Products

Disodium 3,6-Dihydroxynaphthalene-2,7-Disulfonate

    Specifications

    HS Code

    192619

    Chemical Formula C10H6Na2O10S2
    Molar Mass 392.26 g/mol
    Appearance Solid (usually powder)
    Solubility In Water Soluble
    Ph Aqueous Solution May be near - neutral depending on concentration
    Melting Point Decomposes rather than having a distinct melting point
    Color Typically white to off - white
    Odor Odorless
    Stability Stable under normal conditions

    As an accredited Disodium 3,6-Dihydroxynaphthalene-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: 1 kg bag of Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate.
    Shipping Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate is shipped in properly sealed containers, following strict chemical transportation regulations to prevent spillage and ensure safe transit.
    Storage Store Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate in a cool, dry place, away from direct sunlight. Keep it in a well - sealed container to prevent exposure to moisture and air, which could cause degradation. Store the chemical in an area separate from incompatible substances to avoid potential reactions.
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    Certification & Compliance
    Disodium 3,6-Dihydroxynaphthalene-2,7-Disulfonate
    General Information
    Historical Development
    The industry of chemical industry is changing with each passing day. There is a name Disodium 3, 6 - Dihydroxynaphthalene - 2, 7 - Disulfonate, which is gradually showing its ability in various fields.

    Remembering the past, I first got involved in this thing, but the academic community still explored it lightly. At first, I only knew a little about its basic physical properties, and the road to application was not wide. However, Zhu Xian worked tirelessly, and changed over the years. In the method of synthesis, he strived to improve, and gradually obtained the best method to improve the yield and purity.
    Up to today, its application has been extended to many places, adding color and brilliance to the dyeing and weaving industry; in the field of medicine, it also has its merits. Looking at its development path, from initial exploration to wide application, it is actually the result of the efforts of many researchers. In the future, it is expected to shine in more fields and be used by the world.
    Product Overview

    Today there is a thing called Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. This substance has unique properties and is the key to chemical research. Its color state may be different, or in the shape of powder, white and delicate; or in the shape of crystal, crystal clear.
    View its chemical structure, containing specific groups, hydroxyl groups and sulfonate groups are cleverly connected, each occupying its place in the molecule, giving this product a different chemical activity. In the reaction environment, it can blend with many substances and cause wonderful changes.
    is also widely used. In the field of printing and dyeing, it can be used as a dye auxiliary to help the color be bright and lasting; in pharmaceutical research and development, or as a key intermediate, it lays the foundation for the creation of new drugs. Although its shape is small, its effect is significant, and it blooms a unique brilliance in the forest of chemical industry.
    Physical & Chemical Properties
    Today there is a thing named Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. Its physical and chemical properties are crucial. Looking at its state, at room temperature, or as a solid, white and pure, like a fine powder, uniform and dense.
    In terms of its solubility, it is easily soluble in water, and the solution is clear and transparent, like invisible water adding some characteristics. Its melting point is fixed, and it changes when heated. This is the key temperature for the transformation of the state of matter.
    The chemical properties cannot be ignored, and it has a certain stability. When it encounters strong acids and bases, or reacts, the molecular structure changes and new substances are formed. This is all about its wide range of applications, in the chemical industry, medicine and other fields, because of its unique physical and chemical properties, and play an important role.
    Technical Specifications & Labeling
    Today there is a chemical product called Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. Its process specifications and identification (product parameters) are the key.
    Process specifications are related to the preparation of this product. From the selection of raw materials, it is necessary to be pure and fine, to the control of reaction conditions, temperature, pressure, time, etc., all must be accurate to obtain uniform texture products.
    In terms of identification (product parameters), such as purity geometry, impurity content, and appearance, all need to be clearly marked. In this way, the user can distinguish its advantages and disadvantages, understand its characteristics, and be handy when applying it, so as to maximize the effectiveness of this product without the risk of misuse, so as to ensure that everything goes smoothly and achieve the desired purpose.
    Preparation Method
    Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate was prepared today, and the method of its preparation is essential. Take the raw materials first, and carefully select the pure ones, such as the genus naphthol, which is the base.
    The process of making
    , first use the method of sulfonation of naphthol, at a specific temperature, control its temperature, so that the sulfonate group is suitable for adhering to the 3,6,2,7 positions of naphthol. Sulfonation is completed, and then neutralized with a base, select the genus sodium hydroxide, add it slowly, adjust its pH, so that it is moderate.
    Reaction steps, each step needs to be carefully observed, and the temperature should be controlled during control, and there should be no difference. At the time of sulfonation, the temperature may reach a few hundred, or a few hours. When neutralizing, it should also be stirred slowly to observe its changes.
    Transformation mechanism, sulfonation is electrophilic substitution, the aromatic ring of naphthol is electron-rich, and the sulfonyl group is easy to enter. Neutralization is acid-base phase, into the shape of sodium salt. In this way, this product can be obtained, and its quality is pure and usable.
    Chemical Reactions & Modifications
    Today there is a thing called Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. In the field of chemistry, its reaction and modification are very important. We explore this compound to understand the mechanism of its reaction and know the method of its modification.
    View its reaction, or combine with other things, or change itself by changing conditions. Or heat, or add other agents, its molecular structure may change or change, and new substances are born.
    As for modification, it can increase its stability, or change its solubility, or adjust its activity. In this way, it can be expanded and used in the fields of medicine and materials.
    The way of chemistry lies in exploring the change of substances. The reaction and modification of this compound are to be further studied by us to clarify its rationale and serve as the foundation for the use of the world.
    Synonyms & Product Names
    "Chemicals"
    There are many names and special names, and the same is true for "Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate". Its aliases, trade names, etc., all need to be carefully studied.
    Chemical products often have different names due to different uses, origins, and production methods. This "Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate", or has another name for vulgar use, or has a trade name to show its characteristics.
    Looking at the past, the names of various chemical products, either according to their properties or according to their effectiveness. The same name and trade name of this product should also follow this path, either to show its uniqueness or to show its specific use. It is of great benefit to explore its same name and trade name in order to recognize and use this thing. It is necessary to distinguish carefully before you can get to the truth.
    Safety & Operational Standards
    About 3,6-dihydroxynaphthalene-2,7-disulfonate sodium salt product safety and operating specifications
    Fu 3,6-dihydroxynaphthalene-2,7-disulfonate sodium salt is an important substance for chemical research. Its experimental and production process, safety and operating standards are of paramount importance.
    First of all, it is about safety. Store this substance in a cool, dry and well-ventilated place, away from fire and heat sources, to prevent accidents. When taking it, wear appropriate protective equipment, such as gloves, goggles, etc., to cover it because it may be irritating to the skin and eyes. If you accidentally contact the skin, you should quickly rinse with a lot of water; if it enters the eyes, you should immediately rinse with flowing water or normal saline and seek medical attention in time.
    As for the operating specifications. In the experimental operation room, the instrument must be clean and dry to ensure accurate reaction. When weighing, use a precise balance and strictly weigh it according to the required amount. During the reaction process, the control of temperature, pH and other conditions is crucial. It must follow the established reaction process, step by step, and must not act recklessly. And the waste gas and waste liquid generated during the reaction process must not be discharged at will, and should be properly disposed of according to environmental protection requirements.
    Furthermore, the experimental records cannot be ignored. The operation details, reaction phenomena, data changes, etc. of each step should be recorded in detail for subsequent analysis and verification.
    In general, in the research and application of 3,6-dihydroxynaphthalene-2,7-disulfonate sodium salt, strict adherence to safety and operating standards can achieve accurate results, and also ensure the safety of personnel and the environment.
    Application Area
    Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate is also used to transform the material. The field of its application is wide. In the field of dyeing, it can be used as a raw material for dyes. With its unique chemical properties, it can make the dye a beautiful color, and the color fastness is good, and it will not fade for a long time.
    It is also useful in the field of research and development. Or it can help the synthesis of the product, improve its characteristics, increase the effectiveness of the product, reduce its side effects, and reduce its side effects.
    Furthermore, in the field of materials, this compound may be able to be used for special materials. Make the material with high-quality properties, such as better quality and quality, etc., to meet the needs of various new technologies.
    Research & Development
    In recent years, I have studied "Disodium 3, 6-Dihydroxynaphthalene-2, 7-Disulfonate", and I have dedicated myself to studying it, hoping to make progress. At the beginning, I explored its properties and analyzed its structure. Although it was difficult to encounter, my ambition has not changed.
    During the experiment, operate cautiously, record the data in detail, and repeatedly verify. Observe the change of its reaction, and study the impact of different conditions on the product. After months of work, I have gradually understood.
    Looking at what I have obtained now, I have gained a lot. This compound may have extraordinary potential in specific fields. In the future, we should continue to deepen and expand its application, hoping to be able to use it widely, and add new achievements to the industry, so as to promote the development of this field and live up to the research.
    Toxicity Research
    Today there is a chemical substance, named Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. As a toxicologist, I study its toxicity in detail. The nature of this substance is related to public use and cannot be ignored.
    I have collected all the evidence and experimented in detail. Observe its response to the object and observe its change in the body. Or touch the skin, or enter the viscera, all of which are carefully examined. After years of study, I have begun to get clues.
    If this object is touched in excess, it may have skin discomfort; if it is not carefully entered into the body, it may disturb the viscera. However, when the amount is small, the harm is still light. However, the matter of toxicology should not be ignored, but it must be carefully investigated in detail, so as to clarify its entirety and ensure its safe use.
    Future Prospects
    Today there is a product called Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate. We are chemical researchers, and we are full of hope for the future of this product.
    This agent also has extraordinary characteristics, or can be used in chemical fields, emerging. To observe the needs of today's materials, it may be able to contribute to the research of new materials. In the genus of paints, it may increase its color and durability; in the industry of printing and dyeing, it is also expected to create unique colors and firm colors.
    In addition, the road of medical exploration also has opportunities. It may help the research of drug carriers, making the drug effect slow and stable, and the targeting is more accurate.
    Although the road ahead is long, we firmly believe that with time and diligent research, this Disodium 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonate will shine brightly and make outstanding contributions to future technology and life.
    Where to Buy Disodium 3,6-Dihydroxynaphthalene-2,7-Disulfonate in China?
    As a trusted Disodium 3,6-Dihydroxynaphthalene-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 Disodium 3,6-Dihydroxynaphthalene-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 are the chemical properties of Disodium 6-Dihydroxynaphthalene-2, 7-Disulfonate?
    Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate is one of the organic compounds. It has good water solubility and can be dissociated into an ionic state in water.
    The appearance of this compound is often white to light yellow powder, with high stability, and it is not easy to decompose under normal conditions. In the chemical industry, it is often used as an intermediate for dyes and pigments. Because of the hydroxyl groups and sulfonic acid groups in the molecule, it can participate in various chemical reactions and help to form dyes and pigments with complex structures.
    Its chemical properties are active, and the hydroxyl groups are acidic, which can react with bases to form corresponding salts. Sulfonic acid groups are also acidic, and they are highly acidic, which can enhance the solubility and ionization degree of compounds in water.
    In addition, the compound may have certain coordination ability and can form complexes with metal ions, which may be used in specific catalytic reactions or material preparation. Its spectral properties are also of concern. Due to the specific molecular structure, there may be characteristic absorption peaks in the ultraviolet-visible spectral region, which can be used for qualitative and quantitative analysis. In short, disodium 3,6-dihydroxynaphthalene-2,7-disulfonate has rich chemical properties and is of important application value in many fields.
    What are the main uses of Disodium 3, 6-Dihydroxynaphthalene-2, 7-Disulfonate
    Disodium 3,6-dihydroxynaphthalene-2,7-disulfonate, this is an important chemical substance with a wide range of uses.
    In the dyeing and weaving industry, it is often used as a dye intermediate. Due to its special chemical structure, the cover can provide a key skeleton for dye synthesis. After a series of chemical reactions, dyes with bright color and good fastness can be prepared. For fabric dyeing, fabrics show rich colors, and are not easy to fade under sun exposure, washing and other conditions.
    In the field of pigment preparation, it also plays an important role. Using this as a raw material, pigments with excellent performance can be synthesized for the production of inks, coatings and so on. The ink made in this way is printed on paper with a clear and long-lasting color; the paint is coated on the surface of the object, which not only has good decorative properties, but also provides a certain protective effect against external environmental erosion.
    In the manufacture of some fine chemical products, it is also indispensable. In the R & D and production of medicines, pesticides, etc., as an important intermediate, it participates in the synthesis of many complex organic compounds. In the field of medicine, it may assist in the synthesis of drug molecules with specific pharmacological activities; in pesticides, it may participate in the synthesis of highly efficient and low-toxic pesticide ingredients to ensure agricultural production.
    Furthermore, in scientific research experiments, due to its unique chemical properties, it is often used as a chemical analysis reagent or model compound. By studying it, researchers can deeply explore the relevant chemical reaction mechanisms, providing theoretical basis for the design and synthesis of new compounds, and promoting the continuous development and progress of chemistry.
    What is the preparation method of Disodium 6-Dihydroxynaphthalene-2, 7-Disulfonate?
    The method of making disodium 3,6-dihydroxynaphthalene-2,7-disulfonate has been known for a long time. The method is as follows:
    Take 3,6-dihydroxynaphthalene as the group first, which is the key thing. Start with naphthalene, and through multiple delicate processes, 3,6-dihydroxynaphthalene is prepared. Or halogenated from naphthalene to obtain halogenated naphthalene, and then halogenated with hydroxyl groups, through multi-step conversion, to obtain 3,6-dihydroxynaphthalene.
    Times, 3,6-dihydroxynaphthalene is introduced into the sulfonic acid group. Concentrated sulfuric acid or fuming sulfuric acid is used as the sulfonating agent to control the temperature and time conditions. The temperature is very important, if it is too low, the reaction will be slow, too high or it will cause side clumps At a suitable temperature, the sulfonic acid group is cleverly connected to the 2,7 positions of the naphthalene ring to obtain 3,6-dihydroxynaphthalene-2,7-disulfonic acid. After
    , the 3,6-dihydroxynaphthalene-2,7-disulfonic acid is formed into a salt. In response to the sodium hydroxide solution, the acid and base are neutralized, and the sodium ion replaces the hydrogen in the acid to obtain disodium 3,6-dihydroxynaphthalene-2,7-disulfonate. After the reaction is completed, the pure product is obtained after crystallization, filtration, washing, and drying. When crystallizing, the temperature is controlled and the concentration of the solution is controlled to make the crystal shape good and the purity is high. Filter to remove impurities, wash off the appendages, dry to remove water, and obtain the final product, which can be used in dyeing
    What is the price range of Disodium 6-Dihydroxynaphthalene-2, 7-Disulfonate in the market?
    I have not seen the exact price of disodium 3,6-dihydroxynaphthalene-2,7-disulfonate in the market. However, this price often changes due to many reasons, such as the output of the place of origin, the situation of supply and demand, the quality of the quality, and even the difference in luck.
    I have heard that in the past, there were medicinal stones, but due to the sudden rise of diseases, there were many people in need and few people in supply, and their prices increased several times. There are also various chemical materials, which fluctuate and fluctuate with the abundance of the place of origin. This disodium 3,6-dihydroxynaphthalene-2,7-disulfonate is either used in the chemical industry or in the medical industry. Its use is different, and the price is also different.
    If it is used in fine chemicals, the price may be high if it is pure; if it is used in ordinary industries, the quality requirements are slightly lower, and the price may be slightly reduced. And the price set by the four parties is not uniform. Prosperous cities, places where commercial ports converge, may have slightly lower prices due to convenient circulation; remote towns, inconvenient transportation, may have increased prices due to transshipment fees.
    If you want to know the price today, you should consult the merchants in the market, chemical companies, or the platforms for chemical trading, and you can get a more accurate price with current information. Although it is difficult to know its exact value, you will be able to get close to it through this route.
    What should be paid attention to when using Disodium 3, 6-Dihydroxynaphthalene-2, 7-Disulfonate
    When using 3,6-dihydroxynaphthalene-2,7-disulfonate sodium dihydrate, be sure to pay attention to the following matters.
    First, this agent has a specific chemical activity, and strict procedures must be followed when using it. It is very picky about the storage environment. It should be stored in a cool, dry and well-ventilated place, away from heat sources and open flames, so as not to cause unexpected chemical reactions. If the storage environment is improper, or the agent may deteriorate and damage its efficacy.
    Second, during operation, protective measures are indispensable. When wearing appropriate protective equipment, such as gloves, goggles and protective clothing. Because it may cause irritation to the skin, eyes and respiratory tract, if inadvertently touched, it should be rinsed with a large amount of water immediately, and seek medical treatment in time according to the specific situation.
    Third, when formulating and using, it is essential to accurately control the dosage. It is necessary to use an accurate measuring tool to measure according to specific experimental or production requirements. Excessive or small amount of use may have adverse effects on the expected results. And when dissolving, the appropriate solvent should be selected according to its solubility characteristics, and auxiliary means such as proper stirring and heating should be used to ensure that it is fully dissolved and the best effect is exerted.
    Fourth, after use, proper disposal of the remaining drugs and related waste should not be ignored. It should not be dumped at will, and should be collected and disposed of in accordance with the regulations on chemical waste treatment to prevent pollution to the environment. Only by paying careful attention to the above can this agent be used safely and effectively.