Products

4-(4-Hydroxyphenyl)Azobenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code

378573

Chemical Formula C12H10N2O4S
Molar Mass 278.284 g/mol
Appearance usually solid
Solubility In Water has some solubility
Melting Point data - specific value needed
Boiling Point data - specific value needed
Ph Aqueous Solution data - specific value needed
Density data - specific value needed
Stability stable under normal conditions
Color color may vary, often colored
Packing & Storage
Packing 100g of 4-(4 - Hydroxyphenyl)Azobenzenesulfonic Acid in sealed plastic containers.
Storage 4-(4 - Hydroxyphenyl)azobenzenesulfonic acid should be stored in a cool, dry place away from direct sunlight. Keep it in a tightly closed container to prevent moisture absorption. Store it separately from incompatible substances, such as strong oxidizing agents or bases, to avoid potential chemical reactions that could degrade the compound.
Shipping 4-(4 - Hydroxyphenyl)azobenzenesulfonic acid is a chemical. Shipping requires proper containment in sealed, corrosion - resistant containers, following all hazardous chemical shipping regulations to ensure safety during transit.
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4-(4-Hydroxyphenyl)Azobenzenesulfonic Acid
General Information
Historical Development
The product of 4- (4-hydroxyphenyl) azobenzenesulfonic acid, its historical evolution is worth exploring. In the past, chemical sages worked tirelessly to obtain this delicate product. At the beginning, the understanding was still shallow, and the road to exploration was full of thorns. However, with the perseverance of the ancestors, they have repeatedly experimented and gradually clarified its properties and production methods. With the passage of time, the technology has gradually improved. From the initial ignorance and exploration, to the maturity of the process, the control of 4- (4-hydroxyphenyl) azobenzenesulfonic acid has become more and more perfect. This product has emerged in many fields and has become more widely used. Its historical evolution is a brilliant page in the long river of chemical development, witnessing the wisdom and unremitting pursuit of the ancestors, and laying a solid foundation for future research.
Product Overview
4- (4-hydroxyphenyl) azobenzenesulfonic acid is an important chemical substance. Its color may be vivid and its properties are unique. The structure of this substance is exquisite, and it is cleverly connected by hydroxyphenyl and azobenzenesulfonic acid. It has applications in many fields. In the dye industry, it can give fabrics brilliant color, making its color lasting and bright. In scientific research and exploration, it is also often a key reagent, helping researchers to understand various chemical processes. When preparing, it is necessary to follow specific methods and control precise conditions to obtain pure products. Whether its properties are stable or not depends on many factors, such as temperature, pH, etc. Researchers should investigate in detail to clarify its characteristics, make good use of its capabilities, and contribute to the development of the field of chemistry.
Physical & Chemical Properties
The physical and chemical properties of 4- (4-hydroxyphenyl) azobenzenesulfonic acid can be studied in particular. The appearance of its color, or its distinct state, depends on the color of its molecular structure. Its state, at room temperature, or as a solid state, the appearance of crystal shape varies depending on the environment. Regarding its solubility, in water or specific solvents, there are different solutions according to their polarity and intermolecular forces. Thermal stability is also important. When heated, the intramolecular bond energy changes, or the decomposition or isomerization changes. And in chemical reactions, because it contains active groups such as hydroxyl groups and sulfonic acid groups, it can react with various substances to form new compounds. It has potential uses in organic synthesis, material preparation, and other fields. In fact, it has both physical and chemical properties, and can be deeply investigated.
Technical Specifications & Labeling
Technical specification and labeling of 4- (4-hydroxyphenyl) azobenzenesulfonic acid (commodity parameters)
This 4- (4-hydroxyphenyl) azobenzenesulfonic acid. Its technical specifications, the first raw material selection, need to be pure and free of impurities, in order to maintain the quality of the finished product. During synthesis, temperature control and time control are the key. If the temperature is high, the speed will be poor, and if the temperature is low, the reaction will be slow and ineffective. The length of time is related to whether the reaction is complete or not.
As for the logo, when the molecular formula and molecular weight are clearly stated, the chemical properties of the viewer will be known. In the commodity parameters, the purity item must be marked in detail, which is essential for measuring quality. The appearance should also be stated, and the color and shape should be pure. And its scope of application should be noted to help the user understand. In this way, the essence of technical specifications and logos can be obtained, which is beneficial for production and application.
Preparation Method
The preparation of 4- (4-hydroxyphenyl) azobenzenesulfonic acid is crucial to the raw materials and production process, reaction steps and catalytic mechanism. The selection of raw materials is crucial, and the appropriate compounds need to be carefully selected. The production process covers many links, which are interconnected and cannot be missed.
At the beginning of the reaction step, when the raw materials are mixed in a specific ratio, and then under the appropriate temperature and pressure, the reaction occurs slowly. In this process, the regulation of temperature and the maintenance of pressure need to be accurate, and a slight deviation may affect the quality of the product. The catalytic mechanism of
cannot be ignored. The appropriate catalyst can significantly accelerate the reaction rate and improve the yield of the product. Finding efficient catalysts and exploring their catalytic principles are the key to preparation. In this way, Fang is expected to successfully prepare 4- (4-hydroxyphenyl) azobenzenesulfonic acid with exquisite skills, laying a solid foundation for chemical research and related applications.
Chemical Reactions & Modifications
The chemical change and modification of V-4- (4-hydroxyphenyl) azobenzenesulfonic acid has attracted much attention in the study of chemistry in China. The reaction of this compound often involves the transformation of the azo structure. Its azo bond can undergo cis-trans isomerism under photothermal and other conditions, and this isomerism change can significantly change the physical and chemical properties of the compound.
To improve its properties, specific functional groups are often introduced. For example, the introduction of hydrophilic groups on the benzene ring can increase its solubility in water. And its color change is closely related to its structure, and it has potential applications in dyes and other fields. Studying this chemical change and modification can provide important theoretical and practical basis for the creation of new materials and the development of related fields, and can promote the progress of chemical technology.
Synonyms & Product Names
4- (4-Hydroxyphenyl) azobenzenesulfonic acid, this substance is very important in today's chemical research. However, in the past, its name varies with the changes of the world.
In ancient times, chemistry was not as prosperous as it is today, and the name of this substance depended on its properties and sources. Although there was no precise system naming at that time, there were also appropriate names to refer to this substance.
In recent times, chemistry has become more rigorous, and there is a scientific naming system. The name of 4- (4-Hydroxyphenyl) azobenzenesulfonic acid is derived from its molecular structure and constituent elements. However, in the folk or some industries, there may also be other common names, which are all signs of name evolution. Looking at the change of synonyms and commodity names, we can see the process of chemical development and the progress of human cognition.
Safety & Operational Standards
4- (4-Hydroxyphenyl) azobenzenesulfonic acid is an important chemical substance. Safety and operating standards are of paramount importance during its experiment and application.
When handling this substance, the experimenter must wear complete protective equipment, such as protective clothing, goggles and gloves. This is because the substance may be irritating to the skin, eyes and respiratory tract, and it can be well protected to ensure its own safety.
The operating site should also be well ventilated to prevent the accumulation of harmful gases. If operating in a closed space, ventilation equipment should be provided to make the air smooth.
When using this substance, take the specification according to the exact quantity. Measure with clean and accurate utensils. Do not increase or decrease the dose at will, resulting in experimental deviation or danger. And the operation should be slow and stable to avoid splashing.
If you accidentally come into contact with this object and touch the skin, rinse it with plenty of water quickly, and then seek medical attention according to the situation; if it enters the eyes, rinse the eyes with flowing water immediately, and seek medical attention as soon as possible.
When storing, it should be placed in a cool, dry and ventilated place, away from fire sources and oxidants. Place it separately to prevent adverse reactions with other substances.
Discard this object, also in accordance with relevant regulations. Do not discard it at will, when handed over to a professional treatment agency, dispose of it in accordance with environmental protection and safety standards.
In short, the whole process of using 4- (4-hydroxyphenyl) azobenzenesulfonic acid should strictly adhere to safety and operating standards, so as to ensure the safety of the experiment and avoid harm to the environment.
Application Area
4- (4-Hydroxyphenyl) azobenzenesulfonic acid is useful in many fields. In the dyeing and weaving industry, it can be used as a dye. Because of its special structure, it can make fabrics dye bright colors and have good color fastness. In biochemical research, it can be used as an indicator to help researchers observe the reaction process by virtue of its sensitive response to specific environmental changes. In the field of materials science, it can be used to prepare smart materials, because it has a unique response to external stimuli such as light and heat, giving materials special properties. For example, the production of materials that change color with light is used in anti-counterfeiting, decoration, etc. In short, 4- (4-Hydroxyphenyl) azobenzenesulfonic acid has shown important value in many application fields and promotes the development of related industries.
Research & Development
We have been dedicated to the research and development of 4- (4-hydroxyphenyl) azobenzenesulfonic acid for a long time. This compound has unique properties and is of great research value.
Initially, we studied its chemical structure in detail and gained insight into its molecular composition, in order to understand the root cause of its inherent characteristics. Then, we studied its synthesis method, striving to improve the process and improve the yield and purity. In the experiment, we have repeatedly undergone variables, but we have unremitting exploration, and finally found an effective method.
Looking at its application prospects, it can be used in many fields. For example, in materials science, it can be used to prepare materials with specific functions; in the field of biomedicine, it is also expected to play a unique role.
We should maintain our resolve and continue to study, hoping that this compound will shine in the future, contribute to scientific development, and help related fields move towards new frontiers.
Toxicity Research
The study of the toxicity of 4- (4-hydroxyphenyl) azobenzenesulfonic acid is of great importance. We have studied the toxicity of this substance with a rigorous attitude. This substance may appear in a certain shape and has unique properties. In experiments, various creatures were used as samples to observe their effects on this substance.
After careful investigation, it was found that if this substance enters the body of the organism, it may cause changes in physiological functions. Small ones may show slight discomfort; in severe cases, it may endanger life. Looking at its mechanism of action, it seems to interfere with some key mechanisms in the organism, causing metabolic disorders and other diseases.
The road to toxicology research is long and difficult. However, we adhere to the spirit of science and make unremitting efforts to clarify the full picture of the toxicity of 4- (4-hydroxyphenyl) azobenzenesulfonic acid, so as to provide a solid basis for the world to avoid its harm and use its benefits, and to ensure the safety of all living things.
Future Prospects
The product of Fu 4- (4-hydroxyphenyl) azobenzenesulfonic acid has considerable development in the future. This substance has both unique structures and properties, and has potential applications in many fields.
Guanfu Material Science, which may provide crucial raw materials for the development of new functional materials. With its special molecular structure, it may endow materials with excellent optical and electrical properties, making materials shine in optoelectronic devices and other aspects.
In the biomedical field, with its sensitivity to the environment, it may be designed as a targeted drug carrier to precisely deliver drugs to the focus and assist in the treatment of diseases.
Furthermore, in terms of analysis and detection, it may be possible to build a highly sensitive detection system by virtue of its characteristics to achieve efficient detection of specific substances.
Although its application has not yet been fully developed, according to its inherent characteristics, the future development path will be broad, and it can be expected to bring new changes and progress to various fields.
Frequently Asked Questions
What are the main uses of 4- (4 - Hydroxyphenyl) Azobenzenesulfonic Acid?
4 - (4 -Hydroxyphenyl) azobenzenesulfonic acid, which is widely used. In the dye industry, it is often an important raw material. Due to its unique molecular structure, a variety of bright and fastness dyes can be prepared through specific processes. Such dyes can be widely used in fabric dyeing to make fabrics colorful and long-lasting.
In the field of analytical chemistry, it also plays a key role. It can be used as an acid-base indicator. By using its own color to change with the pH of the solution, it can keenly indicate the change of the acid-base properties of the solution, and help to accurately determine the end point of chemical reactions, providing an important basis for many chemical analysis experiments.
In biomedical research, because of its certain biological activity and special structure, it can specifically interact with certain substances in the body. Therefore, in the early stage of drug development, it is often used for the labeling and tracing of bioactive substances, which helps to deeply explore the metabolic pathways and action mechanisms of substances in the body, and lays the foundation for the creation of new drugs.
In addition, in the field of optoelectronic materials, with the development of science and technology, the demand for special functional materials is increasing day by day. 4 - (4-hydroxyphenyl) azobenzenesulfonic acid can be used as a potential optoelectronic material component due to its unique optical properties, providing new ideas and possibilities for the research and development of new optoelectronic materials. Overall, this substance plays an important role in many fields, promoting the progress and development of technology in various fields.
What are the physicochemical properties of 4- (4 - Hydroxyphenyl) Azobenzenesulfonic Acid
The physicochemical properties of 4 - (4 -hydroxyphenyl) azobenzenesulfonic acid can be investigated. The color state of this substance is mostly in the shape of a powder at room temperature, the color may be light yellow, the texture is fine, and the appearance is quite uniform.
In terms of its solubility, it can show a certain state of solubility in water. This sulfonic acid group is hydrophilic and can interact with water molecules by hydrogen bonding and other forces, so it has good solubility in polar water environment. However, in non-polar organic solvents such as ether and benzene, its solubility is very small, and its molecular structure polarity does not match that of non-polar solvents.
In terms of thermal stability, 4- (4-hydroxyphenyl) azobenzenesulfonic acid has considerable stability. Under moderate heating, its molecular structure can be maintained, but if the temperature is too high, beyond its decomposition temperature, the chemical bonds in the molecule can be destroyed, resulting in decomposition reactions and loss of structural integrity.
Its acid and alkali properties are also considerable. Sulfonic acid groups are strongly acidic groups that can ionize hydrogen ions in solution, so the aqueous solution of this substance is acidic and can neutralize with bases to form corresponding salts and water.
Because its molecules contain azobenzene structures, this structure is quite sensitive to light. When irradiated with light of a specific wavelength, it can cause changes in the molecular configuration, and this photoisomerism property has potential application value in the fields of optical control materials.
4- (4 - Hydroxyphenyl) Azobenzenesulfonic Acid
The synthesis method of 4- (4 -hydroxyphenyl) azobenzenesulfonic acid has been known since ancient times. There are many methods and each has its own strengths. Today is the way for you.
One of them can be prepared by the diazotization-coupling reaction of p-aminobenzenesulfonic acid and p-hydroxyaniline. First take p-aminobenzenesulfonic acid, and under suitable conditions, perform diazotization with sodium nitrite and inorganic acid. This step requires careful temperature control. Generally, at low temperatures, such as 0-5 ° C, p-aminobenzenesulfonic acid is converted into diazonium salts. Because of the active nature of diazonium salts, it is easy to decompose at a slightly higher temperature.
Then, the obtained diazonium salt is mixed with an alkaline solution of p-hydroxyaniline for coupling reaction. This process also requires attention to the reaction conditions, such as pH value, temperature, etc. The alkaline environment is conducive to the coupling reaction, and the pH is usually controlled in the weakly alkaline range, about 8-10. The temperature should not be too high to ensure the purity and yield of the product.
Second, 4-nitroaniline is also used as the starting material. 4-nitroaniline is first reduced to 4-aminoaniline, and the commonly used reducing agents are iron powder, sodium sulfide, etc. After reduction, 4-aminoaniline is diazotized to form diazonium salts. The compound is coupled with p-hydroxybenzenesulfonic acid under suitable conditions to obtain 4- (4-hydroxyphenyl) azobenzenesulfonic acid.
In addition, there are other synthesis paths, but the above two are more commonly used. All synthesis methods require fine operation, and the control of reaction conditions and the proportion of raw materials should not be ignored in order to obtain pure and high-yield products.
What is the price range of 4- (4 - Hydroxyphenyl) Azobenzenesulfonic Acid in the market?
4 - (4 -Hydroxyphenyl) azobenzenesulfonic acid, this product is in the market price range, it is difficult to say for sure. The price often varies due to many reasons, such as the quality, the amount purchased, the ups and downs of market conditions, and even the different seasons.
In the past, if the quality was ordinary, the price per catty might be between tens of dollars and hundreds of dollars. However, if it is a refined product, it is specially used for special needs, such as for fine chemicals or scientific researchers, the price should be higher, or to hundreds of dollars per catty.
If the purchase volume is quite large, the merchant may give a discount in order to attract customers due to profit considerations, so the unit price can be reduced. On the contrary, if you only buy a little, in order to maintain your livelihood, the price charged by the merchant may be slightly higher.
Furthermore, the market situation is also critical. If raw materials are abundant, and there are many producers, the supply exceeds the demand, the price may decline. If raw materials are rare, or if there are few producers due to other reasons, the supply will exceed the demand, the price will rise.
The impact of the season should not be ignored. If there are certain periods, the price may also be different because there are few people using them, or because of the convenience of transportation.
If you want to know the exact price, you should consult the merchant of chemical materials, or check in detail on the trading platform, in order to obtain the current real price.
4- (4 - Hydroxyphenyl) Azobenzenesulfonic Acid
4 - (4 -Hydroxyphenyl) azobenzenesulfonic acid, this is a chemical substance. During its use, many things need to be paid attention to.
First of all, it is about safety. This substance may be toxic and irritating, and it is necessary to take protective measures when coming into contact. Wear protective clothing, protective gloves and goggles to prevent it from coming into contact with the skin and eyes. In case of accidental contact, rinse with plenty of water immediately and seek medical attention according to the specific situation. When operating, also ensure that it is carried out in a well-ventilated place to avoid inhaling its dust or volatile gases to prevent damage to the respiratory tract.
Second, in terms of storage. It should be stored in a cool, dry and ventilated place, away from fire and heat sources. It should be stored separately from oxidants, acids, alkalis, etc., and must not be mixed to prevent chemical reactions from occurring and causing danger. At the same time, the storage area should be marked for easy identification and management.
Furthermore, the use specifications are discussed. Before use, it is necessary to understand its chemical properties and reaction characteristics in detail, and act in strict accordance with the operating procedures. Precisely control the dosage of use, and do not increase or decrease at will, so as not to affect the experimental results or cause safety problems. During use, the waste generated should be properly disposed of in accordance with relevant regulations, and must not be discarded at will to prevent pollution to the environment.
In conclusion, when using 4- (4-hydroxyphenyl) azobenzenesulfonic acid, safety is paramount, and relevant specifications and requirements are strictly followed to ensure the safety of the operation and the smooth progress of the experiment.