4-Hydroxybenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	348192
Name	4-Hydroxybenzenesulfonic Acid
Molecular Formula	C6H6O4S
Molar Mass	174.174 g/mol
Appearance	White to off - white crystalline powder
Solubility In Water	Soluble
Pka Value	ca. 2.6 (for the sulfonic acid group)
Boiling Point	Decomposes before boiling
Melting Point	ca. 300 °C
Odor	Odorless

Packing & Storage

Packing	1 kg of 4 - Hydroxybenzenesulfonic Acid packaged in a sealed plastic - lined bag.
Storage	4 - Hydroxybenzenesulfonic acid should be stored in a cool, dry, and well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in tightly closed containers to prevent moisture absorption and contamination. Label containers clearly. This storage method helps maintain its chemical stability and ensures safe handling.
Shipping	4 - Hydroxybenzenesulfonic Acid is shipped in accordance with chemical transport regulations. It's typically packaged in sealed, corrosion - resistant containers to prevent leakage during transit, ensuring safety during handling and transportation.

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General Information

Historical Development

4-Hydroxybenzenesulfonic acid is also a product of chemical industry. Although it did not have this name in ancient times, the evolution of chemistry began in ancient times. The first people knew fire, and they used it to transform all things, metallurgical clay, and their skills gradually emerged.
In recent times, science has become more and more prosperous, chemical analysis has studied the theory, explored the properties of substances, and sought the rules of change. 4-Hydroxybenzenesulfonic acid was first made by many wise men. The method of its preparation has been refined with science and technology. The simple method was first used, and then new techniques were used to make the yield higher and the quality better.
This product is used in various fields of industry, and its use is gradually widening. Or as a raw material for pharmaceutical synthesis, or in the printing and dyeing industry to help. Looking at its historical development, from ignorant and unknown to skillful use, it is a clear proof of the progress of chemistry and a good example of the prosperity of science and technology.

Product Overview

4-Hydroxybenzenesulfonic acid is also a chemical product. Its color is white and often crystalline. Stable, under normal conditions, it can be stored for a long time without deterioration.
The method of preparing this product is mostly obtained by a specific reaction. After rigorous steps, the temperature and rate can be controlled to form a pure product.
It has a wide range of uses. In the field of medicine, it can be used as a key raw material to help form pharmaceuticals and treat human diseases. In the chemical industry, it is also an important material, involving the manufacture of dyes, auxiliaries, etc., which is related to the quality of many products.
Looking at its characteristics, it has good water solubility and can be dispersed and uniform in water. It is chemically active and can be combined with a variety of substances into different qualities. In fact, among chemical products, the function is significant.

Physical & Chemical Properties

4-Hydroxybenzene sulfonic acid has unique physical and chemical properties. Looking at its shape, it is usually white crystal at room temperature, pure and delicate. Its melting and boiling point is also determined, and the melting point is quite high. It needs moderate heat to melt, which is caused by the force between molecules.
In terms of its solubility, it is quite soluble in water. Because the molecule has polar groups, it can form hydrogen bonds with water molecules, so it can be dispersed in water. And its aqueous solution can be acidic, because the sulfonic acid group can dissociate hydrogen ions.
And its chemical properties are active. The hydroxyl group on the benzene ring interacts with the sulfonic acid group and can participate in many reactions. If it can neutralize with the base, it can form a corresponding salt. It can also be esterified with alcohols under suitable conditions to derive different compounds. Due to its special structure, unique physicochemical properties, it is widely used in chemical and other fields.

Technical Specifications & Labeling

4-Hydroxybenzenesulfonic acid is an important chemical substance. Its process specifications and identification (product parameters) are extremely critical.
In terms of process specifications, the preparation needs to be precise. Through specific reaction steps, temperature and pressure conditions are controlled. The ratio of raw materials must be accurate to ensure that the reaction is sufficient and the yield is improved.
For identification (product parameters), its purity needs to reach a certain standard, and the impurity content should be strictly controlled. The appearance also needs to be clear, such as what color and shape it presents. And suitable storage conditions should be marked to prevent deterioration. In this way, 4-Hydroxybenzenesulfonic acid can be properly applied in various fields and exert its due effectiveness.

Preparation Method

To prepare 4 - Hydroxybenzenesulfonic Acid, the method is as follows:
Raw materials and production process: Phenol and concentrated sulfuric acid are used as the main raw materials. In a suitable container, phenol is slowly added to concentrated sulfuric acid, and the two are compatible according to a certain proportion.
Reaction steps: Heating at controlled temperature makes the two fully react. At the beginning, the temperature should be slowly raised to a certain extent, and the reaction system can be seen to gradually change and new substances are formed.
Catalytic mechanism: In this reaction, sulfuric acid is not only a reactant, but also plays a catalytic role, promoting the reaction to generate 4 - Hydroxybenzenesulfonic Acid. After the reaction is completed, after subsequent treatment, such as separation and purification, pure 4 - Hydroxybenzenesulfonic Acid products can be obtained.

Chemical Reactions & Modifications

4 - Hydroxybenzenesulfonic Acid, the chemical and reverse modification of this material, is important to the researchers. Its chemical and reverse properties are often related to the characteristics of sulfonic acid groups. Sulfonic acid-based activity can be used to reverse the reaction of many substances, such as neutralization, forming a phase. The group is also active, and can reverse the reaction of esterification and so on.
As for modification, it can be modified and repaired, and its solubility and characterization can be improved. Or introduce other groups to improve its solubility and characterization. Modification can be used in multiple domains. Such as in the process, or to increase its effectiveness; to materials, or to improve their properties. In short, the research of 4 - Hydroxybenzenesulfonic Acid and reverse modification is of great significance for both chemical and phase modification.

Synonyms & Product Names

4-Hydroxybenzenesulfonic acid, the synonym and trade name of this substance, is quite important. In the course of my chemical research, it is often necessary to study it carefully. Its synonyms, such as p-hydroxybenzenesulfonic acid, are also commonly used. As for the trade name, different merchants may have different names.
Looking at the chemical classics of the past, the names of many substances have changed with time. 4-Hydroxybenzenesulfonic acid has a wide range of uses and is involved in many fields of chemical industry. Because of the variety of names, we need to be careful to distinguish them when we study them. Although the names are different, their essence is one. Only by clarifying its synonyms and trade names can we be correct in the research, promote the progress of chemical research, explore the wonders of matter, and make every effort to benefit the chemical industry.

Safety & Operational Standards

Safety and Operating Specifications for 4-Hydroxybenzenesulfonic Acid
F 4-Hydroxybenzenesulfonic Acid is an important part of chemical products. Its preparation, use and storage must strictly follow safety and operating practices to ensure smooth operation and avoid disasters.
When preparing, the operator should wear protective gear, such as protective clothing, goggles, gloves, etc., to prevent it from touching the skin and eyes. Work in a well-ventilated place to avoid the accumulation of harmful gases. The equipment used must be clean and dry to prevent impurities from mixing and causing reaction deviation. The reaction conditions, such as temperature, pH, reaction time, etc., must be precisely controlled. If you are not careful, accidents will occur.
When it comes to use, it should be used with caution according to the required dosage. Do not use too much, cause material waste and increase risk. If it participates in a chemical reaction, it must first explain its reaction mechanism and characteristics before it can be used. After use, the utensils used should be cleaned to avoid residue residue and disturb subsequent operations.
As for storage, it should be placed in a cool, dry and ventilated place, away from fire sources, heat sources and oxidants. Because of its certain chemical activity, improper storage is prone to deterioration, or even safety accidents. Storage containers must also be well sealed and clearly marked, with their name, nature, hazards and emergency treatment methods.
If accidentally touched, if on the skin, quickly rinse with plenty of water, followed by soap; if it enters the eye, immediately rinse with running water and seek medical attention. In case of leakage, first cut off the source of fire, clear people in a safe place, and then contain it with appropriate materials, and dispose of it in accordance with relevant regulations.
In general, all matters of 4-hydroxybenzenesulfonic acid must be treated with caution, and safety and operating practices must be followed. In this way, personnel safety, smooth operation and a peaceful environment can be ensured.

Application Area

4-Hydroxybenzenesulfonic acid is widely used for its unique properties. In the field of medicine, it can be used as a raw material for preparations and a prescription for healing diseases. Because of its specific chemical properties, it can be harmonized with others to adjust the effect of the agent or increase its stability, so that the healing effect of the medicine can be distinguished.
In the dyeing and weaving industry, it also has its uses. It can be used as a dye aid to help the color material dye the fabric evenly, so that the color is correct and firm, and it will not fade for a long time. The beauty of the color and the toughness of the quality all depend on its strength.
In the way of chemical catalysis, 4-Hydroxybenzenesulfonic acid can be used as a catalyst to promote all kinds of reactions. The threshold energy of its ability to reduce the reaction makes it easy to change, increase the rate of production, save time and effort, and contribute greatly to the progress of industry. In summary, it shows its ability in many fields, making great contributions to the prosperity of the industry and the progress of technology.

Research & Development

Recently, I am particularly interested in 4 - Hydroxybenzenesulfonic Acid, so I focused on it.
At first, study its origin, observe its physical properties, observe its color state, measure its melting and boiling number, and know its solution in various solvents. Also explore its structure to clarify its molecular structure, bonding state, and know its chemical activity.
Then study the method of its experiment, want to seek pure products, consider the selection of raw materials, and control of conditions. Temperature, pressure, and catalysis all need to be carefully weighed to obtain good results. And in the process of reaction, observe the changes in detail and remember the phenomenon for reference.
As for the field of application, it is also explored. It can be used in medicine, dyeing and weaving, and chemical industries. It can be used as a raw material for drugs, or as a synthesis aid for dyes, or as a medium for chemical reactions. The prospect is quite promising.
I will continue to study, hoping to make achievements in the research and development of 4-Hydroxybenzenesulfonic Acid, and contribute to the chemical industry.

Toxicity Research

Since modern times, chemical refinement has deepened, and the investigation of the toxicity of substances has deepened. In this talk, 4-Hydroxybenzenesulfonic Acid, the study of its toxicity is quite important.
Looking at its chemical properties, the molecular structure is established, or it has various reactions in the living body. Try to test the white rat and feed it with food containing this substance. After a long time, observe the state of the white rat. If it eats, changes in activities, or physical diseases, it can be a sign of toxicity.
It also examines its impact on the environment. If it is released in water, how are aquatic organisms affected? In soil, is plant growth restricted by it? After careful investigation, we can see the wide range of toxicity of this product and the depth of its impact, providing evidence for future use of this product, preventing its harm, and ensuring the safety of all things and ecological balance.

Future Prospects

I try to research in the industry of 4 - Hydroxybenzenesulfonic Acid. This substance has a wide range of uses and is used in medical, chemical and other fields. Looking at its current situation, although it has been successful, there are still many things to be seen in the future development.
In the field of medicine, it is expected to study its new effects and add new ways to cure diseases. With its characteristics, it may help the system of new drugs to solve the suffering of patients. In the chemical industry, it can be explored for better production methods, reduce consumption and improve efficiency, in order to meet the needs of future industries.
Furthermore, the idea of environmental protection is gradually emerging, and the research on the impact of this substance on the environment cannot be ignored. If its advantages and disadvantages can be clarified, it will be a great hope in the future to make the best use without harming the environment. Although the road ahead may be difficult, I firmly believe that with time, we will be able to develop further in the 4-Hydroxybenzenesulfonic Acid industry and develop a brilliant future.

Frequently Asked Questions

What are the main uses of 4-hydroxybenzenesulfonic acid?

4-Carboxycoumarin, its main purpose. This is a chemical compound that has an important position in the fields of medicine, chemical industry, etc.
In terms of medicine, 4-carboxycoumarin and its derivatives are often the core components of anticoagulant compounds. For example, carboxycoumarin, which is based on 4-carboxycoumarin, can effectively inhibit blood coagulation, and is widely used in the prevention and treatment of thromboembolic diseases, such as atrial thrombosis and deep thrombosis. Its role is to inhibit the synthesis of vitamin K-dependent coagulation factors, and to achieve anticoagulant effect.
In the chemical industry, 4-carboxycoumarin can be used as a raw material for synthesizing fragrances. It can be used to generate compounds with special flavors from a series of reactions, which can be used in perfumes, chemicals, food additives, etc., to create a pleasant fragrance for the products.
In addition, due to the characteristics of molecules, 4-carboxycoumarin also plays an important role in the synthesis of natural compounds. It can be used as a medium for the synthesis of other natural compounds, such as some biologically active natural compounds or compounds. Through an ingenious synthesis strategy, using the active function of 4-carboxycoumarin, it is possible to build a variety of molecules with different functions, and promote the development of synthetic chemicals.

What are the physical properties of 4-hydroxybenzenesulfonic acid?

4-Hydroxymethylfurfural succinic acid is an organic compound with unique physical properties. Its appearance is solid and stable at room temperature. In case of high temperature, open flame or strong oxidizing agent, there is a risk of combustion and explosion.
This compound has different solubility in water and common organic solvents. In water, the solubility is limited, but it can be slightly soluble. Because the hydroxy and carboxyl groups in the molecule can form hydrogen bonds with water molecules, the hydrophobic furfural group limits its solubility. In organic solvents, polar organic solvents such as ethanol and acetone have good solubility to 4-hydroxymethylfurfural succinic acid by virtue of the similar miscibility principle, while non-polar organic solvents such as n-hexane have poor solubility. The melting point and boiling point of 4-hydroxymethyl furfural succinic acid also have characteristics. The melting point is in a specific temperature range. At this temperature, the substance changes from solid to liquid state. The temperature is affected by intermolecular forces, such as hydrogen bonds, van der Waals forces, etc. At boiling point, the substance changes from liquid to gaseous state, and needs to overcome intermolecular forces to provide it with sufficient energy. The specific melting boiling point value will vary depending on the purity of the substance and the measurement conditions.
4-hydroxymethyl furfural succinic acid The density is related to the unit volume mass. It is a fixed value under specific conditions and can be used for substance identification and separation. Because its density is different from that of water and other solvents, it can be separated in a mixed system. In addition, the compound is hygroscopic because its molecules contain hydrophilic groups, which easily absorb water in humid environments. It is necessary to pay attention to moisture protection during storage to maintain stable quality and performance.

What are the chemical properties of 4-hydroxybenzenesulfonic acid?

4-Hydroxymethylfurfural succinic acid is an organic compound with the following chemical properties:
1. ** Acidic **: Its molecular structure contains a carboxyl group (-COOH), which makes the compound acidic. In aqueous solution, the carboxyl group can be partially ionized, releasing hydrogen ions (H 🥰), thus exhibiting acidity, and can be neutralized with bases to produce corresponding salts and water. For example, when reacted with sodium hydroxide (NaOH), the hydrogen ion in the carboxyl group combines with the hydroxide ion (OH) to form water, which itself becomes the corresponding carboxylate.
2. ** Esterification reaction **: Due to the carboxyl group, under acid catalysis and heating conditions, 4-hydroxymethyl furfural succinic acid can undergo esterification reaction with alcohols. In this process, the hydroxyl group (-OH) in the carboxyl group combines with the hydrogen atom in the alcohol to form water, and the remaining part is connected to each other to form ester compounds. This reaction is often used in the preparation of various esters, which are widely used in flavors, coatings and other fields.
3. ** Nucleophilic Substitution Reaction **: Some atoms or groups in the molecule are vulnerable to attack by nucleophilic reagents due to their electron cloud distribution and chemical bond characteristics, and then nucleophilic substitution reaction occurs. For example, halogen atoms, hydroxyl groups, etc. can be replaced by other nucleophiles to form new compounds. This reaction is an important means to construct new chemical bonds and introduce different functional groups in organic synthesis.
4. ** Redox reaction **: Some functional groups in the molecule, such as aldehyde groups, have certain redox activity. The aldehyde group can be oxidized to a carboxyl group. If a suitable oxidant is used, the aldehyde group in the 4-hydroxymethyl furfurfural succinic acid molecule can be further oxidized, increasing the number of carboxyl groups and changing the chemical properties and reactivity of the molecule. At the same time, under specific conditions, the compound may also undergo a reduction reaction, such as aldehyde groups can be reduced to alcohol hydroxyl groups.
5. ** Polymerization reaction **: If the reaction conditions are suitable, 4-hydroxymethylfurfural succinic acid can be polymerized with its multiple active functional groups. The molecules are connected to each other by chemical bonds to form a polymer. This polymer may have unique properties in the field of materials science, such as film-forming properties, mechanical properties, etc., and can be used to prepare new polymer materials.

What is the production method of 4-hydroxybenzenesulfonic acid?

The method for generating 4-alkylbenzaldehyde acid is as follows:
To obtain 4-alkylbenzaldehyde acid, the method of chemical synthesis is often used. One method can be started from the phenolic compound of the phase. If cresol is used as a raw material, the first oxidation reaction can be used. Suitable oxidation methods can be used, such as oxides or specific gold catalysts. Under suitable reaction conditions, such as controlling the reaction degree, reaction force and reaction force, so that the methyl group of cresol is oxidized with an aldehyde group, and 4-alkylbenzaldehyde can be obtained.
However, 4-alkylbenzaldehyde can be reversed to introduce a carboxyl group. For example, the use of carboxylation and reversal, the use of carboxylation of carboxylation, such as carbon dioxide in a specific catalytic and reversal environment, can introduce carboxyl groups into the aldehyde position or other specific positions, and then 4-phenylbenzaldehyde acid.
There is another method, which can be produced from compounds containing benzene, first introduce the functional precursor of aldehyde and alkyl groups, and then form the alkyl group and aldehyde group in sequence, and finally build the molecule of 4-phenylbenzaldehyde acid. In this case, it is necessary to precisely control the reaction of each step. Due to the different reaction parts and the application of carbon dioxide, the resistance and efficiency of the reaction have a significant impact.
In addition, there is also a way to explore biosynthesis. Using the catalytic properties of certain microorganisms or enzymes, with specific substrates and raw materials, 4-alkylbenzaldehyde acid is gradually synthesized by enzymatic reaction in a biological or modular biological environment. However, the biosynthesis method often requires microbial or enzyme modification, modification or genetic engineering to improve its catalytic efficiency and the reliability of the target material. Therefore, there are many methods for generating 4-alkylbenzaldehyde acid, each method has its own advantages and disadvantages, and the best method needs to be selected according to the needs and requirements.

What are the precautions for the storage and transportation of 4-hydroxybenzenesulfonic acid?

4-Carboxyphenylboronic acid needs to pay attention to many key matters during storage and transportation. When storing this substance, be sure to choose a cool, dry and well-ventilated place. Because it is quite sensitive to humidity, humid environments can easily cause deliquescence or deterioration, which in turn affects quality and performance. Therefore, it should be ensured that the storage environment is dry and moisture-free.
Furthermore, it is necessary to strictly avoid contact with oxidants. 4-Carboxyphenylboronic acid has a certain chemical activity. In case of oxidants, it is easy to cause violent chemical reactions, or cause serious consequences such as combustion and explosion. Therefore, it should be stored separately from the oxidant and well isolated.
For transportation, suitable packaging materials should be used according to their chemical properties and relevant regulations. The packaging must be solid and well sealed to prevent the package from being damaged due to collision and vibration during transportation and causing material leakage. At the same time, attention should also be paid to maintaining the stability of the environment during transportation to avoid large fluctuations in temperature and humidity.
In addition, whether it is storage or transportation, relevant operators should have professional knowledge and skills, familiar with the characteristics of 4-carboxyphenylboronic acid and emergency treatment methods. In the event of an unexpected situation such as leakage, they can take prompt and proper measures to reduce the harm. Do not operate blindly to avoid unnecessary losses and dangers.