Products

2-Amino-8-Naphthol-6-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code

760531

Chemical Formula C10H9NO4S
Molar Mass 239.25 g/mol
Appearance Off - white to light brown solid
Solubility In Water Slightly soluble
Pka Value Multiple pKa values due to acidic groups
Melting Point Decomposes before melting
Stability Stable under normal conditions but may react with strong oxidizing agents
Packing & Storage
Packing 500g of 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid packaged in a sealed plastic bag.
Storage 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in a tightly closed container to prevent moisture absorption and contamination. Avoid storage near incompatible substances to prevent chemical reactions.
Shipping 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid is shipped in sealed, corrosion - resistant containers. Shipment follows strict chemical transportation regulations, ensuring proper handling to prevent spills and maintain product integrity during transit.
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2-Amino-8-Naphthol-6-Sulfonic Acid
General Information
Historical Development
2-Amino-8-naphthol-6-sulfonic acid, its prosperity can also be said. In the past, all the sages worked together in chemistry and studied it diligently. At the beginning, when exploring this compound, everyone carefully examined it, and after various attempts, they got a glimpse of it.
At that time, the experimental method was not as complete as it is today, but the chemists of the ancestors all studied physics with perseverance. After discovering the characteristics of this compound, they focused on optimizing the preparation method. Although the road was difficult, they were determined to persevere.
From the crude beginning to the gradual improvement, every step is the work of everyone. With the passage of time and the advancement of technology, its output has also increased and its application has also become wider. The historical evolution of this compound is actually the result of the efforts of chemists and the prosperity of chemical skills.
Product Overview
2-Amino-8-naphthol-6-sulfonic acid, this compound is an important product in the chemical industry. Its appearance is specific, or powdery, white or yellowish, with unique physical properties. In terms of chemical properties, it has certain reactivity and can participate in a variety of organic synthesis reactions.
This product has a wide range of uses. In the field of dye manufacturing, it is a key intermediate. After a specific chemical reaction, it can be made into a colorful dye for fabric dyeing, making the fabric bright and lasting. In pharmaceutical research and development, it also has potential applications. Its special chemical structure may provide an opportunity for the development of new drugs, helping to explore effective drugs for treating specific diseases.
The preparation process requires precise control of reaction conditions, such as temperature, pH, reaction time, etc. Professional methods and equipment are required to ensure product quality and purity. Only in this way can 2-amino-8-naphthol-6-sulfonic acid play its due role in various fields.
Physical & Chemical Properties
2-Amino-8-naphthol-6-sulfonic acid, the physical and chemical properties of this substance are crucial. Its color may be light yellow, and it is like a powder. Its solubility in water is quite unique. At moderate water temperature, it can be dissolved to a certain extent, but it is also affected by many factors. Its melting point has a certain range after precise determination. This property has a significant effect on identification and purification.
Its chemical activity is also worth exploring. The amino group, phenolic hydroxyl group and sulfonic acid group in the molecule interact with each other. The amino group has a certain alkalinity, the phenolic hydroxyl group can participate in many reactions, and the sulfonic acid group makes the molecule have a certain water solubility and acidity. This compound is often a key raw material in the field of organic synthesis. With its special structure and properties, a variety of functional materials and fine chemicals can be derived. Its stability varies in different environments, and light, temperature, pH, etc. can all affect it. In-depth study of the physical and chemical properties of this substance can provide solid theoretical support for the development of related industries.
Technical Specifications & Labeling
Today there is a product called 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid. To clarify its technical specifications and identification (commodity parameters), we should study its production in detail.
The production of this product is the first heavy raw material. The selection of materials must be refined, and impurities must be removed, so that the quality is guaranteed to be pure. The method of its transformation, the temperature and dosage must be accurate. If the temperature is high, the quality will be damaged, and if the temperature is low, the reaction will not be complete. The dose is unbalanced, and the quality will also change.
After it is made, the label should be clearly stated. Mark its composition, purity and characteristics so that everyone can know. The product parameters are listed in detail, such as molecular weight, solubility, etc., for the reference of the user. Therefore, the technical specifications are rigorous, the logo is clear, and this product must be used effectively.
Preparation Method
To prepare 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid, the method is as follows: Prepare raw materials first, naphthol, sulfuric acid, ammonia water, etc. With naphthol as the base, co-heating with sulfuric acid, according to a certain process, the sulfonated product can be obtained. The reaction steps are rigorous, and temperature control and time are required to achieve the best. Then, the sulfonated product interacts with ammonia water and is ingeniously converted to obtain this acid. During the process, the transformation mechanism is complex and needs to be accurately grasped. The proportion of raw materials and reaction conditions are all key, which are related to the purity and yield of the product. After this series of operations and exquisite processes, 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid can be prepared.
Chemical Reactions & Modifications
There are now 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid, which is worth exploring in chemical reactions and modifications. The chemical reaction is the cardinal of material change, which affects its properties and uses.
If you want to modify 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid, its reaction mechanism is clear. In its molecular structure, amino groups, hydroxyl groups and sulfonic acid groups have their own characteristics, and the interaction is also complex. Or you can introduce new groups through reactions such as nucleophilic substitution and esterification to improve their solubility and stability.
The study of chemistry in ancient times focuses on the law of material reaction. The reaction and modification of 2-Amino-8-Naphthol-6-Sulfonic Acid should also follow the scientific method, carefully test and observe the changes in order to optimize the performance and expand the use. This is the priority of chemical researchers and the key to promoting the progress of chemistry.
Synonyms & Product Names
2-Amino-8-naphthol-6-sulfonic acid, which has many other names. It is also known as turbolic acid, which is also commonly known in the industry. In the chemical industry, many industry insiders refer to turbolic acid, that is, 2-amino-8-naphthol-6-sulfonic acid. In addition, it also has other trade names, such as in some specific trading scenarios and product directories, it is also shown by unique trade names, but they are all aliases for 2-amino-8-naphthol-6-sulfonic acid. This compound is widely used in dyes, medicine, and other industries. The use of different names varies due to factors such as industry habits and regional differences. However, it refers to this specific chemical substance.
Safety & Operational Standards
2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid Safety and Operation Specifications
Husband 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid, chemical products are also used in experiments and production. Safety and operation standards are paramount.
In terms of safety, this object has certain chemical activity, and touching or inhaling its dust and powder may harm the human body. Therefore, when operating, be prepared with protective equipment. Operators should wear protective clothing, such as special work clothes, to prevent skin from touching it. And when wearing protective gloves, the material should be able to stop the erosion of this substance. The face protection should not be ignored. The goggles can prevent it from splashing into the eyes, and the mask can filter the dust and avoid the harm of inhalation.
In accordance with the operating specifications, the first environment is suitable. The operating room should be well ventilated to allow the air to flow smoothly to prevent the accumulation of harmful gases. When using this object, use clean equipment for it, and take it according to the required quantity. Do not cause waste and increase risk. When weighing, the instrument must be accurately calibrated to ensure accurate quantity. If it is used in a reaction, it should follow the established reaction conditions, such as temperature, pressure, reaction time, etc., and must not be changed. The reaction process should be constantly observed. If there is any abnormality, such as sudden change in temperature, abnormal gas escape, etc., take countermeasures as soon as possible.
Furthermore, there are regulations for the storage of this object. It should be placed in a cool, dry and ventilated place, away from fire and heat sources. Separate from oxidizing and reducing substances to avoid risk of biochemical reactions. Storage containers must be tightly sealed to prevent leakage.
In short, the operation and use of 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid must strictly abide by safety and operating standards to ensure the smooth operation of experiments and production, avoid accidents, and protect people and the environment.
Application Area
2-Amino-8-naphthol-6-sulfonic acid has a wide range of uses. In the dyeing and weaving industry, it can be used as a raw material for dyes. After delicate processing, it can make brilliant dyes, dye fabrics with bright colors and will not fade for a long time, adding a lot of color to weaving and dyeing. In the field of pigments, it is a key component that makes pigments have excellent properties. It is used in painting, printing, etc. for beautiful and long-lasting color. In scientific research experiments, it is often used as a reagent to help chemists analyze substances and explore mechanisms, opening many paths for chemical research. It can be seen that 2-amino-8-naphthol-6-sulfonic acid is useful in many fields and is an indispensable chemical.
Research & Development
Today there is a thing called 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid. As a scientific researcher, we explore the path of its research and creation.
This thing was in the field of scientific research, and few people knew it at the beginning, but our generation of scientific researchers studied the material properties and explored the method of making it. After many months, the choice of materials and the design of steps were carefully pondered. First take all kinds of raw materials, fuse them according to the delicate ratio, control temperature and pressure, and observe their changes.
After repeated trials, a good method for making this thing was obtained. At the beginning, the output was meager, and the quality was not yet caught. However, the heart of a scientific researcher is as strong as gold stone, and the process is unremitting improvement. The final output has gradually increased, and the quality has become increasingly high. Looking at this thing today, it has already emerged in many fields. The future development is also expected, and its research and innovation road will continue, adding to the progress of scientific research.
Toxicity Research
There is now a species, named 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid, in our chemical research, the investigation of its toxicity is crucial. The toxicity of this substance is related to many aspects.
Detailed investigation of its properties may disturb the physiological functions of organisms. After a series of experiments, it can be seen that its effect on small organisms shows that growth and development are stunted and behavior is abnormal. And after exposure to this substance, the organs and tissues of some organisms show signs of lesions.
Furthermore, consider its diffusion in the environment, if it accidentally escapes, or causes soil and water pollution, endangering the ecological balance. Although this substance is useful in chemical synthesis, the study of toxicity cannot be slack. It is necessary to study its mechanism of action and degree of harm in detail in order to find a proper protection method to ensure the health of scientific researchers and the tranquility of the ecological environment.
Future Prospects
Today, 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid has great potential in the field of chemical industry. Although the current application may not be extremely prosperous, the future prospects are limitless.
Because of its unique structure and unique properties, it can be used in dyes, medicine and other industries to develop its talents. With time, the deeper the research and the more refined the technology, it will be able to open up new paths and expand the New Territories.
Scientists should study it diligently, explore its arcane and seek to make it new. Or they can optimize it at the molecular level to make its performance better; or they can find new application scenarios to increase its use. In this way, 2 - Amino - 8 - Naphthol - 6 - Sulfonic Acid will be able to shine in the future, adding bricks and mortar to the prosperity of all industries, becoming an unfinished business and developing an infinite chapter.
Frequently Asked Questions
What are the chemical properties of 2-Amino-8-Naphthol-6-Sulfonic Acid?
2-Amino-8-naphthol-6-sulfonic acid is a kind of organic compound. It is acidic, and the sulfonic acid group in the cover molecule can release protons. This compound can be partially ionized in water, causing the solution to be acidic.
In terms of solubility, it has better solubility in hot water and less solubility in cold water. Because it contains polar groups, such as amino groups, hydroxyl groups and sulfonic acid groups, these polar groups interact with water molecules, making it easier to disperse and dissolve in hot water.
In terms of chemical activity, amino groups can participate in a variety of reactions. If reacted with acid chloride, amides can be formed; when reacted with aldose, Schiff bases can be formed. Hydroxyl groups are also reactive, can undergo esterification reaction, and react with organic acids under suitable conditions to form ester compounds. Sulfonic acid groups are relatively stable, but under specific conditions, substitution reactions can be carried out.
2-amino-8-naphthol-6-sulfonic acid has remarkable chromaticity characteristics and is often used as a dye intermediate. Because the molecular structure contains a conjugated system, it can absorb visible light of specific wavelengths. After chemical modification and reaction, it can prepare a variety of bright-colored dyes, which are widely used in textile printing and dyeing and other fields.
Its stability is acceptable under normal conditions. However, in case of extreme conditions such as strong oxidants or high temperatures, the molecular structure may be damaged, resulting in changes in its chemical properties. Store in a cool and dry place to prevent moisture, heat, and contact with strong oxidants to maintain its chemical stability.
What are the main uses of 2-Amino-8-Naphthol-6-Sulfonic Acid?
2-Amino-8-naphthol-6-sulfonic acid, also known as J acid, is one of the most important organic compounds. It has a wide range of uses and plays a key role in many fields.
The first is in the dye industry. This substance is often used as a key intermediate in the synthesis of a variety of dyes. Through a series of chemical reactions, it can be cleverly combined with other compounds to produce colorful and high-performance dyes. Such as azo dyes, J acid is diazotized and then coupled with specific coupling components to produce azo dyes with different colors and characteristics. Such dyes are widely used in textiles, leather and other industries to give fabrics and leather a brilliant color, and have good light resistance and washable properties.
Furthermore, it also has traces in the field of medicine. Although it is not directly used as a drug, it is of great significance as an important raw material or intermediate for the synthesis of certain drugs. By modifying and modifying its chemical structure, compounds with specific pharmacological activities can be synthesized, laying the foundation for the development of new drugs.
In addition, in the photosensitive material industry, 2-amino-8-naphthol-6-sulfonic acid also plays a unique role. It can participate in the synthesis of some photosensitive agents in photosensitive materials, affect the sensitivity, resolution and other properties of photosensitive materials, help improve the quality of photosensitive materials, and contribute to photography, printing plate making and other fields.
In summary, 2-amino-8-naphthol-6-sulfonic acid occupies an indispensable position in the development process of the chemical industry due to its important uses in dyes, medicine, photosensitive materials and other fields.
What is the production method of 2-Amino-8-Naphthol-6-Sulfonic Acid?
2-Amino-8-naphthol-6-sulfonic acid, also known as J acid, has been prepared in ancient times and is quite exquisite.
In the past, this acid was prepared, and 2-naphthamine-6,8-disulfonic acid was often used as the initial raw material. First, 2-naphthamine-6,8-disulfonic acid was mixed with soda ash, and the two were adapted in appropriate proportions and co-melted at high temperature. This process requires strict temperature control, so that the reaction can be carried out in a suitable heat to ensure a smooth reaction. High temperature prompts a chemical reaction between the two, and the sulfonic acid group interacts with some components in soda ash to achieve a structural transformation.
After the eutectic reaction is completed, the product is carefully dissolved in water, and then acidified with hydrochloric acid or other suitable acids. When acidifying, pay attention to the amount and addition speed of acid to prevent excessive acidification from affecting the quality of the product. After acidification, 2-amino-8-naphthol-6-sulfonic acid is precipitated from the solution, and then through subsequent fine steps such as filtration, washing, and drying, a pure product can be obtained.
Another preparation method is to use 2-naphthol-6,8-disulfonic acid as the starting material and obtain it through ammonolysis. When ammoniolysis occurs, the choice of appropriate reaction conditions, such as temperature, pressure, and ammonia concentration, are all key factors. During the reaction, the hydroxyl groups of 2-naphthol-6,8-disulfonic acid are replaced by amino groups to gradually generate 2-amino-8-naphthol-6-sulfonic acid. Similarly, after the reaction, the final usable product is obtained after separation and purification. These two preparation methods have been continuously optimized and improved in past practice, providing an effective way for the production of 2-amino-8-naphthol-6-sulfonic acid.
What are the precautions for 2-Amino-8-Naphthol-6-Sulfonic Acid in storage and transportation?
2-Amino-8-naphthol-6-sulfonic acid is a chemical substance. When storing and transporting, pay attention to many matters.
First, the storage place must be dry and well ventilated. This is because if the substance is in a humid environment, it is prone to moisture and deterioration, causing its chemical properties to change, affecting its quality and utility. And the ventilation is smooth, which can prevent the accumulation of harmful gases and ensure the safety of the storage environment.
Second, temperature is also critical. It should be stored in a cool place to avoid hot topics. High temperature may cause chemical reactions of the substance, or cause it to decompose and evaporate, etc., which will damage its quality. If the temperature is too high, there is even a risk of dangerous accidents.
Third, during transportation, ensure that the packaging is intact. If the packaging is damaged, the material or leakage will not only pollute the environment, but also pose a threat to the safety of transporters. Therefore, the packaging material must be solid and durable, and can resist ordinary collisions and friction.
Fourth, this substance may be corrosive or toxic. When storing and transporting, it must be isolated from other items, especially avoid mixing with acids, alkalis and other chemicals. Otherwise, it is easy to cause violent chemical reactions, endangering personal and property safety.
Fifth, whether it is a storage warehouse or a means of transportation, it should be equipped with corresponding emergency treatment equipment and protective equipment. If there is an accident such as leakage, it can be dealt with in time to reduce the harm. Staff should also be familiar with emergency treatment methods and take personal protection, such as wearing protective gloves, masks, etc. In this way, 2-amino-8-naphthol-6-sulfonic acid is safe during storage and transportation.
2-Amino-8-Naphthol-6-Sulfonic the market outlook for Acid
2-Amino-8-naphthol-6-sulfonic acid, also known as J acid, is widely used in the field of dye and pigment manufacturing. Looking at its market prospects, it can be said that opportunities and challenges coexist.
In terms of opportunities, with the steady development of textile, printing and dyeing and other industries, the demand for dyes continues to rise. As a key dye intermediate, J acid is used to prepare a variety of direct, acidic and reactive dyes, and the market demand has also risen. With the advancement of science and technology, new dyes continue to emerge. J acid has great potential in the preparation of high-end and functional dyes, creating opportunities for it to expand the market.
However, it also faces many challenges. First, environmental protection supervision is becoming more and more strict, and the production process of J acid is prone to pollutants. Enterprises need to increase investment in environmental protection and improve the level of clean production processes, otherwise they will face the risk of limiting production and stopping production. Second, the industry competition is fierce, and there are many J acid production enterprises, and the product homogeneity is serious. If enterprises want to stand out, they must improve product quality, strengthen branding, and reduce production costs.
Overall, the market prospect of 2-amino-8-naphthol-6-sulfonic acid is promising, but enterprises need to face the pressure of environmental protection and competition, and take measures such as technological innovation and optimized management to gain a head start in the market and achieve sustainable development.