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3,6-Dihydroxynaphthalene-2,7-Disulfonic Acid, Disodium Salt

Lingxian Chemical

Specifications

HS Code

334121

Chemical Name 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonic Acid, Disodium Salt
Molecular Formula C10H6Na2O8S2
Molar Mass 372.26 g/mol
Appearance Typically a solid (powder or crystals)
Solubility Soluble in water
Ph Affects the pH of the solution it is dissolved in, can act as an acid - base modifier
Stability Stable under normal conditions, but may decompose under extreme heat or in contact with strong oxidizing agents
Purity Can be available in different purity levels (e.g., 95%, 98%, 99% etc. depending on the manufacturer and application requirements)
Cas Number 5329 - 80 - 8
Color May be colorless to slightly yellowish
Packing & Storage
Packing 250 g of 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonic Acid, Disodium Salt in sealed bags.
Storage Store “3,6 - Dihydroxynaphthalene - 2,7 - Disulfonic Acid, Disodium Salt” in a cool, dry place, away from direct sunlight. Keep in a tightly sealed container to prevent moisture absorption and potential reaction with air components. Avoid storing near incompatible substances. If possible, use a storage area with controlled humidity and temperature to ensure long - term stability.
Shipping 3,6 - Dihydroxynaphthalene - 2,7 - Disulfonic Acid, Disodium Salt is shipped with careful packaging to prevent damage. Special handling may be required due to its chemical nature, via appropriate freight services following safety regulations.
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3,6-Dihydroxynaphthalene-2,7-Disulfonic Acid, Disodium Salt
General Information
Historical Development
3,6-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt, its history of evolution, is really related to the rise of chemical industry. In the past, chemical industry was not prosperous, and such fine compounds were little known. However, the years have passed, science and technology have advanced, and all kinds of research have arisen. Scholars have tried their best to explore its properties and methods of preparation. Initially, the preparation was difficult and the yield was quite low. However, everyone was unyielding. After years of research, trial and error, the process has gradually matured. At present, its use in various fields has become more and more extensive, and the industry of self-dyeing and weaving has added color; to the field of scientific research, it has helped experiments. Looking at its history, it has flourished from the end, which is actually one of the witnesses of the development of chemical industry, and it is also an incentive for future generations to forge
Product Overview
Today there is a substance called 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. This substance is unique in the field of chemistry. Its shape may be powder, color may be white as snow, or with a light color.
Looking at its composition, the skeleton of naphthalene is the base, and the hydroxyl group is cleverly attached to the sulfonic acid group. The hydroxyl group is active and can react with many substances to form new compounds. The sulfonic acid group is also extraordinary, which can give this substance good water solubility and can be easily dispersed in aqueous solution.
It has a wide range of uses, in the chemical industry, or as a raw material for synthesizing other substances. Through exquisite craftsmanship, it turns the ordinary into magical and derives a variety of products. In the process of scientific research, it is often a tool to explore the unknown, helping us to penetrate into the mysteries of chemistry and reveal the rules of material change. This is the general appearance of 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt.
Physical & Chemical Properties
3,6-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt, the physical and chemical properties of this substance are related to the gist of our research. Its color state, often in a specific shape, or as a crystal form, or as a powder, depends on the method of preparation. Its solubility in water may have unique performance, or soluble or insoluble, is determined by the molecular structure. When heated, there may be decomposition changes, and the threshold temperature needs to be investigated in detail. Its chemical activity, when it encounters or reacts with surrounding substances, depends on the accuracy of the reaction conditions. In the realm of acid and alkali, there are corresponding changes. In order to gain a deeper understanding of this substance, we should use rigorous methods to investigate its physical and chemical properties in detail, in order to explore its mysteries and lay the foundation for its wide use.
Technical Specifications & Labeling
The technical specifications and identification (product parameters) of Fu 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt are what our generation should investigate. The preparation of this product requires a rigorous method. From the selection of raw materials, it must be pure and free of impurities, to the control of reaction conditions, temperature and duration are fixed. In the reactor, the materials are blended, and the best effect is obtained according to the precise ratio.
On the label, its chemical name and molecular formula should be stated to correct the audio and video. Product parameters, such as purity, must be up to high precision, and the impurity content must be strictly controlled at the micro-powder. Appearance color should also be uniform and stable. In this way, this product can be used in various applications to show its full ability, for work and learning, without error. This is the essence of technical specifications and identification (product parameters), we should study carefully and keep it straight.
Preparation Method
To make 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt, the method is as follows: Prepare all kinds of raw materials first, and carefully select them to ensure their purity. In a special vessel, mix the raw materials according to a specific process, and control the temperature, pressure and other conditions.
At the beginning of the reaction, slowly heat up to make the raw materials blend and promote the reaction. In the meantime, pay close attention to the process of the reaction and fine-tune the conditions according to the reaction conditions. When the reaction reaches a certain stage, cool down in time to prevent side reactions from happening.
As for the catalytic mechanism, choose a suitable catalyst to accelerate the reaction rate and reduce the energy required for the reaction. When the catalyst is added, the dosage is exquisite, and it needs to be precisely controlled. In this way, after repeated operations, this product may be obtained, but during the process, it must be rigorous in order to achieve its success.
Chemical Reactions & Modifications
3,6-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt is also a chemical substance. In the field of chemistry, its reaction and modification are crucial.
Looking at its chemical reaction, this substance participates in various reactions, or combines with other substances, or decomposes and converts. Its reaction mechanism is like a delicate mechanism, each atom and group interacts according to a specific law. In terms of reaction conditions, factors such as temperature and pH can affect the rate and direction of the reaction. Just like the wind in a boat, it can go with it or go against it.
As for modification, it is designed to optimize its performance. Or change its solubility to make it more soluble in specific solvents to suit different application scenarios; or increase its stability to make it last longer in the environment. Modification methods, by chemical means, introduce new groups, or adjust the structure of molecules, just like adding new clothes and deformation to it, in order to achieve good performance. In this way, 3,6-dihydroxy naphthalene-2,7-disulfonic acid disodium salt can be used in chemical, materials and other industries to play a better role.
Synonyms & Product Names
Today there is a thing called 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. This thing is used in the field of chemical industry and has a wide range of uses. Its nicknames are also many, because of different places and different industries. Or because of its properties and functions, it has different names.
In the industry, everyone knows the importance of this thing. Although the names are different, it refers to the same thing. For example, merchants trade, or according to the usual name, call it different, but study its essence, all of which are 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. This compound has key effects in various processes, such as dye preparation and chemical synthesis. Therefore, although the names are mixed, practitioners know that they are the same entity and are not confused by the numerous aliases.
Safety & Operational Standards
Specifications for safety and operation of 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt
Fu 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt is an important chemical and is used in many fields. To ensure its safe use and orderly operation, it is necessary to understand the following items.
#1. Storage rules
This product should be placed in a cool, dry and well-ventilated place. Keep away from fire and heat sources to prevent its properties from changing due to high temperature and humid environment, which will affect the quality. And should be stored separately from oxidants, acids, etc., must not be mixed, so as not to cause chemical reactions and endanger safety.
#2. The essentials of operation
Operators must undergo special training and strictly abide by the operating procedures. When operating, it is advisable to wear appropriate protective equipment, such as protective glasses, gloves and protective clothing, etc., to prevent the product from contacting the skin and eyes and causing damage. If the skin is accidentally splashed during operation, it should be rinsed with a large amount of flowing water immediately, followed by medical treatment; if it splashes into the eyes, it is also necessary to rinse with water quickly, and then seek professional medical assistance.
#3. Emergency disposal methods
In the event of a leak accident, quickly evacuate the personnel from the leaked contaminated area to a safe area, isolate them, and strictly restrict access. Emergency personnel need to wear self-priming filter dust masks and anti-acid and alkali work clothes. Do not let leaks come into contact with combustible substances (such as wood, paper, oil, etc.). In the event of a small leak, dust can be avoided and collected in a dry, clean, covered container with a clean shovel; in the event of a large leak, a dike or pit should be built for containment, and transferred to a tanker or special collector by pump for recycling or transportation to a waste treatment site for disposal.
In short, for 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt, whether it is stored, operated, or emergency response, it is necessary to strictly follow safety and operating standards, so as to ensure the safety of personnel and environmental harmlessness, so that the product can play its due role.
Application Area
3,6-Dihydroxynaphthalene-2,7-disodium disulfonate is useful in various fields. In the dyeing and weaving industry, it can be used as a dye aid to make the fabric uniform and bright, and it will not fade for a long time. In the process of pharmaceutical research and development, it may have unique chemical activity, which can provide an opportunity for the creation of new drugs and help overcome difficult diseases. In the field of materials science, it can participate in the preparation of special materials, improve material properties, such as enhancing their stability and corrosion resistance. All these applications rely on its special chemical structure and properties to make it emit light and heat in many fields, becoming an indispensable key substance, contributing to the development of various industries and promoting the progress of science and technology and production.
Research & Development
Since modern times, I have been focusing on the study of 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. This substance has unique properties and a wide range of applications.
At the beginning, explore its structure, analyze its molecular composition, and gain insight into the wonders of atomic bonding. Then, study its chemical properties, observe its reaction in different media and conditions, in order to understand its activity law.
The process of research and development is very difficult. Try various synthesis methods, optimize the reaction conditions, and obtain high-purity and high-yield products. After repeated tests, the synthesis path is gradually improved.
As for application and expansion, it has been involved in dyes, medicine and other fields. In dyes, it can cause bright color and good fastness; in medicine, it may have potential curative effect. In the future, it still needs to be deeply cultivated and expanded, in order to contribute to the academic and industrial circles and promote their long-term development.
Toxicity Research
Those who have studied poisons in modern times are especially concerned about 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. The harm of husband poison is related to the health of people's livelihood and cannot be ignored. To study its toxicity, it is necessary to examine its properties, shape, use and impact on people in detail.
After various tests, it is observed that it is a sign of entry into the body, or skin discomfort, or viscera violation. In animal experiments, it also shows various abnormalities, or abnormal behavior, or physical weakness. Although this substance has its own applications, the danger of toxicity must be prevented.
In order to ensure the well-being of the public, when it is clear that its harm is caused, strict regulations are made to restrain it, and when it is used, it must be used with caution, so as not to cause poison to flow into the world and cause endless harm.
Future Prospects
The chemical product of my research is 3,6-dihydroxynaphthalene-2,7-disulfonic acid disodium salt. This product has great potential in the field of chemical industry. In the future, it is expected to explore new ways in material creation. With its characteristics, it may be able to help form new functional materials and be applied to electronics and optics. And it can be used in chemical reactions, or it can be used as an efficient auxiliary agent to optimize the process, improve production and quality. It can also be explored in biomedicine, help the research and development of pharmaceutical carriers, and seek well-being for health. We should study it diligently, hoping that this product will shine in the future, stimulate the industry of chemical industry, and benefit all people.
Frequently Asked Questions
What are the chemical properties of 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt?
3,6-Diaminopyridine and 2,7-dicarboxylic acid dianhydride are both organic compounds, each with unique chemical properties.
3,6-diaminopyridine, due to the structure of the pyridine ring and the amino group, is weakly basic, and the amino group can participate in many reactions. Amino groups have nucleophilic properties and can undergo nucleophilic substitution reactions with halogenated hydrocarbons to form new carbon-nitrogen bonds and construct a variety of nitrogen-containing organic compounds. When exposed to acids, amino groups are prone to accept protons and form pyridine ammonium salts. At the same time, due to the effect of amino power supply, the electron cloud density of the pyridine ring changes, which affects its electrophilic substitution reaction activity and check point, which is conducive to the introduction of other functional groups at specific locations.
2,7-Dinaphthalic acid dianhydride, containing a naphthalene ring and an acid anhydride structure. The acid anhydride is active and has high reactivity. It is easy to hydrolyze in water to form 2,7-dicarboxylic acid. Alcoholysis can occur with alcohols to form ester compounds. In case of amines, aminolysis occurs to form an imide structure, which is widely used in the preparation of high-performance materials such as polyimides. The naphthalene ring part gives the compound a certain conjugate system, showing certain optical and electrical properties, and has potential applications in the field of organic optoelectronic materials.
Both are widely used in the field of organic synthesis. 3,6-diaminopyridine provides raw materials for the construction of nitrogen-containing structures, and 2,7-dinaphthalic acid dianhydride is used to prepare compounds and materials with special structures and properties, providing an important foundation for the development of organic chemistry and the creation of new materials.
What are the uses of 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt?
3% 2C6 is arsenic trioxide, commonly known as arsenic, which is highly toxic. 2% 2C7 dimercaptopropanol, commonly used in the rescue of arsenic, mercury and other metals poisoning. The following is an explanation of the uses of the two:
Arsenic trioxide, although highly toxic, has unique uses in medicine. Ancient physicians have found that it can be used as medicine. Today, after scientific research, it has been used in the treatment of certain blood diseases, such as acute promyelocytic leukemia. With the properties of arsenic, it can induce leukemia cell differentiation, apoptosis, and achieve the effect of treating and saving people. However, its virulence is strong, and it must be used with caution. The dosage and usage need to be precisely controlled. A slight mistake can harm life.
Dimercaptopropanol, specially made to detoxify metal poisoning. When people accidentally touch arsenic, mercury and other poisons, causing metal accumulation poisoning in the body, this drug can show its skills. Its molecules contain thiol groups, which can tightly bind to metal ions to form a stable complex, which is excreted in urine to relieve the risk of poisoning. In case of arsenic poisoning, dimercaptopropanol can bind to arsenic that has entered the body to reduce its toxicity and help patients recover. In industrial accidents, accidental ingestion of metal poisons, etc., it is an important detoxifying drug. However, when using drugs, the dose must also be reasonably determined according to the patient's symptoms, weight and other factors to prevent adverse reactions.
How to prepare 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt
The preparation of 3% 2C6-diaminonaphthalene-2% 2C7-disulfonic acid disodium salt is an important matter for chemical preparation. To make this product, a specific method needs to be followed.
First, when the required raw materials and utensils are prepared. Raw materials such as naphthalene, etc., need to choose their purity. Utensils such as reactors, condensers, etc., should also be clean and non-destructive to ensure a smooth reaction.
When preparing, the naphthalene is first sulfonated under specific conditions. This step is extremely critical, and the temperature, time and proportion of the reactants need to be controlled. After the sulfonation reaction, naphthalene derivatives containing sulfonic acid groups can be obtained.
Then, nitrify the obtained product. When nitrifying, the reaction conditions need to be carefully adjusted to ensure that the nitro group is accurately introduced to the desired position to obtain the naphthalene compound containing nitro and sulfonic acid groups.
Then the nitro-containing product is converted into an amino group by reduction. During the reduction process, it is essential to choose an appropriate reducing agent, and pay attention to the reaction environment to avoid side reactions.
Finally, 3% 2C6-diaminonaphthalene-2% 2C7-disulfonic acid disodium salt can be obtained through various steps such as neutralization and crystallization. When neutralizing, when the pH is precisely controlled, the product can be purified. During the crystallization process, control the temperature and amount of solvent to obtain high-quality crystal products.
Preparation of this compound requires rigorous operation and attention to details in order to achieve its work and obtain pure and high-quality products.
What are the physical properties of 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt?
3% 2C6-diaminonaphthalene and 2% 2C7-dinitrodibenzo [a% 2Cg] perylene are both organic compounds with unique physical properties.
3% 2C6-diaminonaphthalene, mostly solid at room temperature, because its molecular structure contains two amino groups and naphthalene rings, it has a certain alkalinity and can react with acids to form salts. It is slightly soluble in water, mainly due to the large proportion of the non-polar part of its molecule (naphthalene ring), and water is a polar solvent. According to the principle of "similar miscibility", its solubility in water is limited. However, it can be better dissolved in some organic solvents, such as ethanol, ether, etc., and the polarity of these organic solvents is more suitable for the polarity of the 3% 2C6-diaminonaphthalene molecule.
2% 2C7-dinitrodibenzo [a% 2Cg] perylene is also a solid, and its appearance is often a specific color. The nitro group in the molecule gives it oxidizability, and the two benzo-perylene ring structures make it highly stable. It is difficult to dissolve in water because the non-polarity of its molecule as a whole is extremely strong, and the polarity is very different from that of water. In organic solvents, its dissolution also varies depending on the type of solvent. Generally speaking, it has a certain solubility for organic solvents with similar structures or polarity matching.
The melting point and boiling point of the two are also different. The melting point and boiling point of 3% 2C6-diaminonaphthalene are affected by the intermolecular force. The amino group can form hydrogen bonds, enhance the intermolecular force, and cause its melting point and boiling point to be within a certain range. 2% 2C7-dinitrodibenzo [a% 2Cg] perylene Due to the more complex and large molecular structure, the intermolecular force is stronger, and its melting point and boiling point are usually relatively higher.
In addition, the two are also different in density. The density is related to the compactness of the molecular structure, the type and number of atoms. These differences in physical properties make them have different applications and research directions in many fields such as chemical industry and materials.
What should be paid attention to when storing 3,6-dihydroxynaphthalene-2,7-disulfonate disodium salt?
3% 2C6-diaminonaphthalene-2% 2C7-disulfonic acid disodium salt hydrate needs to pay attention to many key matters when storing.
This compound has specific chemical activity and physical properties, and the first environmental conditions are stored. It should be placed in a cool and dry place, away from high temperature and humidity. High temperature will affect its thermal stability, or cause decomposition and deterioration; humid environment can easily make the compound absorb moisture and change its chemical composition and properties.
Secondly, pay attention to avoid contact with oxidizing and reducing substances. Due to its chemical structure, when it encounters oxidizing substances, an oxidation reaction may occur, causing structural changes and property changes; when it comes into contact with reducing substances, or triggers a reduction reaction, it affects its purity and quality.
Furthermore, the choice of storage container is also crucial. A well-sealed container should be used to prevent contact with air and moisture. Glass containers are usually suitable because of their good chemical stability and are not easy to react with compounds. However, for special cases, specific material containers should be selected according to the characteristics of the compound.
During storage, the state of the compound should be checked regularly to observe whether there are color and morphological changes. If there is any abnormality, it is necessary to analyze the cause in time and take corresponding measures to ensure that its quality and stability are not damaged, so as to ensure that the 3% 2C6-diaminonaphthalene-2% 2C7-disulfonic acid disodium salt hydrate maintains good quality during storage.