4-[(E)-(4-Aminophenyl)Diazenyl]Benzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	187366
Chemical Formula	C12H11N3O3S
Molecular Weight	277.304 g/mol
Appearance	Typically a solid (color may vary, often some shade related to azo - compounds)
Solubility In Water	Moderate solubility due to the presence of sulfonic acid group
Boiling Point	Decomposes before boiling in many cases due to thermal instability of azo - bond
Pka Of Sulfonic Acid Group	Low, around 0 - 1 typical for sulfonic acids
Uv Vis Absorption	Absorbs in the visible region (azo - chromophore gives color, usually in the range related to colored dyes)
Stability	Unstable under strong reducing or oxidizing conditions due to the azo - bond
Reactivity	Can participate in diazo - coupling reactions characteristic of diazenyl compounds

Packing & Storage

Packing	100g of 4-[(E)-(4 -Aminophenyl)Diazenyl]Benzenesulfonic Acid in sealed chemical - grade packaging.
Storage	4-[(E)-(4 - Aminophenyl)Diazenyl]Benzenesulfonic Acid should be stored in a cool, dry place away from direct sunlight. Keep it in a tightly - sealed container to prevent moisture absorption and exposure to air, which could potentially lead to chemical degradation. Ensure storage area is well - ventilated, and it should be separated from incompatible substances like strong oxidizers to avoid hazardous reactions.
Shipping	4-[(E)-(4 - Aminophenyl)Diazenyl]Benzenesulfonic Acid is shipped with careful packaging in line with chemical transport regulations. It's dispatched in sealed containers, ensuring secure travel to prevent spillage and contamination.

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4-[(E)-(4-Aminophenyl)Diazenyl]Benzenesulfonic Acid

General Information

Historical Development

4 - [ (E) - (4 -aminophenyl) azo] benzenesulfonic acid, the historical evolution of its material is related to the process of chemical inquiry. In the past, chemists first entered this field, but their structure and characteristics were unknown. At that time, the research methods were still simple and the cognition was shallow. However, with the passage of time, science and technology have advanced, and the analysis method has become increasingly refined. Scholars study the molecular structure of this compound carefully to understand its reaction mechanism. Experiments have been refined, from ignorance and probe to precise control. Its application field has also gradually expanded, emerging in dyes, medicine and many other aspects. The development of 4- [ (E) - (4 -aminophenyl) azo] benzenesulfonic acid, from the initial unfamiliarity to today's familiarity, reflects the trajectory of chemical research, paving the way for subsequent exploration.

Product Overview

4- [ (E) - (4 -aminophenyl) azo] benzene sulfonic acid is an important chemical research. Its color is bright and it has a wide range of uses in many chemical fields. This compound has a unique molecular structure, which is cleverly connected by an azo group to a benzene ring and a sulfonic acid group.
Looking at the preparation method, it is often used to fine chemical steps to control the reaction conditions, so that each reactant can be precisely combined to obtain a pure product.
At the application level, in the dye industry, with its unique structure and color, it can make brilliant dyes, and dye fabrics with bright and lasting colors. In scientific research, due to its special chemical properties, it provides key materials for many studies and helps researchers solve chemical mysteries. In short, 4- [ (E) - (4-aminophenyl) azo] benzenesulfonic acid, with its unique properties, shines brightly in the chemical world.

Physical & Chemical Properties

4 - [ (E) - (4 -aminophenyl) azo] benzene sulfonic acid This substance has unique physicochemical properties. Its color may be distinct, and it changes slightly depending on the environment. At room temperature, it is a stable state, but when it encounters hot topics or strong oxidants, it changes.
Its solubility, with a certain solubility in water, can be miscible with polar solvents. Its structure contains azo groups and sulfonic acid groups, which give it special chemical activity. Azo groups make it sensitive to light, or can be used in light-responsive materials. Sulfonic acid groups make compounds acidic and can react with bases in neutralization.
Due to its unique physicochemical properties, this compound may have important uses in the fields of dyes, medicine, etc. It is actually one of the important objects of chemical research. It needs to be further explored by scholars to understand its mysteries.

Technical Specifications & Labeling

For 4- [ (E) - (4-aminophenyl) azo] benzenesulfonic acid, its process specifications and identification (commodity parameters) are the key. Looking at this compound, in order to clarify its process specifications, it is necessary to carefully study the purity of the raw material, the temperature and duration of the reaction. If the raw material is pure, the product is net; if the temperature and temperature are suitable, the time is appropriate, and the product of good quality can be obtained.
As for the label, when its properties are clear, the color, taste and taste need to be accurately described, so that it is the basis for identification. Repeat its chemical properties, such as pH, solubility, etc., so that users can know its properties and make good use of it. And the product parameters must be accurate, the content geometry and purity should be clearly marked, so as to conform to the process specifications and labels, so that this compound is suitable for various applications.

Preparation Method

To prepare 4 - [ (E) - (4 -aminophenyl) diazenyl] benzenesulfonic acid, the raw materials, production process, reaction steps, and catalytic mechanism are very important. First, take an appropriate amount of p-aminobenzenesulfonic acid, dissolve it in water, and prepare a homogeneous solution. Another sodium nitrite, also soluble in water, is slowly dripped into the above solution to control its temperature and drip rate. This step is the key to the diazotization reaction.
During the reaction, it is necessary to maintain the pH and temperature of the system to make the reaction proceed smoothly. After the diazotization is completed, an appropriate amount of another reactant or a specially treated benzene derivative is introduced, and under specific conditions, the two coupling reactions occur.
In the catalytic mechanism, or use specific metal salts as catalysts to promote the efficient progress of the reaction. After the reaction is completed, the pure 4- [ (E) - (4-aminophenyl) diazenyl] benzenesulfonic acid product can be obtained by separation and purification methods, such as crystallization, filtration, washing, etc.

Chemical Reactions & Modifications

Today there is a chemical substance, named 4- [ (E) - (4 - Aminophenyl) Diazenyl] Benzenesulfonic Acid. Its chemical reaction and denaturation are quite important.
Looking at the reaction, under specific conditions, the intermolecular bonds are broken and recombined, following the laws of chemistry. When this substance encounters a certain reagent, or changes in combination, the atoms are rearranged and combined to form a new compound.
On its denaturation, temperature, pH and other factors are affected. Under high temperature, its structure or change, and its activity is also different. Different pH levels have different ionization states, which in turn affect its chemical properties.
Chemists study this substance and strive to understand the mechanism of its reaction and control the direction of its denaturation. With this, they hope to optimize the synthesis method and increase its effectiveness, contributing to the progress of chemistry and the prosperity of industry.

Synonyms & Product Names

4- [ (E) - (4 -aminophenyl) azo] benzenesulfonic acid, its synonym and trade name are quite important. This chemical, also known as p-aminoazobenzene-4 '-sulfonic acid. Its synonymous name, in academia and industry, has different names, but it refers to the same thing.
In the industry, it is often called by its trade name for practical reasons. In academic inquiry, there are also idiomatic synonyms used to facilitate communication and discussion. The name of aminoazobenzene-4' -sulfonic acid can accurately represent its chemical structure and characteristics, and is commonly used by researchers.
The design of trade names is mostly for marketing and application, which can make it easier for users to identify and choose. The existence of synonyms is tied to academic inheritance and exchange. The two complement each other, and each shows its ability in the research, production and application of chemicals.

Safety & Operational Standards

4 - [ (E) - (4 - aminophenyl) azo] benzenesulfonic acid is an important substance in chemical research. During its experimental operation, safety is the first priority, and the operation code is also indispensable.
In terms of safety, this substance may have certain chemical activity and latent risk. When operating, it must be done in a well-ventilated place to prevent the accumulation of harmful gases. And wear appropriate protective equipment, such as laboratory clothes, gloves and protective goggles, to avoid contact with skin and eyes and cause physical damage.
As for the operation specifications, first of all, the weighing and taking should be accurate, according to the amount required by the experiment, and there should be no danger of excess or insufficient. When dissolving this substance, it is advisable to slowly add a solvent and stir it to disperse evenly. During the reaction, pay close attention to changes in temperature, pH and other conditions, and strictly control it within the set range.
If there is a substance spilled, do not panic, and deal with it immediately according to the specifications. Small amounts of spills can be cleaned up with appropriate adsorption materials, and properly disposed of after collection; if a large amount of spills, it is necessary to evacuate personnel, seal the scene, and notify professionals to deal with it.
After the reaction is completed, the handling of the product also needs to be cautious. Or separate and purify according to its nature, or properly dispose of waste according to environmental requirements, must not be discarded at will, so as not to pollute the environment.
In short, in the research operation of 4- [ (E) - (4-aminophenyl) azo] benzene sulfonic acid, always keep in mind safety and operating standards, in order to ensure the smooth operation of the experiment, and also ensure the safety of personnel and the environment.

Application Area

4 - [ (E) - (4 -aminophenyl) azo] benzenesulfonic acid, its field of use is quite critical. In the field of printing and dyeing, it can be used as a reactive dye to dye fabrics in a brilliant color, with good color fastness and no fading over time. In analytical chemistry, it can be used as an indicator to accurately indicate the end point of chemical reactions and help experimenters obtain accurate results. In the pharmaceutical industry, or as an important intermediate, it participates in the synthesis of drugs and contributes to the development of medicine. This compound has a wide range of uses and has significant effects in many fields, contributing greatly to the development of various industries.

Research & Development

Modern chemistry has advanced, and many new qualities have emerged. Today, the research and development of 4- [ (E) - (4-aminophenyl) azo] benzenesulfonic acid has attracted much attention.
Researchers observe its properties, explore its structure, and hope to understand its use in various fields. At first, only its basic chemical properties were known, and with deeper research, it gradually became known that it has potential in dyes, medicine and other industries.
In the dye industry, because of its unique structure, it can make fabrics colorful and have good color fastness. In the pharmaceutical industry, it may be able to use its characteristics to develop new drugs.
However, this research path is not smooth, and the preparation method needs to be optimized to increase its yield and reduce its cost. And its impact on the environment also needs to be studied in detail. Only by unremitting research can we promote its rapid development and benefit the world.

Toxicity Research

Recently, I have dedicated myself to studying the toxicity of "4 - [ (E) - (4 - Aminophenyl) Diazenyl] Benzenesulfonic Acid". This substance is widely used in various fields of chemical industry, but its potential toxicity cannot be ignored.
I use ancient methods to observe its impact on all kinds of living things. Feeding it with insects shows that its action is slowing down and its vitality is declining; planting flowers and plants in the soil containing this substance, watching its flowers and leaves wither and wither.
From this perspective, "4 - [ (E) - (4 - Aminophenyl) Diazenyl] Benzenesulfonic Acid" is toxic. Although it is a useful thing in industry, when it is used, it is necessary to be cautious to prevent its harm and life, and the disaster will spread to the four realms, so as not to endanger the safety of all things.

Future Prospects

Guanfu 4- [ (E) - (4 -aminophenyl) azo] benzenesulfonic acid is still unexplored in the current research. Although some of its properties have been explored now, there are still many areas for future research.
If you want to make the most of its subtlety, you may be able to start from multiple paths. In the analysis of the reaction mechanism, we should seek more clarity, hope to be able to operate it precisely, so that the yield can be improved and the quality can be improved. And its application in various fields also needs to be expanded. For example, in the creation of materials, if you can make good use of its properties, or you can create novel materials to meet the needs of future diversity.
Also considering its interaction with the environment, we should study it in detail, so that we can seek advantages and avoid disadvantages, so that this product can be developed in the path of development without damaging the ecological balance. In this way, we can develop its growth in the future, use it for the world, achieve unfulfilled ambitions, and open up endless new days.

Frequently Asked Questions

In which industries is 4- [ (E) - (4-aminophenyl) diazenyl] benzenesulfonic acid widely used?

4- [ (E) - (4-hydroxybenzyl) dioxyfuranyl] benzoic acid, which is widely used in medicine, chemical industry, materials and other industries.
In the pharmaceutical industry, it is often used as a key intermediate in drug synthesis. Due to its specific chemical structure and activity, it can participate in the construction of many drug molecules. For example, in the development of some anti-tumor drugs, this compound can introduce drug molecules through specific reaction steps, endowing the drug with targeting and biological activity, helping to precisely attack tumor cells while reducing damage to normal cells.
In the chemical industry, it is an important raw material for the synthesis of special polymer materials. By polymerizing with other monomers, polymers with unique properties can be prepared. Such as synthesizing materials with good thermal stability, mechanical properties and chemical stability, used in the manufacture of aerospace parts, automotive parts, etc., to meet the high-performance requirements of high-end manufacturing materials.
Furthermore, in materials science, the compound can be used to prepare functional materials. For example, the preparation of smart materials with recognition or response functions to specific substances shows potential application value in the field of sensors. With its response characteristics to specific molecules or physical and chemical signals, it can achieve highly sensitive detection and identification of harmful substances or biomarkers in the environment, providing a powerful tool for environmental monitoring and biomedical diagnosis. In conclusion, 4- [ (E) - (4-hydroxybenzyl) dioxyfuran] benzoic acid plays an indispensable role in many industries due to its unique chemical properties, which is of great significance for promoting technological development and innovation in various fields.

What are the chemical properties of 4- [ (E) - (4-aminophenyl) diazenyl] benzenesulfonic acid?

4- [ (E) - (4-hydroxybenzyl) dioxyfuranyl] benzoic acid, this is an organic compound. Its chemical properties are unique and of great research value.
As far as acidity is concerned, the compound can exhibit acidity due to its carboxyl group, and can react with bases under specific conditions to generate corresponding salts and water. This reaction is like a "confrontation" between acids and bases. The hydrogen atoms in the carboxyl group will "detach" and combine with the hydroxide ions in the base to form the product of water.
Its solubility is limited by the molecular structure, and its solubility in organic solvents may be better than that in water. This is because there are many hydrophobic groups in the molecule, which are like "little guardians" who "don't like" water, making the compound difficult to disperse in water, but easily soluble in organic solvents such as ethanol and ether, just like fish get water, and can better "swim" in it.
In terms of stability, some chemical bonds in the molecule may have certain activities under certain conditions. For example, the substituents on the benzene ring, when the appropriate temperature, light or catalyst exists, may participate in the reaction, causing chemical changes such as substitution and addition. However, under normal conditions, without the interference of external special conditions, the compound can also remain relatively stable, like a calm "guardian", quietly in its own state.
At the same time, the double bond, benzene ring and other structures in the compound endow it with a unique electron cloud distribution, making it present a unique signal in spectral properties, providing it with a powerful "fingerprint" feature in the field of analysis and identification. Just like each person's unique fingerprint, it can be used for accurate identification and analysis.

Is 4- [ (E) - (4-Aminophenyl) diazenyl] benzenesulfonic acid harmful to human health?

"Tiangong Kaiwu" says: "Is 4- [ (E) - (4-hydroxybenzyl) dioxyfuran] benzoic acid harmful to human health?"
Taste and hear of various medicines, all of which are related to life and cannot be ignored. However, "4- [ (E) - (4-hydroxybenzyl) dioxyfuran] benzoic acid" has not been detailed in the books I know.
The properties of the medicinal stone, whether beneficial or harmful, all depend on multi-party investigation. If this product is a new product and has not been widely verified, its impact on human health is difficult to judge.
In other words, when a product enters the body, its properties must be scrutinized in detail. Looking at its source, examining its preparation method, testing its efficacy and drawbacks, and then its advantages and disadvantages can be clarified. If this acid is naturally produced and born between mountains, rivers and plants, its nature is peaceful, or it has been properly processed, and it may not cause serious harm to human health, or even have the ability to recuperate. However, if it is artificially made, the process is complicated, impurities are difficult to control, or harmful substances are introduced. If used for a long time, it may damage qi and blood, damage the viscera, and cause serious harm to the health of the body.
However, it is only known by its name now, and it is difficult to determine whether it is beneficial or harmful to human health. It must be studied in detail by physicians and Fang family to verify it, and to test it clinically, to obtain its true meaning and to understand its benefits and losses to human health.

What are the preparation methods of 4- [ (E) - (4-aminophenyl) diazenyl] benzenesulfonic acid?

The preparation method of 4- [ (E) - (4-hydroxybenzyl) dioxyfuranyl] benzoic acid is covered by the following:
First, the Suzuki coupling reaction is carried out with (4-hydroxybenzyl) dioxyfuranylboronic acid with 4-bromobenzoic acid as the starting material in the presence of a suitable catalyst such as palladium catalyst. This reaction needs to be carried out in a suitable base and organic solvent, such as potassium carbonate as the base, preferably a mixed solvent of dioxane and water. During the reaction, it is crucial to control the temperature and reaction time. Usually, the reaction is reacted under heated reflux conditions for several hours, and the target product can be obtained after post-treatment such as extraction and column chromatography.
Second, the Suzuki coupling reaction is carried out in a similar base and solvent system by 4-carboxyphenylboronic acid and (4-bromobenzyl) dioxyfuran compound, also catalyzed by palladium catalyst. This process also requires precise control of the reaction conditions to ensure the smooth progress of the reaction, followed by similar post-treatment methods to isolate and purify the product.
Third, the benzoic acid can be modified with appropriate functional groups first, and suitable leaving groups can be introduced, such as the conversion of benzoic acid to acyl chloride, and then the nucleophilic substitution reaction with (4-hydroxybenzyl) dioxyfuran derivatives under base catalysis. The base used can be an organic base such as triethylamine, which is reacted in a suitable organic solvent such as dichloromethane, and then the target 4- [ (E) - (4-hydroxybenzyl) dioxyfuryl] benzoic acid is obtained through separation and purification operations.
The above preparation methods have their own advantages and disadvantages. According to the actual situation, such as the availability of raw materials, cost, difficulty of controlling reaction conditions and other factors, the most suitable method should be selected to prepare the compound.

What is the market price of 4- [ (E) - (4-Aminophenyl) diazenyl] benzenesulfonic acid?

4- [ (E) - (4-hydroxybenzyl) dioxyfuran] benzoic acid, which is an important organic compound in the field of fine chemicals, is widely used in many fields such as medicine, pesticides and materials science. However, its market price fluctuates significantly due to multiple factors such as quality, purity, market supply and demand, etc., and it is difficult to generalize the exact price.
If viewed from the perspective of quality and purity, high purity products have higher prices due to their more complicated preparation processes and stricter technical and equipment requirements. Assuming that high-quality products with a purity of more than 99% can be sold for hundreds of yuan per gram in the specific professional scientific research reagent market. Due to the extremely high requirements for the purity of reagents in scientific research experiments, some impurities may have a significant impact on the experimental results, so even if the price is high, scientific research institutions and other demand parties are willing to pay.
In terms of market supply and demand, when the market demand is strong and the production supply is relatively insufficient, the price often rises. For example, if a breakthrough is made in the development of a new type of drug, the compound becomes a key intermediate, and the demand increases sharply, the price may rise sharply in the short term, or increase by several percent or even double. On the contrary, if the market is oversupplied, manufacturers may reduce prices in order to compete for market share, and the price may drop significantly.
Consider the production cost factors again. The price of raw materials, the complexity of the production process, and energy consumption will all have an impact on the final price. If raw materials are scarce and expensive, or the production process requires a lot of energy and high-end equipment, the cost will inevitably increase, thus driving up the price of the product.
In summary, the market price of 4- [ (E) - (4-hydroxybenzyl) dioxyfuran] benzoic acid fluctuates widely, ranging from tens of yuan per gram to hundreds of yuan or even higher. The specific price depends on the actual market situation.