4,4'-Diaminodiphenylethylene-2,2'-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code	858005
Chemical Formula	C14H14N2O6S2
Molecular Weight	366.36
Appearance	Typically a solid
Solubility	Soluble in some polar solvents
Melting Point	Specific value would require further research
Acidity	It contains acidic sulfonic acid groups
Color	May be white to off - white
Odor	Odorless or very faint odor
Stability	Stable under normal conditions

Packing & Storage

Packing	500g of 4,4'-Diaminodiphenylethylene-2,2'-Disulfonic Acid in sealed plastic bags.
Storage	4,4'-Diaminodiphenylethylene-2,2'-Disulfonic Acid should be stored in a cool, dry place away from heat and ignition sources. Keep it in a tightly - sealed container to prevent moisture absorption and exposure to air, which could potentially lead to degradation. Store it separately from incompatible substances such as strong oxidizers to avoid hazardous reactions.
Shipping	4,4'-Diaminodiphenylethylene-2,2'-Disulfonic Acid is shipped in accordance with chemical regulations. Packed securely in appropriate containers, it's transported safely to prevent spills and ensure compliance during transit.

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4,4'-Diaminodiphenylethylene-2,2'-Disulfonic Acid

General Information

Historical Development

4,4 '-diaminodistyrene-2,2' -disulfonic acid is also a chemical product. The research and development of its products has gone through years. In the past, researchers first ventured into this field, explored its properties, and studied the production method. At that time, the technology was not refined, and every difficulty caused many difficulties, but everyone was not discouraged and worked tirelessly. With the passage of time, science and technology have gradually progressed, and breakthroughs have been made in the selection of raw materials and the control of reaction conditions. The preparation method has also become more refined, the yield has gradually increased, and the quality is better. From the difficult exploration at the beginning to the maturity of the technology today, the development of 4,4 '-diaminodistyrene-2,2' -disulfonic acid depends on the diligence and wisdom of researchers of all generations, and finally it has a unique ability in the field of chemical industry.

Product Overview

4,4 '-Diaminodistyrene-2,2' -disulfonic acid is also a chemical substance. This substance has unique properties and is widely used in the field of chemical research. Looking at its structure, it is connected by specific atoms in a delicate manner to form this complex molecule.
Its color may be pure white, and the texture is as fine as powder. It can be used as a raw material in many chemical reactions, and various substances can be produced by different methods. It is also important in the dye industry, helping to produce brilliant colors, dyeing fabrics and lasting color.
In the process of research, scholars scrutinize its properties, explore the mechanism of reactions, and hope to expand its use to help the chemical industry advance, add more possibilities to the world, and make it bloom in the path of science.

Physical & Chemical Properties

Today there is a substance called 4,4 '-diaminodistyrene-2,2' -disulfonic acid. I will investigate the physical and chemical properties of this substance in detail. Its color is white or yellowish, and it is in the shape of a powder. It is soluble in water, which is its solubility. When it comes to stability, it is quite stable at room temperature, but when it encounters strong acids and bases, it may change. From the perspective of chemical activity, the amino groups and sulfonic acid groups it contains can initiate various chemical reactions, or form bonds, or transform, depending on both. And it has certain light absorption properties, with absorption peaks in specific wavebands. This property may be of great use in the field of analysis and testing. We should carefully observe its various characteristics to clarify its use and add to the chemical industry.

Technical Specifications & Labeling

Nowadays, there are chemical products called 4,4 '-diaminodistyrene-2,2' -disulfonic acid. Its process specifications and identification (commodity parameters) are the key.
To make this product, you need to follow a precise method. The selection of materials must meet the standards of purity; the temperature and time of reaction also need to be carefully checked. Only by controlling the temperature at an appropriate temperature can it be converted and obtain high-quality products.
In terms of identification, its properties should be specified. Such as color state, or powder form, the color is pure; the content must be marked with an accurate number to prove the quality. And on the packaging, warning signs are indispensable to indicate its characteristics and ensure the safety of the user. Process compliance, identification is correct, can get this good product, in the field of chemical industry to show its function.

Preparation Method

To make 4,4 '-diaminodistyrene-2,2' -disulfonic acid products, the method is as follows: Take the raw materials first, according to a specific process. With suitable raw materials, according to a certain ratio, put them into the reactor in an orderly manner. At the beginning, slowly heat up, until a specific temperature is reached, continue to stir, so that the raw materials are fully blended. In the meantime, pay attention to the process of the reaction, according to its changes, fine-tune the temperature and stirring rate in a timely manner. When the reaction reaches a specific stage, follow-up treatment is carried out. Use delicate means to separate impurities and purify the product. This process requires precise control of all links. If the temperature control must be accurate, the operation steps must not be wrong. In this way, the pure 4,4 '-diaminodistyrene-2,2' -disulfonic acid can be obtained, and its quality can meet the needs. During preparation, all links are closely linked, so that the quality of the product does not meet expectations.

Chemical Reactions & Modifications

Today, there is a substance named 4,4 '-diaminodistyrene-2,2' -disulfonic acid. In the field of chemistry, its reaction and modification are crucial. The chemical reaction of this substance is like the ancient method of alchemy, and it needs precise temperature control and ingredients to promote its transformation. When modifying, think about how to change its properties and increase its effectiveness.
Or adjust its molecular structure, imitate the ancient man's ingenious formula, so that the atoms are rearranged, such as tenon-mortise fit. After this change, it is hoped that it will benefit from the properties of light, electricity, and heat. In this way, it can be used in various industries, such as dyeing and weaving, and pharmaceuticals. In the process of reaction and modification, we should study the classics like the ancient sages and make unremitting exploration in order to obtain the wonders of chemical change, so that this substance can be rejuvenated and benefit the world.

Synonyms & Product Names

4,4 '-diaminodistyrene-2,2' -disulfonic acid, in the field of chemical industry, has many synonymous names and commodity names. Its synonymous name, or analyzed from the structure, to recognize the characteristics of its molecular structure; the name of the commodity, or according to the use, quality, etc.
In my research, see its synonymous name now in the classics, in order to accurately describe its chemical essence. And the name of the commodity, mostly for the convenience of market circulation. Although the two names are different, they refer to the same thing.
4,4 '-diaminodistyrene-2,2' -disulfonic acid The synonymous name enables us to express our meaning accurately in academic exchanges and avoid ambiguity. The name of the commodity makes it easy for the industry to operate in the market and identify and distinguish. The two complement each other and are of important value in the process of chemical research and application.

Safety & Operational Standards

4,4 '-Diaminodistyrene-2,2' -disulfonic acid is also a chemical product. Its safety and operation specifications must not be ignored.
When taking it, when cleaning your hands and face, wear protective gear, such as gloves and masks, to prevent it from touching the body and entering your eyes. Place this thing in a dry, cool and ventilated place, away from fires and heat sources, and do not mix with oxidizing substances to avoid disasters.
When using, take it according to the exact amount, and do not increase or decrease it. Operate in a well-ventilated place. If it is indoors, turn on the ventilation device to allow air to circulate and avoid the accumulation of toxic gases. If you accidentally touch the body, quickly rinse with a large amount of water, then wash it with soap; if it enters the eye, immediately open the eyelids, rinse with flowing water or normal saline, and seek medical attention as soon as possible.
After use, store it properly. Residues should not be disposed of at will, and should be properly disposed of in accordance with relevant regulations to avoid polluting the environment. All utensils involved in this material should also be cleaned for later use.
When operating, everyone must strictly abide by this specification to ensure safety and security, so as to obtain an orderly chemical research and production.

Application Area

4,4 '-Diaminodistyrene-2,2' -disulfonic acid is an important raw material for chemical industry. Its application field is quite wide, in the dyeing and weaving industry, it can be used as a key component in dye synthesis, helping fabrics to have bright and lasting color. In the field of papermaking, it can improve the whiteness and strength of paper and make it better quality. It is also indispensable in the preparation of some special materials, which can optimize the characteristics of materials.
The ancient skills, although not as skilled as today, but craftsmen also know the wonders of finding things. Today, 4,4 '-diaminodistyrene-2,2' -disulfonic acid, with its unique chemical properties, has developed its strengths in various industries. In the process of industry, its application field will continue to expand, adding bricks and tiles to the prosperity of various industries and helping all kinds of products to be more perfect.

Research & Development

In recent times, the art of chemistry has become more and more refined, and the investigation of various compounds has also deepened. Today, there is 4,4 '-diaminodistyrene-2,2' -disulfonic acid, and we have dedicated ourselves to studying and striving for its advanced development.
We have carefully observed the structure of its molecules, understood the arrangement of its atoms, and explored the changes in its properties under different conditions. After repeated tests, its chemical properties, such as reaction activity and stability, have been proved.
We have also studied the method of its preparation, and thought about how to optimize the process, reduce its cost, and increase its yield. We have also investigated its application in the fields of dyes, medicine, and other fields to explore its potential value.
We are committed to making contributions to the research and development of this compound, contributing to the progress of chemistry, so that it can better benefit the world.

Toxicity Research

Yu Taste is dedicated to the study of poisons, and recently focused on 4,4 '-Diaminodiphenylethylene-2, 2' -Disulfonic Acid. Examine its nature in detail and explore its poison. After various experiments, observe its impact on the substance and observe its changes in different environments.
The study of poisons is related to people's health. What is the toxicity of this 4,4 '-Diaminodiphenylethylene-2, 2' -Disulfonic Acid? Apply to various substances and observe its reaction, or it is sluggish, or it changes its color, or it changes its nature. Although the experiment has not been completed, it has already known the beginning of its toxicity. In the future, we should go deeper and eliminate its mysteries to clarify its harm, avoid disasters for the world, and protect everyone's well-being. Don't let the harm of poisons flow invisible and leave disasters in the world.

Future Prospects

Guanfu 4,4 '-Diaminodiphenylethylene-2, 2' -Disulfonic Acid This thing, although it has emerged in this world, there is still a vast space for the future.
This substance has unique characteristics, or it can be used in the field of chemical industry to develop its extraordinary capabilities. With time, advanced research and development may be the key to material innovation. Its characteristics in color and stability are expected to lead the trend of new materials.
In the future, I hope it can break through the limitations of the present and shine in multiple fields such as medicine and electronics. Or become a key ingredient of pharmaceuticals, for health and well-being; or help the upgrade of electronic components, and promote the leap of science and technology. We should be enterprising and explore its endless potential, with the hope of creating a brilliant future, so that the value of this material can be fully realized.

Frequently Asked Questions

What are the main applications of 4,4 '-diaminodistyrene-2,2' -disulfonic acid?

4,4 '-Dihydroxystilbene-2,2' -disulfonic acid, which is widely used in the printing and dyeing industry, can be used as a dye intermediate. By virtue of its own structural characteristics, the dye molecules can be better combined with fabric fibers, thereby improving the dyeing fastness and color brightness, so that the fabric is durable after dyeing, and the color is still bright.
In the field of paper industry, it can play an important role. On the one hand, it can be used as a paper whitening agent. By absorbing ultraviolet rays and emitting blue or blue-purple fluorescence, it complements the original yellow color of the paper, thereby significantly improving the whiteness of the paper and making the paper white and pleasing to the eye. On the other hand, it can also optimize the physical properties of the paper, such as enhancing the strength and flexibility of the paper, making the paper more durable and not easy to break during subsequent use.
In the field of medicine and chemical industry, it also has unique value. Because of its biological activity, it is often used in drug synthesis research. Scientists use its special structure to try to construct new compounds with specific pharmacological effects, laying the foundation for the development of new drugs and helping to solve more health problems. At the same time, in the field of cosmetic research and development, based on its antioxidant and other properties, it is expected to be added to cosmetics to provide protection for the skin, delay skin aging, and maintain skin youthfulness.

What are the preparation methods of 4,4 '-diaminodistyrene-2,2' -disulfonic acid?

The common methods for preparing 4,4 '-dihydroxystilbene-2,2' -disulfonic acid are as follows:
First, the compound can be prepared by using stilbene as the initial raw material and undergoing a sulfonation reaction. Specifically, the stilbene is placed in a specific reaction vessel and an appropriate amount of sulfonating reagents, such as concentrated sulfuric acid or fuming sulfuric acid, are added. At a suitable temperature and reaction time, the sulfonating reagent reacts with the stilbene, introducing the sulfonic acid group at a specific position in the styrene ring to generate 4,4 '-dihydroxystilbene-2,2' -disulfonic acid. This process requires precise control of the reaction conditions. Excessive sulfonation may be caused by excessive temperature or reaction time. Unnecessary by-products may be formed, which affects the purity and yield of the product.
Second, using phenolic compounds as starting materials, it is prepared through a series of organic synthesis steps. First, with suitable phenols, through a specific reaction, the skeleton structure of stilbene is constructed, and then the sulfonation operation is carried out. This path requires in-depth understanding and mastery of the mechanism and conditions of organic synthesis reactions, and each step of the reaction needs to be carefully designed and regulated to ensure that the reaction proceeds in the expected direction and reduce the occurrence of side reactions.
Third, with the help of some natural products as raw materials, it is obtained through extraction, modification and other steps. Secondary metabolites produced by some plants or microorganisms in nature have certain structural similarities to 4,4 '-dihydroxydistyrene-2,2' -disulfonic acid. Through a suitable extraction method, such natural products are isolated from the organism, and then chemically modified to modify their structure to obtain the target product. The advantage of this method is that the raw materials are derived from nature and are relatively green and environmentally friendly, but the extraction and modification process is often complicated and requires high technical requirements.

What are the physicochemical properties of 4,4 '-diaminodistyrene-2,2' -disulfonic acid?

4,4 '-Dihydroxystilbene-2,2' -disulfonic acid is a unique compound. Its physical and chemical properties are quite unique, let me tell them one by one.
Looking at its physical properties, this compound is mostly white to light yellow powder, which is relatively stable at room temperature and pressure. Its solubility is also one of the important characteristics. It is slightly soluble in water, but in alkaline solutions, the solubility is improved. This property covers the sulfonic acid group in its molecular structure, which is hydrophilic and can interact with water molecules, resulting in increased solubility in alkaline environments.
In terms of its chemical properties, the hydroxyl groups in the molecule of 4,4 '-dihydroxystilbene-2,2' -disulfonic acid have certain reactivity with the sulfonic acid group. Hydroxyl groups can participate in many reactions such as esterification and etherification, while sulfonic acid groups can react with alkali metal ions to form corresponding sulfonates. In addition, the compound has a certain conjugate system due to its distyrene structure. Therefore, under light conditions, photochemical reactions may occur, showing unique optical properties.
Furthermore, the stability of this compound is also worthy of attention. Under normal conditions, its chemical structure is relatively stable, and when it encounters extreme conditions such as strong acids, strong bases or high temperatures, decomposition reactions may occur, resulting in changes in its structure and properties. The physicochemical properties of 4,4 '-dihydroxystilbene-2,2' -disulfonic acid are determined by its unique molecular structure, and these properties make it useful in many fields, such as dyes and medicine.

What are the precautions for storing and transporting 4,4 '-diaminodistyrene-2,2' -disulfonic acid?

4,4 '-Dihydroxystilbene-2,2' -disulfonic acid is a common compound in fine chemicals. When storing and transporting, many matters need to be paid special attention to:
First, in terms of storage, it must be placed in a cool, dry and well-ventilated place. This compound is prone to moisture, and humid environments will cause it to deliquescent or deteriorate, which will affect quality and performance. For example, if placed in a humid warehouse, it is very easy to have such a situation. At the same time, it should be kept away from fires and heat sources. Because of its flammability, it may cause combustion hazards in case of open flames and hot topics. And it should be stored separately from oxidants and acids to avoid mixed storage to prevent chemical reactions.
Second, in terms of transportation, it is necessary to follow the relevant regulations on the transportation of hazardous chemicals. Transportation vehicles should ensure good ventilation conditions to prevent excessive temperature and humidity inside the vehicle. When loading and unloading, be sure to load and unload lightly. Do not drop or press heavily to prevent the goods from leaking due to damaged packaging. If the packaging is damaged, it will not only cause the loss of goods, but also the leakage may cause harm to the environment and personnel. During transportation, it is also necessary to pay close attention to road conditions and weather. In case of bad weather such as heavy rain and high temperature, corresponding protective measures should be taken to ensure transportation safety.

What are the Quality Standards for 4,4 '-diaminodistyrene-2,2' -disulfonic acid?

4,4 '-Dihydroxystilbene-2,2' -disulfonic acid is also an organic compound. There are many Quality Standards, which are detailed by you today.
First of all, on the appearance, this thing is often white to light yellow powder, pure in appearance, no visible impurities, this is the basic requirement of its appearance. If the color is abnormal or there are foreign objects mixed, it is not a good product.
Second words content, this is the key indicator. High quality 4,4 '-Dihydroxystilbene-2,2' -disulfonic acid, the content is quite high, generally should reach a specific purity standard, can be used without hindrance. If the content is insufficient, the effect is difficult to complete, affecting subsequent application.
Furthermore, pH. The pH value of its aqueous solution needs to be within a specific range, which is related to its chemical stability and performance. Improper pH value may cause it to react abnormally with other substances, or affect its dispersion and dissolution in a specific system.
In addition, the relevant impurity limit cannot be ignored. Impurities such as heavy metals must be strictly controlled to prevent harm to the environment and human health. Trace amounts of heavy metals may cause adverse reactions in subsequent applications, so they need to be treated with caution.
There is a requirement for moisture content. Moderate moisture can ensure its physical properties and chemical stability. Too much moisture may cause agglomeration and deterioration; too little moisture may affect its processing and use.
Particle size distribution is also one of the considerations. The appropriate particle size helps to disperse and mix it in different media, which in turn affects its application effect. Uneven particle size, or the product performance is uneven.
This is the main Quality Standard of 4,4 '-Dihydroxystilbene-2,2' -disulfonic acid, production and users should follow this specification to ensure the quality and application efficiency of the product.