Products

4,4'-Dihydroxy-7,7'-Iminodi(Naphthalene-2-Sulphonic Acid)

Lingxian Chemical

Specifications

HS Code

411251

Chemical Formula C28H20N2O10S2
Molar Mass 608.60 g/mol
Stability Stable under normal conditions if stored properly, no details on degradation
Packing & Storage
Packing 500g of 4,4'-Dihydroxy - 7,7'-Iminodi(Naphthalene - 2 - Sulphonic Acid) in sealed plastic bags.
Storage 4,4'-Dihydroxy-7,7'-Iminodi(Naphthalene - 2 - Sulphonic Acid) should be stored in a cool, dry place, away from direct sunlight and sources of heat. It should be kept in a well - sealed container to prevent moisture absorption and exposure to air, which could potentially lead to chemical degradation. Avoid storing near reactive substances.
Shipping 4,4'-Dihydroxy - 7,7'-Iminodi(Naphthalene - 2 - Sulphonic Acid) is shipped in corrosion - resistant containers, carefully sealed. Shipment is via specialized carriers following strict chemical safety regulations to prevent any spillage or damage.
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4,4'-Dihydroxy-7,7'-Iminodi(Naphthalene-2-Sulphonic Acid)
General Information
Historical Development
The development of 4,4 '-dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) has been around for a long time. In the past, the sages worked diligently in the field of chemistry. In the early years, everyone explored the properties of matter and the rules of change, and worked tirelessly to seek new things. At that time, although the technology was not as good as it is today, the enthusiasm and perseverance did not decrease.
Gradually, many scholars focused on such compounds. After repeated experiments and pondering, the understanding of its structure and characteristics became deeper. From the initial ignorance and exploration, to the clarification of its chemical relationship and reaction path. Every step forward, countless efforts have been gathered. The development of this compound is like a trickle in the long river of history. Although it is slow but stable, it has become more and more important in the field of chemistry with the advance of time, laying a solid foundation for future research.
Product Overview
Today there is a product called 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid). It is the object of chemical research and has unique properties. The appearance of this product may have a specific state, or it may have different colors and shapes. Its structure is exquisite, containing hydroxyl groups, imino groups and other groups, which are connected to each other to build a unique structure.
In terms of performance, it may have specific solubility, be soluble in certain solvents, or exhibit chemical activity under specific conditions, and can react with other substances to generate new substances. It is used in the chemical industry or as a key raw material, and can be used to produce a variety of products, contributing to industrial progress. After repeated investigation, we hope to better understand its nature and make good use of it, so as to promote the prosperity of chemical industry and open up new avenues for various applications.
Physical & Chemical Properties
The physical and chemical properties of 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) are particularly important. Looking at its morphology, at room temperature or crystalline body, color or pure white, like fine sand, delicate and shiny. Its solubility is soluble in water, but the solubility varies with temperature. When heating up, the solubility gradually increases, which is in line with the law of general substance dissolution. Its chemical properties are also characteristic, containing hydroxyl groups and sulfonic acid groups, which can react with bases to form corresponding salts. This reaction process is like the combination of yin and yang, blending with each other to form new substances. On the stage of chemical reactions, it showcases unique changes and offers many possibilities for chemical research and production, which is truly worthy of in-depth investigation in the field of chemistry.
Technical Specifications & Labeling
4,4 '-Dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) technical specifications and labels (commodity parameters)
There are 4,4 '-dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) today, and its technical specifications must strictly abide by the ancient law. The selection of raw materials must be high-quality, and the ratio is accurate. The method of synthesis, the temperature and the time are all key. If it is slightly poor, the quality will be at a loss.
Its logo is also fixed. The product parameters should be detailed in the book, such as the purity geometry, the number of impurities, and the appearance and color should be clear. In order to facilitate the world to clearly distinguish the advantages and disadvantages, and choose the best and use it. In this way, this product is exquisite and beneficial to the world.
Preparation Method
The preparation method of 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) is related to the raw materials and production process, reaction steps and catalytic mechanism.
First take an appropriate amount of naphthalene sulfonic acid raw materials, place them in a special kettle, add a specific alkali solution in a precise ratio, and promote its initial fusion at a suitable temperature. This process requires strict control of temperature and stirring rate to prevent reaction disorder.
Then, when the initial state is stable, slowly add a special reagent containing hydroxyl groups, and use the delicate catalytic system to make the reaction proceed smoothly. The catalytic mechanism at this stage is the key to improving the yield and purity.
The reaction is coming to an end. After a series of fine separation and purification processes, such as filtration, crystallization, etc., a pure 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2 -sulfonic acid) product is obtained. The steps in the whole process are interlocking, and there is no room for any neglect, so that the ideal product quality and output can be obtained.
Chemical Reactions & Modifications
The reaction and change of 4,4 '-dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) are of the utmost importance to my chemical researchers.
The reaction of this compound often involves the breaking and connection of intermolecular bonds. Although the previous method could cause it to succeed, the yield was not good, and the side effect was proliferated. In order to increase its yield and reduce the side effect, we tried to change the situation.
After many tests, I equal the temperature, the time and the amount of catalysis, which are all adjusted. With precise control, the temperature should be lowered by a certain degree, and the amount of catalysis should be increased appropriately. Under this change, the yield of 4,4 '-dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) gradually increased, and the secondary reaction products gradually decreased.
From this perspective, a slight change in the environment of the reaction can make the reaction of this compound changeable, and its mass production and mass rise are of great benefit.
Synonyms & Product Names
The discussion of the synonyms and trade names of 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) is very important in my chemical research. This substance is widely used in the chemical industry, and there may be subtle differences in characteristics under different names.
In the past, the chemical community used to call this substance according to its chemical structure or its use characteristics. For example, from the perspective of structure, "4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) " accurately expresses its molecular structure; however, in practical application scenarios, the industry often calls it by its trade name. The origin of this trade name may be related to the manufacturer and specific application requirements. The situation of synonyms and synonyms is easy to communicate and misunderstand, and it may be inconvenient for research and production collaboration. Therefore, clarifying its synonyms and trade names is of great significance for accurately grasping the properties of this substance and optimizing production and application. I hope the academic community will pay attention to it to promote the smooth development of chemical research and industrial applications.
Safety & Operational Standards
Safety and Operating Practices for 4,4 '-Dihydroxy-7,7' -imino-bis (naphthalene-2-sulfonic acid)
Fu 4,4 '-dihydroxy-7,7' -imino-bis (naphthalene-2-sulfonic acid) is an important compound in chemical research. Safety regulations are of paramount importance during its experimental operation and use.
The first method of storage is to keep this compound in a dry, cool and well-ventilated place. Do not store it in a place with oxidizing agents, reducing agents and other substances that are prone to chemical reactions to prevent accidental chemical reactions from occurring and causing safety risks.
As for the operation, the experimenter must wear appropriate protective equipment. It is necessary to wear laboratory clothes to protect the body from possible contamination and damage; wear protective gloves, the material must be able to resist the erosion of this compound, to prevent it from direct contact with the skin; also wear protective glasses to prevent it from splashing into the eyes and harming the eyes.
In the operation process, when taking it, the action should be slow and steady, and the required amount should be measured with a precise measuring tool to avoid waste and excess. If the reaction process, the temperature, time and the ratio of the reactants should be strictly controlled. Due to a slight error, the quality of the product may be affected, and even a dangerous reaction may be caused.
If a leak unfortunately occurs, immediately evacuate unrelated people to avoid contact with the leak. Processors need to take good protection, carefully collect leaks, properly dispose of them in accordance with relevant regulations, and do not discard them at will to avoid polluting the environment.
In short, in the research and use of 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid), follow safety and operating standards to ensure the smooth progress of the experiment, ensure the safety of personnel and the harmlessness of the environment.
Application Area
4,4 '-Dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) is used in many fields. In the field of dyeing and weaving, it can be used as a dye intermediate to help create brilliant colors, dye fabrics with bright colors and good fastness. In the paper industry, it can optimize the color quality of paper to make it more white and uniform. In the pharmaceutical and chemical industry, its unique structure may be involved in drug synthesis, providing an opportunity for the creation of new drugs. In some analytical tests, it can be used as a reagent to assist in accurate determination due to its characteristics. This compound has shown important value in various application fields due to its diverse capabilities, and has a wide impact, contributing to the development of related industries.
Research & Development
In recent times, the art of chemistry has become more and more refined, and the research of substances has made many new gains. Now 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid) This material is of great significance in scientific research and development.
We will investigate in detail, observe its physical and chemical properties, and study its synthesis method. After repeated experiments, we seek its perfect system. Or change its process, or make it easier to use its raw materials, the service period is of good quality, and the output is gradually increasing.
And thinking about the use of this material, it is expected to expand in the fields of industry and medicine. With time, good research will surely be able to contribute to the development of various industries, so that this scientific research achievement will benefit the world and be widely used by people, leading to progress and moving forward step by step.
Toxicity Research
The toxicity of 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid) was studied today. The nature of this substance is unknown. In my chemical research, it is essential to explore its toxicity.
At the beginning, various experimental substances were taken and administered in different doses. Observe its response to biological state and life and rest. There are insects tested, and when the small dose is used, the behavior is still the same; if the dose is increased, the movement will be slowed down, the food will decrease, and even the dead will be numerous.
It was also tested with green plants, sprinkled its liquid on the leaves, and observed the change of leaf color and vitality. Less tilting, the leaves gradually wither, and the color turns to wither.
After these tests, it can be seen that 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid) is toxic and harmful to living things. Later, when using this substance, be careful and study its application method carefully to avoid disaster to living things and the universe.
Future Prospects
I have studied something from 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2 - Sulphonic Acid). Looking at this substance, its nature is unique and it has extraordinary potential. At this moment, although I have limited knowledge, I am full of longing for the development of the future.
Thinking about the future, or I can explore its deeper nature and develop its wider use. Or it can be used for the preparation of wonderful medicines to solve the diseases of many people; or it can be applied to the creation of clever tools to promote the progress of craftsmanship. The road ahead is long and difficult, and I will continue to search. I firmly believe that with time, this substance will be able to shine brightly, add brilliance to the world, and live up to our research expectations. This is my vision for its future.
Frequently Asked Questions
What are the main uses of 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid)?
4,4 '-Dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) is widely used. In the dyeing and weaving industry, it is often used as a dye intermediate. Due to its unique structure, it can give fabrics a bright color and excellent color fastness. The dyes made from this product can make fabrics go through many washes and lighting, and the color is still as beautiful as ever, so it occupies an important place in the field of textile printing and dyeing.
In the field of chemical synthesis, it is also a key raw material. With its special chemical properties, it can participate in many organic synthesis reactions and help prepare various fine chemicals. The synthesis of many high-end chemicals relies on it to play a key role, greatly expanding the variety and performance of chemical products.
In the field of scientific research and exploration, researchers use its characteristics to deeply study the relevant chemical reaction mechanisms. Due to its complex structure and unique reactivity, it can provide rich research materials for the development of chemical theory, promote the continuous progress of chemical disciplines, and lay a theoretical foundation for the creation of new substances and the development of new technologies.
What are the physical properties of 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid)
4,4 '-Dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid) This material has specific physical properties. Its color may be light, usually white to slightly yellow powder, delicate and uniform, with a fine luster. The texture is light and slippery to the touch.
In terms of solubility, it is partially soluble in water, and the dissolution increases slightly with the increase of water temperature. However, in common organic solvents such as ethanol and ether, it is difficult to dissolve, and only a very small amount can be dispersed. Its melting point is quite high, and it needs to be melted at high temperature. During the heating process, it gradually softens, and then melts into a liquid state. No significant odor escapes during this process.
Furthermore, its density is moderate, and it is placed in an ordinary container, which is stable. In a light environment, its physical properties are relatively stable. Although it has been exposed to sunlight for a long time, the color and state do not change significantly. However, if exposed to a high humidity environment, it may absorb some water vapor, causing the powder to appear slightly agglomerated, but this change does not fundamentally change its main physical characteristics.
What are the chemical properties of 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid)
4,4 '-Dihydroxy-7,7' -imino di (naphthalene-2-sulfonic acid), this is an organic compound. Its chemical properties are rich and diverse, so let me tell you one by one.
This compound contains hydroxyl groups and sulfonic acid groups. The hydroxyl groups have a certain hydrophilicity, which can cause molecules to form hydrogen bonds with water molecules, which in turn affects its solubility and may have good solubility in polar solvents. Sulfonic acid groups are also hydrophilic groups and are acidic. Under appropriate conditions, acid-base reactions can occur, and corresponding salts can be formed with bases.
Furthermore, the imino groups in the molecule give it a certain alkalinity and can react with acids. From a structural perspective, the naphthalene ring imparts a certain rigidity and conjugated system to the molecule. The conjugated system will affect the distribution of its electron cloud, affect the optical properties of the compound, or make it have specific absorption spectrum and fluorescence characteristics.
At the same time, the interaction between these groups of the compound affects the spatial configuration and reactivity of the molecule. In chemical reactions, hydroxyl groups can participate in reactions such as esterification and etherification; sulfonic acid groups can undergo reactions such as substitution, and the reactivity around imino groups will also be unique due to the overall structure. In short, 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) has rich and unique chemical properties due to its specific groups and structures.
What is the preparation method of 4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid)
The preparation method of 4,4 '-dihydroxy-7,7' -iminobis (naphthalene-2-sulfonic acid), although the ancient book "Tiangong Kaiwu" does not directly contain this material, it can be deduced according to the ancient chemical wisdom and related processes.
To make this product, first prepare naphthalene, sulfuric acid, nitric acid and other raw materials. In the order of the ancient chemical process, first use naphthalene and sulfuric acid to co-heat. This step requires temperature control in a specific range, such as hundreds of degrees Celsius, to sulfonate the naphthalene and obtain naphthalenesulfonic acid. This process is like the ancient alchemy, the heat is crucial, and the product is impure if the temperature is not correct.
Next, nitric acid is used as an oxidant to introduce imino groups. This step also requires careful control of conditions to avoid excessive oxidation. After hydrolysis and other steps, in an appropriate acid-base environment, the hydroxyl group can be accurately introduced into the established position to obtain 4,4 '-dihydroxy-7,7' -imino-bis (naphthalene-2-sulfonic acid).
After each step of reaction, it is necessary to separate and purify medicinal pills like the ancients, such as crystallization, filtration, etc., to remove impurities and obtain pure products. Although this preparation is not entirely based on the ancient method, the rigorous and meticulous chemical industry of the ancient method still inspires modern synthesis. Following this idea, it may be possible to obtain an effective preparation method.
4,4 '-Dihydroxy-7,7' -Iminodi (Naphthalene-2-Sulphonic Acid) What are the precautions during use
4,4 '-Dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid) is a very important chemical substance. During use, many matters need to be paid attention to.
First, safety protection must be comprehensive. This substance may be corrosive and irritating to a certain extent. Wear suitable protective equipment when contacting, such as gloves, goggles and protective clothing, to avoid direct contact with the skin and eyes. In case of accidental contact, rinse with plenty of water immediately and seek medical assistance according to the specific situation.
Second, storage conditions are crucial. Store it in a dry, cool and well-ventilated place, away from fire sources and oxidants. Due to its active chemical properties, improper storage or deterioration will affect the use effect.
Third, the use process should be operated accurately. Use strictly according to the established operating procedures and formulas, and precisely control the dosage. Due to its special nature, the dosage deviation or abnormal reaction will affect the product quality or experimental results.
Fourth, the environmental impact cannot be ignored. After use, the waste needs to be properly disposed of to avoid random discharge to prevent environmental pollution. Because of its composition or cause harm to soil, water sources, etc.
Fifth, be familiar with emergency disposal methods. The place of use should be equipped with corresponding emergency treatment equipment and materials, such as fire extinguishers, eye washers, etc. Operators should also be familiar with emergency measures, and can respond quickly in case of emergencies to reduce hazards.
Only when using 4,4 '-dihydroxy-7,7' -imino bis (naphthalene-2-sulfonic acid), the above precautions are paid attention to and strictly implemented to ensure the safety of the use process, give full play to its effectiveness, and reduce the adverse effects on the environment and the human body.