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Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate

    Specifications

    HS Code

    502481

    Chemical Name Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate

    As an accredited Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Packaging for 500g of Trisodium 4 - [(4 - Anilino - 5 - Sulfonato - 1 - Naphthyl)Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate in a sealed bag.
    Storage "Trisodium 4-[(4 - Anilino - 5 - Sulfonato - 1 - Naphthyl)Azo]-4-Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate" should be stored in a cool, dry place, away from heat sources and direct sunlight. Keep in a tightly - sealed container to prevent exposure to moisture and air, which could lead to chemical reactions or degradation. Store it separately from incompatible substances to avoid potential chemical hazards.
    Shipping Ship Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H -Naphthalene-2,7 -Disulfonate in well - sealed containers. Follow chemical shipping regulations to avoid exposure and ensure safe transportation of this chemical compound.
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    Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate
    General Information
    Historical Development
    Taste the industry of chemical industry and develop it for a long time. Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7 Disulfonate This thing has its traces in the progress of chemical industry in the past.
    Trace back to its source, early chemical research, many wise people are inclined to this. At the beginning of the cognition is still shallow, only a little clue of its nature. After the passage of time, the researcher is unremitting, refining its structure and exploring its use in detail.
    From ignorance to clarity, from shallow observation to deep investigation, in the fields of dyeing and fabrics, gradually develop its ability. All kinds of attempts in the past, or mistakes, are the foundation for today's development. Its historical evolution, like a long river, has been in the same line, eventually resulting in this product occupying an important position in the industry and adding luster to the development of the chemical industry.
    Product Overview
    Today there is a product called Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate. It is an exquisite compound with a unique structure. Looking at its structure, it is cleverly connected by naphthalene rings, aniline groups, etc., and contains sulfonic acid groups, giving it specific chemical properties.
    This product may have applications in many fields. Its structural characteristics may make it a high-quality dye in the dye industry with its unique color and stability; in scientific research, its special chemical activity may help researchers to deeply analyze the relevant chemical reaction mechanism. This compound has a place in the chemical world due to its special composition and structure, and brings many possibilities for scientific research and industrial applications. It is an important object of chemical research.
    Physical & Chemical Properties
    The properties of a chemical substance are related to Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] -4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate this substance. Its physical properties may appear in a specific color, or have a specific form, or be soluble in certain solvents. In terms of chemical properties, under specific conditions, it may participate in chemical reactions and exhibit unique chemical activities.
    The color of this substance may be derived from a special conjugate system in its molecular structure, which causes it to absorb and reflect light in a specific manner. Its solubility is related to the polarity of the molecule. If the molecule has more polar groups or is easily soluble in polar solvents. As for the chemical reactivity, or due to specific functional groups in the molecule, reactions such as substitution and addition can occur.
    The exploration of its physical and chemical properties is crucial in the field of chemical research, which can provide a theoretical basis for many applications and help to further explore its potential uses.
    Technical Specifications & Labeling
    There is a product today called Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate. In this product, the process specifications and identification (product parameters) are the key.
    Looking at the process specifications, it needs to be processed in a precise way. The matching of materials and the control of fire conditions are all determined. If the material is selected, the pure quality must be required, and the temperature and timing of the reaction must be appropriate to obtain its good product.
    As for the identification (product parameters), the appearance characteristics of color, taste and shape should be detailed. The proportion of ingredients and the geometry of purity should be confirmed. In this way, the characteristics of this product can be fully displayed in front of the user, and the advantages and disadvantages can be distinguished, so as to meet all the needs without any difference.
    Preparation Method
    Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate method, the first raw materials and production process. The raw materials must be selected from pure ones, such as aniline, naphthalene, etc. The quality of the quality is related to the success or failure of the product. In the production process, the reaction step is the most critical. First, aniline and naphthalene sulfonic acid compounds are reacted at a specific ratio and at a suitable temperature to form an intermediate product. This step requires precise temperature control, otherwise the reaction will be difficult to achieve expectations. Then the intermediate product reacts with others, and through multiple processes, the groups are precisely combined. At the same time, the catalytic mechanism cannot be ignored. Selecting the appropriate catalyst can promote the reaction rate and improve the yield. The whole process must abide by the regulations in order to obtain high-quality products.
    Chemical Reactions & Modifications
    Taste the industry of chemical industry, focus on studying one thing, called Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate. The chemical reaction and modification of this substance are quite critical.
    At the end of the reaction, it is necessary to carefully observe the interaction of its components, such as the state of the combination of elements and the change of chemical bonds, in order to understand its reaction path and control its direction. When modifying, it is designed to increase its characteristics. Or make it more stable and can last for a long time in different environments; or promote its activity and can react more easily with other substances.
    In this way, the chemical method is used to explore the potential of this material, hoping to make its performance perfect, and it can be used in various fields, adding to the chemical industry and enhancing the wonders of chemical technology.
    Synonyms & Product Names
    Today there is a thing called Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] -4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate. The synonyms of this thing and the trade name are quite important. Its synonyms are either based on its chemical structure or its characteristics. As for the trade name, it is related to the market logo, which is easy to identify.
    This chemical, in chemical research, synonyms can help researchers communicate accurately, and different expressions refer to this thing without confusion. The product name is used in business transactions, and it has the unique function of identification, making it easy for consumers to remember and find. The two complement each other, the synonyms are based on academics, and the product name focuses on practicality. In the field of chemical industry, it is clear that its synonyms and product names can travel smoothly between research and the market without error.
    Safety & Operational Standards
    "Safety and Risk Management Rules on Trisodium 4- [ (4-anilino-5-sodium sulfonate-1-naphthyl) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate"
    If you want to make a stable and follow the rules, Trisodium 4- [ (4-anilino-5-sodium sulfonate-1-naphthalene) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate is the first thing.
    At the beginning of its preparation, all raw materials must be carefully selected and pure before they can be put into the kettle. When weighing, it is necessary to use a precise tool, which is exactly the same. If there is an error, or the product is impure, it will be dangerous to safety.
    When reacting, temperature and pressure are the key. It is advisable to use a temperature control device to keep the temperature constant. If it is too high, the object may decompose, and if it is too low, the reaction will be slow. The pressure should also be stable, otherwise the kettle body may risk bursting.
    As for the operator, protective equipment must be worn, including clothes, hats, gloves, and masks. Because the object may be irritating and corrosive, if it is not careful, it will touch the skin and cause serious injury.
    And the operation room should be well ventilated, and the exhaust gas should not be aggregated to prevent ignition and explosion, and to ensure the health of the operator.
    The product to be produced is ready, and the storage is also regular. It is advisable to keep it in a cool and dry place, avoid direct light, and prevent its qualitative change.
    When transporting, the package must be tight, shockproof and collision-proof, and follow the regulations. Do not make mistakes.
    In this way, strictly abide by the rules of safety and abide by the rules of operation, only then can Trisodium 4- [ (4-anilino-5-sulfonate-sodium-1-naphthyl) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate be prepared and used smoothly without disaster.
    Application Area
    Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate, this is a delicate chemical substance. Its application field is quite wide. In the dyeing and weaving industry, it can be used as a dye to make the fabric bright in color, and the color fastness is quite good. It is not easy to fade after years of washing and light. In the printing industry, it can also show its skills to ensure that the printing pattern is clear and the color is gorgeous. Furthermore, in scientific research experiments, as a specific indicator reagent, with its unique chemical properties, it can keenly detect the existence or change of specific substances, helping researchers to understand the mysteries of the microscopic world. It is a substance of important value in many practical fields.
    Research & Development
    There is a product named Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] -4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate. As a chemical researcher, I dedicated myself to studying this product.
    During the research process, I investigated its properties and structure in detail, and explored the synthesis method. After repeated experiments, I tried various paths, or changed the reaction conditions, or changed the ratio of raw materials.
    Looking at the progress of its research, there were many obstacles at the beginning, and the synthetic product was not pure and the yield was also low. However, unremitting research has finally paid off. After optimizing the process, the purity of the product gradually increases and the yield also increases.
    We hope that this product can be more widely used in the future, or used in chemical production, or to help scientific research breakthroughs. Adhering to the heart of research, we hope to promote the continuous development of this product, add bricks to the chemical field, and shine in both academic and application.
    Toxicity Research
    I am committed to the toxicity research of chemicals, and recently focused on Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate. Examine its properties in detail and explore its potential impact on organisms and the environment. Or in the laboratory, take various organisms as samples to observe their physiological changes and growth patterns after exposure to this substance. It also considers its migration and transformation in different environmental media, such as water and soil, to investigate how its toxicity is disseminated and degraded. Through this study, we can clarify its toxic nature, and provide a solid basis for the safe application and proper disposal of this substance in the future, so as to avoid its harm to life and nature.
    Future Prospects
    Today there is a product called Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate. As a chemical researcher, I look at the properties of this product and think about its future development.
    This product is unique in the field of chemistry. Its structure is exquisite and contains a wonderful chemical mechanism. My generation researched it, hoping for the future, it can make its characteristics shine. Or it can be used in the production of new materials, with its special structure, it can give new energy to materials, and it can be used in high-tech, such as electronics and medical fields, to help the industry leap. Or in chemical production, optimize the process, reduce costs and increase efficiency, and add new vitality to the industry.
    The prospect of the future, this thing is like a star, waiting for our researchers to release its potential with wisdom and sweat, open up new paths for human well-being, and hope that it will bloom in the unfinished path, becoming the cornerstone of scientific and technological progress.
    Where to Buy Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate in China?
    As a trusted Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
    Frequently Asked Questions

    As a leading Trisodium 4-[(4-Anilino-5-Sulfonato-1-Naphthyl)Azo]-4-Hydroxy-1H-Naphthalene-2,7-Disulfonate supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

    What is the chemical structure of Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate?
    The name of this compound is 4- [ (4-anilinyl-5-sulfonate-sodium-1-naphthyl) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate trisodium. Its chemical structure is analyzed as follows:
    The main body of this compound is constructed based on the structure of the naphthalene ring. First, the naphthalene ring is connected to the naphthalene ring at the 1H-naphthalene-2,7-disulfonate site, and there are three sodium ions (Na 🥰) here, which is where the name trisodium comes from.
    At the 4-position of the naphthalene ring, a complex substituent is attached. The substituent begins with an azo group (-N = N-), which is attached at the 4-position of the naphthalene ring at one end and 4-aniline-5-sodium sulfonate-1-naphthalene at the other end. Where 4-aniline means that aniline is connected at the 4-position of 1-naphthalene (the structure where the phenyl ring is connected to the amino group), and 5-sodium sulfonate indicates that at the 5-position of 1-naphthalene is connected to the sodium sulfonate group (-SO 🥰 Na).
    In addition, a hydroxyl group (-OH) is connected at the 4 position of the naphthalene ring. The entire compound structure is formed by the connection and combination of these groups, showing specific chemical properties and spatial configurations. It may have unique applications in dyes, chemical industries, etc. Because of the interaction between chromophores (such as azo groups) and chromophores (such as hydroxyl groups, sulfonic acid groups, etc.) in the structure, it may endow it with specific characteristics such as color and solubility.
    What are the main uses of Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate?
    Trisodium 4- [ (4-phenylamino-5-sodium sulfonate-1-naphthyl) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate, this is an organic compound with important uses in many fields.
    First, in the dye industry, it is often used as a direct dye. Due to its unique azo and sulfonic acid groups in the structure, it has good water solubility and affinity for fibers. It can directly dye cotton, linen, silk, wool and other natural fibers and some synthetic fibers, and can dye fabrics with bright colors and high color fastness. It is widely used in the textile printing and dyeing industry to make fabrics show brilliant colors.
    Second, in the paper industry, it can be used as a paper dye. By combining with paper fibers, it can give specific colors to paper, meet the dyeing needs of different paper products such as packaging paper and cultural paper, and improve the aesthetics and applicability of paper products.
    Third, in the leather industry, this compound can be used for leather dyeing. With its good adhesion to leather fibers, it can make leather dye a uniform and long-lasting color, improve the quality and appearance of leather products, and make leather products more beautiful and durable.
    Fourth, in the field of ink manufacturing, due to its good solubility and color stability, it can be used as a colorant for ink. To ensure smooth ink writing, clear color and not easy to fade, it is widely used in the manufacture of pen ink, inkjet printing ink, etc., to meet the needs of writing and printing.
    What are the physical properties of Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate?
    This is an organic compound called trisodium 4- [ (4-phenylamino-5-sodium sulfonate-1-naphthyl) azo] -4-hydroxy-1H-naphthalene-2,7-disulfonate. Its physical properties are as follows:
    - ** Appearance **: Usually in powder form, this form is easy to store and transport, and it is easier to disperse in many reaction systems, which is conducive to the full progress of the reaction.
    - ** Solubility **: It has a certain solubility in water. Due to its structure containing multiple sodium sulfonate groups, this group is hydrophilic, which promotes the compound to interact with water molecules, dissolve in water, and then participate in various chemical reactions in the aqueous phase system, or as a dye. When applied, it can be evenly dispersed on fabrics and other substrates.
    - ** Color **: Often presents a specific color, which is attributed to its complex conjugate structure. The absorption and reflection properties of this structure cause the compound to exhibit a specific color. In the field of dyes, this property allows it to impart different colors to the dye.
    - ** Stability **: Under normal conditions, it has certain stability. However, if it encounters extreme environments such as high temperature, strong acid, and strong alkali, its structure may be damaged. For example, when the temperature is high, the vibration of the chemical bonds in the molecule intensifies, or the bond is broken; in the strong acid and alkali environment, some functional groups in the molecule or chemical reactions occur, such as the sodium sulfonate group under the action of strong acid, or it will be converted into sulfonic acid form, which in turn affects its overall performance.
    What is the synthesis method of Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate?
    To prepare Trisodium 4- [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate, the method is as follows:
    First raw materials, take an appropriate amount of 4 - amino - 1 - naphthalene sulfonic acid, aniline and 4 - hydroxy - 2,7 - naphthalene disulfonic acid, etc. First, 4 - amino - 1 - naphthalene sulfonic acid is reacted by diazotization, treated with sodium nitrite and an appropriate amount of inorganic acid at low temperature, and the temperature is carefully controlled to form diazonium salts. This step requires beware of hydrolysis and side reactions. After the diazotization is complete, a diazonium salt solution is obtained for use.
    In addition, aniline is reacted with appropriate reagents to introduce sulfonic acid groups to obtain 4-anilinyl-5-sulfonate sodium salt. Then it is coupled with the above diazonium salt solution under weakly basic conditions, mixed slowly, and stirred evenly, so that the coupling reaction of the two occurs to form an intermediate containing azo structure.
    Then, this intermediate is reacted with 4-hydroxy-2,7-naphthalene disulfonic acid under specific conditions, or through condensation, substitution, etc., depending on the specific reaction mechanism. This process requires fine regulation of reaction temperature, pH and reaction time to promote the formation of the target product. After the reaction, the impurities are removed by separation and purification methods, such as crystallization, filtration, washing, etc., and finally Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate. All steps need to be careful and pay attention to details to obtain pure products.
    What are the safety precautions for the use of Trisodium 4- [ (4-Anilino-5-Sulfonato-1-Naphthyl) Azo] -4-Hydroxy-1H-Naphthalene-2, 7-Disulfonate?
    The author of "Tiangong Wuwu" is also an ancient scientific and technological book. In the operation room, make sure that the surrounding environment is clean and stable, and do not mix with easy-to-respond objects to prevent unexpected changes. If the ancients made medicines, they must observe the properties of the medicine, and use it appropriately, not contrary to it.
    Second, the person who handles it should wear appropriate protective gear. Clothing to cover the body, do not let the skin touch it; covering the face with a mask to prevent it from entering the lungs; wearing gloves to protect the safety of the hands. The ancients worked hard, and they also knew to protect the body with objects, especially in today's chemical operations.
    Furthermore, when storing, choose a dry and cool place. Avoid direct sunlight, and do not approach fire sources. Cover this thing or change its properties due to heat and light, losing its use or causing danger. In the past, it was also appropriate to hide things, and now it is even more important to be careful with chemical products.
    Also, dispose of it after use, and do not discard it at will. Classify it according to regulations and hand it over to the company for disposal. Ancient waste, known to be properly disposed of, is now chemical waste, toxic and harmful to many people, can it be ignored?
    In short, with "Trisodium 4 - [ (4 - Anilino - 5 - Sulfonato - 1 - Naphthyl) Azo] - 4 - Hydroxy - 1H - Naphthalene - 2,7 - Disulfonate", it is necessary to carefully observe the physical properties, and be careful about the operation, protection, storage, and disposal, so that the security is safe and appropriate.