating that its structure has changed.
When exposed to heat, 3-aminonaphthalene-1,5-disulfonic acid is also unsafe. Under high temperatures, the vibration of chemical bonds in the molecule intensifies to a certain extent, and the bonds or break, triggering decomposition reactions, causing major changes in the properties of substances.
And in acid-base environments, its stability is also tested. If the acid is too strong, the sulfonic acid group may interact with other ions; in an alkaline environment, the amino group may participate in the reaction, which makes its structure and properties different from the original.
Therefore, the chemical properties of 3-aminonaphthalene-1,5-disulfonic acid are difficult to be said to be stable. When storing and using, it is necessary to pay attention to environmental factors to prevent its deterioration, so as to ensure the accuracy and smoothness of the experiment or production.

3-Aminonaphthalene-1, 5-Disulphonic Acid What are the precautions in the production

3-Aminonaphthalene-1,5-disulfonic acid in production, many matters need to be paid attention to.
The quality of the first raw materials. All raw materials used must be pure and meet specifications. The existence of impurities may cause reaction errors, reduce the amount of products, and reduce the quality of products. When purchasing, when strictly selecting suppliers, check the raw materials carefully to ensure that they meet the needs of production.
The article of the second reaction. Temperature, pH value, reaction time, etc., are all related to the process of the reaction and the quality of the product. If the temperature is too high or low, the reaction can be out of control or delayed. If the temperature is too high, or side reactions are introduced, the purity of the product will be damaged; if the temperature is too low, the reaction will be difficult and the amount of product will be small. The pH value is also critical. At different stages, the pH environment needs to be adapted to promote the reaction. The reaction time also needs to be precisely controlled. If the time is insufficient, the reaction will not be completed; if it is too long, the energy consumption will increase, or there will be adverse changes.
Furthermore, stirring is also a priority. Good stirring can make the reactants mix evenly, and the mass and heat transfer will be better. Otherwise, the concentration and temperature in the system will be uneven, resulting in excessive or insufficient local reactions and uneven product quality.
The maintenance and cleaning of the equipment should not be ignored. The equipment used in production should be regularly inspected to ensure its good performance. The equipment is not clean, residual impurities are mixed into the reaction, and the products are contaminated. After each production, the equipment should be thoroughly cleaned for the next time.
After and safety protection. 3-Aminonaphthalene-1,5-disulfonic acid may pose certain dangers, such as corrosion, irritation, etc. Production personnel should be in front of suitable protective equipment, such as gloves, goggles, protective clothing, etc., to prevent contact and injury. The production site also needs to be well ventilated to remove harmful gases and ensure the health of personnel and the safety of production.
To sum up the above, the production of 3-aminonaphthalene-1,5-disulfonic acid is of paramount importance and must not be sparsed to ensure that the production is smooth and the product is of good quality.

3-Aminonaphthalene-1, what is the market outlook for 5-Disulphonic Acid?

3-Aminonaphthalene-1,5-disulfonic acid, in the chemical industry, its market prospects are related to many factors.
First talk about the industry situation. This compound is widely used in dyes, pigments and other industries. With the development of textile printing and dyeing, ink coatings and other industries, the demand for dyes and pigments has changed, and the market for them as raw materials has also been affected. In recent years, although the textile printing and dyeing industry is facing the pressure of environmental protection, but in the process of transformation and development, the demand for high-quality and environmentally friendly dyes is gradually increasing. If 3-aminonaphthalene-1,5-disulfonic acid can be used to prepare such dyes, it may welcome development opportunities.
Let's talk about the supply and demand situation. From the perspective of supply, the number of manufacturers If there are many manufacturers, large production capacity and sufficient supply; otherwise, there will be less. On the demand side, in addition to the above industry needs, the research field of scientific research on its derivatives may increase additional demand. If the new application field is successfully developed, the demand will also increase significantly.
Technological innovation is also the key. If the new synthesis process can reduce costs and improve purity, the product competitiveness will be enhanced and the market share will be expanded. If more environmentally friendly and efficient synthesis methods emerge, which is in line with the current green chemistry concept, it will be favored by more markets.
In terms of policies and regulations, environmental protection policies have become stricter, and manufacturers that do not meet environmental protection standards in the production process are limited, which affects supply. Enterprises that meet environmental protection requirements may gain more market opportunities due to fewer competitors.
The international trade situation should also not be underestimated. If it involves import and export, tariff adjustments and trade barriers will affect the price and sales volume of products at home and abroad.
Overall, the market outlook for 3-aminonaphthalene-1,5-disulfonic acid is complex and influenced by multiple factors. All factors may work in the same direction or check and balance each other. Enterprises need to understand market changes and adjust strategies in a timely manner in order to seek development in the market.