1,3-Benzenedisulfonic Acid

Lingxian Chemical

Specifications

HS Code	952374
Name	1,3-Benzenedisulfonic Acid
Chemical Formula	C6H6O6S2
Molar Mass	238.24 g/mol
Appearance	White to yellowish crystalline solid
Solubility In Water	Soluble
Acidity	Strongly acidic
Melting Point	165 - 167 °C
Boiling Point	Decomposes
Density	1.75 g/cm³
Odor	Odorless
Stability	Stable under normal conditions

Packing & Storage

Packing	1,3 - Benzenedisulfonic Acid packed in 5 - kg containers for chemical use.
Storage	1,3 - Benzenedisulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in tightly - sealed containers to prevent moisture absorption and potential reaction with air components. Ensure the storage area is out of reach of children and unauthorized personnel.
Shipping	1,3 - Benzenedisulfonic Acid should be shipped in tightly - sealed, corrosion - resistant containers. Ensure proper labeling with hazard warnings. Ship via methods compliant with chemical transportation regulations to prevent spills and ensure safety during transit.

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General Information

Historical Development

1,3-Benzene disulfonic acid is also a product of chemistry. Tracing its source, the academic community first dealt with this substance in the past, and many complicated methods were used to explore its properties. At that time, the technology was not refined, and the amount of production was small, and the quality was difficult to achieve.
As the years passed, science and technology gradually advanced. The technology of chemical industry advanced day by day, and in the preparation of 1,3-benzene disulfonic acid, new paths were pioneered. The equipment is better, the process is simpler, the output is greatly increased, and the quality is also more sophisticated.
Looking at its use, it was only a niche research at the beginning, and then it was widely involved in various industries. Or used in chemical synthesis, as a reaction medium; or into the field of dyeing and weaving, to help color. From this perspective, since the advent of 1,3-benzene disulfonic acid, it has gradually become more important in human karma, and with the passage of time, it will develop more vigorously.

Product Overview

1,3-Phenyldisulfonic acid is also an organic compound. It is a colorless to slightly yellow crystal, soluble in water, and strongly acidic.
This compound has a wide range of uses. In the dye industry, it is often used as an intermediate to assist in dye synthesis and enhance the performance and color of dyes. In the field of medicine, it is also used, or participates in the drug preparation process to assist in pharmaceutical research and development.
In industrial preparation, it is often prepared by a specific chemical reaction. It is necessary to pay attention to the precise control of reaction conditions, such as temperature, pressure, and proportion of reactants, in order to obtain products with higher yield and purity. The stability of 1,3-benzene disulfonic acid is good under certain environments, and it may encounter strong oxidants and other substances or cause chemical reactions. When storing, it should be placed in a cool, dry place to avoid mixing with incompatible substances to ensure its quality.

Physical & Chemical Properties

The physical and chemical properties of 1,3-benzene disulfonic acid can be studied. Looking at its shape, it is either crystalline under normal conditions, and its color is nearly pure white. It is in a solid state and has a certain crystal structure. Its solubility also has characteristics, soluble in water, because the sulfonic acid group is hydrophilic. And its melting point and boiling point are fixed, and the melting point is about a certain temperature range, reflecting the characteristics of its intermolecular force. When it comes to chemical properties, the activity of sulfonic acid groups is quite high, and it can react with many reagents, such as meeting with alkali substances, easily forming salt compounds, showing its acidic characteristics. In addition, due to the presence of benzene ring structure, it has the commonality of aromatic compounds and can participate in specific aromatic electrophilic substitution reactions, which may be equivalent in the field of organic synthesis.

Technical Specifications & Labeling

1,3-Benzenedisulfonic acid technical specifications and identification (commodity parameters)
1,3-benzenedisulfonic acid is an important category of chemical industry. Its technical specifications are quite critical, related to the quality. The production method needs to follow a precise process. There are rules from the selection of raw materials to the control of reaction conditions. The raw materials should be pure and flawless, and the reaction temperature, duration and other parameters must be strictly regulated to obtain high-quality products.
As for the identification (commodity parameters), first, the appearance should be clear, and the color state should be in a predetermined state. Second, the content measurement must be accurate and reach the specified standard ratio. Third, the impurity limit is also strictly defined, and it must not exceed the moment. In this way, it can be circulated in the market and used by all parties to meet the needs of industry, scientific research, and many other fields.

Preparation Method

The method of making 1,3-benzene disulfonic acid is related to the raw materials and production process, reaction steps and catalytic mechanism. The raw materials are commonly used benzene and fuming sulfuric acid. First, an appropriate amount of benzene is taken, placed in a special reactor, and slowly injected into the fuming sulfuric acid. This process requires temperature control to ensure a smooth reaction. At the beginning of the reaction, the two interact and gradually produce intermediate products. After a specific period of reaction, the temperature and pressure are adjusted to promote the conversion of the intermediate product into 1,3-benzene disulfonic acid. The catalyst used can speed up the reaction rate, shorten the production time, and improve the purity of the product. The whole process, each step is interlocked and precisely controlled to obtain high-quality 1,3-benzene disulfonic acid products.

Chemical Reactions & Modifications

The chemical reaction and modification of 1,3-benzene disulfonic acid are related to many things. In the past, the reaction method was cumbersome and inefficient. However, today is different from the past, and many changes have come into being.
As far as the reaction is concerned, finding a better catalytic path can make the reaction conditions mild and speed improved. In the past, high temperature and high pressure conditions were required, but now it can be improved, or it can be done at room temperature and pressure, which saves energy and is convenient.
As for modification, it is designed to increase its characteristics. With exquisite means, its stability may be greatly increased, and it can survive in different environments. Or its solubility may be better, and the field of application can be expanded. This is the unremitting pursuit of chemical researchers, hoping to use wisdom and research to make 1,3-benzene disulfonic acid bloom in various fields and benefit the world.

Synonyms & Product Names

1,3-Phenyldisulfonic acid, this substance is also known as m-benzene disulfonic acid. Its alias and trade name are used for identification in the field of chemical industry. Isophenyldisulfonic acid, white to yellowish in color, like a crystalline powder, is very soluble in water.
In the industrial road, its use is quite wide. It can be used as a raw material for the synthesis of dyes, medicines, pesticides and other products. It also plays a key role in some catalytic reactions. Because its structure contains sulfonic acid groups and has acidic characteristics, this characteristic makes it unique in many chemical reactions.
From its naming, 1,3-benzene disulfonic acid is named according to the position of the chemical structure; isophthalenesulfonic acid is named according to the relative position of the benzene ring substituent. Both refer to the same thing, which is indispensable in chemical communication, research, production and other things. With this name, everyone can understand the substances involved, which is conducive to communication and practice.

Safety & Operational Standards

1,3-Benzenesulfonic acid is an important chemical substance. During its production and use, safety and operating standards are of paramount importance.
To ensure safety, the first priority is the environment. Store in a dry, well-ventilated place, away from fire and heat sources, to prevent accidents. Due to its corrosive nature, contact with the human body can cause burns, so operators must wear professional protective equipment, such as protective clothing, protective gloves and goggles, and wash their hands carefully before and after operation.
Furthermore, operating standards should not be underestimated. When taking it, measure it with a precise measuring tool to avoid waste and excess. The solution should be prepared in a specific order, slowly add it to the solvent, and constantly stir at the same time. Do not reverse the order to prevent violent reactions. During the reaction process, pay close attention to parameters such as temperature and pressure, and operate according to the established process. If there is a slight deviation, it may be dangerous.
If a leak unfortunately occurs, do not panic. Small leaks should be quickly absorbed with inert materials such as sand and vermiculite, and then properly disposed of; if a large number of leaks occur, people should be evacuated immediately, the scene should be sealed, and professionals should be notified to dispose of them.
In addition, the waste should not be discarded at will. When following environmental regulations, it should be treated harmlessly to avoid polluting the environment.
Only by strictly adhering to safety and operating standards can we ensure the smooth production and use of 1,3-benzene disulfonic acid, ensuring the safety of personnel and the beauty of the environment.

Application Area

1,3-Benzene disulfonic acid has a wide range of application fields. In industry, it can be used as a dye intermediate. Gu Yun: "The dye is gorgeous, and the sulfonate is its base." With its unique chemical properties, it can help synthesize many colorful dyes and add color to the fabric.
Furthermore, it also has wonderful uses in the field of medical research. Just like the ancient books: "Medical science is subtle, and everything can be used." After clever transformation, it may become a key raw material for the preparation of some special drugs, contributing to the healing of patients.
In chemical catalysis, 1,3-benzene disulfonic acid also plays an important role. "The wonders of catalysis speed the change of all things." It can accelerate the process of specific chemical reactions, improve production efficiency, and is of great significance to the chemical industry.

Research & Development

I have been dedicated to the research of 1,3-benzene disulfonic acid for a long time. This substance has unique chemical properties and has great potential in many fields.
At the beginning, the synthesis method was explored, and after repeated trials, the delicate path was obtained. The choice of raw materials and the control of conditions need to be carefully controlled. A slight difference in reaction temperature and duration will affect the quality and quantity of the product.
Afterwards, study its properties. Observe its solubility, stability, etc., all of which can be obtained. This can lay the foundation for subsequent applications.
As for development, I hope to expand its application range. In industrial production, it can be used as a catalyst to improve reaction efficiency; in scientific research, or as a key component in the synthesis of new materials. I will make unremitting efforts to promote the research and development of 1,3-benzene disulfonic acid, so that it can benefit more fields.

Toxicity Research

The industry of chemical industry is related to people's livelihood, but the investigation of the toxicity of the substances in it cannot be ignored. Today there are 1,3 - Benzenedisulfonic Acid. The study of its toxicity is quite important.
This substance may also be involved in various chemical processes. To study its toxicity, we should consider its response to the environment and the changes that occur in the body of living things. To observe the structure of its molecules, benzenecyclodisulfonic acid groups, or have special properties.
After various tests, observe its impact on microorganisms, observe its diffusion and retention in water and soil. And take various animals as models to explore its path into the body, respiratory tract, digestive tract? Observe its harm to the viscera, the damage to the function. Expect to get detailed results, show its signs of toxicity, and prepare solid evidence for the safety of the chemical industry, the protection of the environment, and the health of the living, so that the world can know the nature of this thing, use it properly, and avoid all kinds of disasters.

Future Prospects

In the future, 1,3-benzene disulfonic acid will definitely have a big impact. In today's world, technology and chemical materials are all new. 1,3-benzene disulfonic acid has its uses in engineering, engineering and other fields.
In the future, its design method is exquisite, and its improvement is also improving day by day. Not yet, or it can be used in material research, to make greater breakthroughs. With its characteristics, it may help new materials to be developed, with better quality and better performance, and used in aviation, electronics and other important fields.
On top of this, it is also expected to improve its characteristics and help new research, and the effect may be better in the past. I believe that in the next few days, 1,3-benzene disulfonic acid will be able to expand its talents in various fields, and bring about a new situation for the well-being of the world.

Frequently Asked Questions

What are the main uses of 1,3-benzenesulfonic acid?

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What are the physical properties of 1,3-benzene disulfonic acid?

Boradiic acid is a class of boron-containing organic compounds with unique physical properties and applications in many fields. The following are some of its physical properties:
1. ** Solubility **: Boradiic acid often exhibits good solubility in polar solvents such as water and alcohols. This is because the hydroxyl groups in boradiic acid molecules can form hydrogen bonds with water molecules or alcohol molecules, thereby enhancing its solubility in these solvents. For example, at room temperature, an appropriate amount of boradiic acid can be well dissolved in water to form a uniform solution.
2. ** Melting point and boiling point **: Boradiic acid generally has a relatively high melting point and boiling point. Take the common p-hydroxyphenylboronic acid as an example, its melting point is usually around 290 ° C. The higher melting point and boiling point are due to the interaction of hydrogen bonds and van der Waals forces between boradic acid molecules, which make the molecules bond tightly and require more energy to melt or vaporize.
3. ** Crystal structure **: Boradiic acid is usually in the form of crystals when it is in a solid state. Its crystal structure is determined by the interaction between molecules, and hydrogen bonds play a key role in it. With the help of X-ray diffraction and other techniques, the crystal structure of boradiic acid can be analyzed, and the molecular arrangement and spatial configuration can be gained insight. The difference in crystal structure will affect other physical properties of boradiic acid, such as density and hardness.
4. ** Density **: The density of boradic acid varies according to the specific structure and crystal form, and is roughly within a specific range. For example, some common boradic acids have a density of about 1.3 - 1.5 g/cm ³. Density, as one of the basic physical properties of substances, is of great significance for the operation of boradic acids in the process of material preparation, separation and purification.
5. ** Appearance properties **: Common boradic acids are mostly white crystalline powder or colorless crystal shape, with pure appearance and uniform texture. This appearance feature makes it easy to identify and handle in practical applications. Whether it is used for chemical synthesis or material preparation, it is easy to observe and operate.

What are the chemical properties of 1,3-benzene disulfonic acid?

Boradic acid has a unique nature and is widely used. Its color is often pure and white, and its appearance is like a fine powder. It exists stably under normal conditions.
In terms of its solubility, it is quite soluble in water, and it can also have a considerable solubility in organic solvents such as alcohols and ethers. This property makes it an excellent medium for many chemical reactions and helps the reaction go smoothly.
Boradic acid is acidic, but its acid strength is mild, which is different from that of strong acids. This weak acidity can precisely regulate the rate and direction of the reaction within a specific chemical process. For example, in some organic synthesis steps, it can skillfully guide the direction of the reaction and obtain the desired product.
Furthermore, boronic acid and compounds containing hydroxyl groups often show a specific affinity. When the two meet, they can form a stable coordination structure. This property is very useful in the field of biochemistry and analytical chemistry. In biochemistry, it can be used to identify and separate biomolecules with hydroxyl groups; in analytical chemistry, it can provide an ingenious method for determining the content of hydroxyl compounds.
And because of its unique structure, boronic acid has come to the fore in the field of catalysis. It can stimulate the generation of many organic reactions, reduce the energy barrier required for the reaction, and enable the reaction to proceed under milder conditions, improving the efficiency and selectivity of the reaction. It makes outstanding contributions to the chemical synthesis industry.

What is the preparation method of 1,3-benzene disulfonic acid?

The method of extracting dicarboxylic acid requires taking castor seeds first, crushing them, and extracting castor oil in a suitable solution. Its dissolution is often used as n-hexane, because it can effectively dissolve oil and is easy to separate oil. The extracted castor oil needs to be extracted to remove the oil, such as protein, phospholipids, etc., which can be used for this purpose.
However, the castor oil of the oil can be purified and reversed. Generally, an oxidative cracking method can be used to catalyze specific catalysts, such as high acid, oxidation, etc. In this reaction, the carbon in the castor oil molecule is cracked and oxidized under the cooperation of catalysis and appropriate reaction components, such as degree and force, etc., and the dicarboxylic acid is gradually reduced. This reaction process needs to be closely controlled. If the degree of resistance is high, it may cause an increase in side reactions, affecting the degree and rate of matter; if the degree of resistance is low, the reaction rate will be slow, and it will take a long time.
Or the microbial chemical method can be used to select microorganisms with specific generation ability, such as some bacteria or fungi, so that they can be grown in a suitable culture base, and castor oil can be used as a carbon source for their substitution. In the process of substitution, microorganisms can process their own enzyme system, castor oil, to generate dicarboxylic acids. This method is compatible and environment-friendly, but it requires fine microorganisms to control the composition, pH value, flux and other components of the culture base, so as to ensure good growth and efficient conversion of microorganisms.
Therefore, all methods require precise operation and control of various factors in order to produce dicarboxylic acids efficiently and highly.

What are the precautions for the storage and transportation of 1,3-benzene disulfonic acid?

In the case of nitrodisulfuric acid, many matters must be paid attention to during storage and transportation.
First, the storage place must be dry and well ventilated. Cover nitrodisulfuric acid is active, and if it is in a humid place, it is easy to cause hydrolysis, resulting in damage to its quality. And if the ventilation is poor, the gas will accumulate in it, and it will be exposed to heat or fire, which may cause the danger of explosion.
Second, the storage temperature is also the key. Do not make the temperature too high. Under high temperatures, the chemical activity of nitrodisulfuric acid will increase greatly, the decomposition will accelerate, or cause violent reactions. It is usually advisable to store in a cool place to prevent heat from causing danger.
Furthermore, the material of the storage container should also be carefully selected. Corrosion-resistant materials should be used, such as special glass, specific plastics or metal alloys. Due to the strong corrosion of nitrodisulfuric acid, if the container is not corrosion-resistant, it will be eroded and cause leakage.
As for transportation, the vehicle should be stable to avoid bumps and vibrations. Violent shaking or damage to the container, causing leakage. And during transportation, a special person must be escorted to keep an eye on the situation at any time. In case of emergency, you can quickly take countermeasures.
Also, whether stored or transported, keep away from fire sources, heat sources and flammable objects. Nitrodisulfuric acid in case of fire or hot topic can easily cause combustion and explosion, endangering the safety of the surrounding. And it is not advisable to mix and transport with other substances to prevent chemical reactions from occurring and causing accidents.
All of these are important matters that should be paid attention to in the storage and transportation of nitrodisulfuric acid, and must not be negligent to avoid disasters.