2,4-Diaminobenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	902420
Chemical Formula	C6H8N2O3S
Molar Mass	188.205 g/mol
Appearance	Light yellow to brown powder
Solubility In Water	Soluble
Melting Point	288 - 290 °C
Density	1.56 g/cm³
Pka	2.63
Ph Of Solution	Acidic
Stability	Stable under normal conditions
Odor	Odorless
Flash Point	Non - flammable

Packing & Storage

Packing	500g of 2,4 - Diaminobenzenesulfonic Acid in sealed, chemical - resistant packaging.
Storage	2,4 - Diaminobenzenesulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, flames, and oxidizing agents. Store in a tightly - sealed container to prevent moisture absorption and exposure to air, which could lead to decomposition or degradation. Avoid storing near incompatible substances.
Shipping	2,4 - Diaminobenzenesulfonic Acid is a chemical. It should be shipped in well - sealed containers, following regulations for hazardous chemicals. Ensure proper labeling, temperature control during transit to prevent degradation.

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General Information

Historical Development

2,4-Diaminobenzenesulfonic acid is one of the chemical products. The history of its development is quite impressive. In the past, chemists dedicated themselves to the research and development of substances, and after many explorations, they obtained this product. At the beginning, the understanding was still shallow, and the preparation was difficult, but the sages worked tirelessly. With the passage of time and the advancement of science and technology, the understanding of it has gradually deepened, and the preparation method has become more and more exquisite. From the crude attempt at the beginning to the maturity of the technology today, every step has condensed the wisdom and efforts of the predecessors. Its use in many fields such as industry and scientific research has gradually become important. Looking at its development process, it is really a witness to the progress of the chemical field.

Product Overview

2,4-Diaminobenzenesulfonic acid is an important compound in the field of chemistry. Its color is white and powder-like, and it plays a key role in many chemical processes. This substance has excellent chemical stability and good solubility.
Looking at its use, it can be said to be an indispensable raw material in the field of dye synthesis. With its unique chemical structure, it can be derived from many colorful dyes, adding color to the textile and other industries. It also has potential value in pharmaceutical research and development, and its special properties may help the creation of new drugs.
Preparation of this product requires rigorous chemical steps. With suitable reaction conditions and raw material ratio, high-purity 2,4-diaminobenzenesulfonic acid can be obtained. However, during the preparation process, attention must be paid to safety protection and environmental impact to ensure the sustainability of production.

Physical & Chemical Properties

2,4-Diaminobenzenesulfonic acid has unique properties and different qualities. Its color may be light white, and its shape is like a fine powder, which is delicate to the touch. At room temperature, it is relatively stable, but when exposed to heat and strong oxidants, it is easy to change.
Its water solubility is acceptable, and it can relieve dissociation in water, but it is weakly acidic. When it comes to reactivity, both amino groups and sulfonic acid groups are active and can participate in many organic reactions. Amino groups can be changed by acylation and alkylation, and sulfonic acid groups can be involved in salt formation and sulfonation reaction.
In the field of organic synthesis, this compound is an important material and can be used to make dyes, medicine, etc. With its unique physicochemical properties, it will have broad prospects in the road of industry. It will be further explored by our generation to make the best

Technical Specifications & Labeling

2,4-Diaminobenzenesulfonic acid is an important raw material in the chemical industry. Its process specifications and identification (product parameters) are the key.
In terms of process specifications, from the selection of raw materials, pure and high-quality ones must be selected to ensure the purity of the product. The temperature and duration of the reaction are also fixed, and they are controlled within a certain range to make the reaction sufficient and stable. For example, in a special container, the feed is accurately proportioned and finely stirred to achieve the ideal reaction state.
In terms of identification, the product parameters are specified in the packaging, including purity, impurity content, physical and chemical properties, etc. The purity needs to reach a certain standard, and the impurity is strictly limited, which is the proof of quality. In this way, 2,4-diaminobenzenesulfonic acid can be properly applied in various fields to ensure the smooth and safe industrial production.

Preparation Method

To make 2,4-diaminobenzenesulfonic acid products, the preparation method is quite critical. The raw materials are selected, when benzenesulfonic acid is used as the base, supplemented by saltpeter and other substances. The production process involves first blending benzenesulfonic acid and saltpeter in a specific container at a suitable temperature. After nitrolysis, the intermediate product is obtained.
Then, the intermediate product is reduced in another container with iron filings and hydrochloric acid as the agent. This reduction step requires temperature control and time control to ensure the complete reaction. After the reaction is completed, the impurities are removed by separation and purification.
and its catalytic mechanism, iron filings interact with hydrochloric acid to produce new hydrogen, which has strong reducing properties and promotes the gradual transformation of nitro groups in the intermediate into amino groups to form 2,4-diaminobenzenesulfonic acid. In this way, according to this series of steps, a pure 2,4-diaminobenzenesulfonic acid product can be obtained.

Chemical Reactions & Modifications

In the chemical industry, we focus on the change of substances, and we want to be subtle. We can study the reaction and modification of 2,4-Diaminobenzenesulfonic Acid today. It has specific rules for various reactions in the chemical industry, such as the method of sulfonation and the introduction of amino groups. In the past, the reaction conditions were harsh and the yield was not high. However, today we are making progress, improving the process, and optimizing the reaction environment. Factors such as temperature, pressure, and catalyst are all carefully considered.
The way of modification is also a matter of consideration. To increase its stability or improve its solubility, we need to explore the details. After many craftsmen study it carefully, there will be progress in the end. Today's 2,4 - Diaminobenzenesulfonic Acid has better performance than before, and can be better used in the fields of medicine and dyes. This is the work of chemical reaction and modification.

Synonyms & Product Names

"Mengxi Written Talks" is an ancient scientific and technological masterpiece. Today, it imitates its body and says 2,4-diaminobenzenesulfonic acid.
2,4-diaminobenzenesulfonic acid, also known as p-phenylenediamine-2-sulfonic acid. It is used in the field of chemical industry and has a wide range of uses. It can be used as a raw material for dye synthesis, which can give fabrics a brilliant color; or it can be used in medical preparation to help health.
Its synonyms are different, although the names are different, but the physical properties are not bad. They all have specific chemical properties and show unique properties in the reaction. Or combine with other substances to form new substances, adding to industrial progress. Chemists should carefully observe their characteristics and make good use of their capabilities, so that they can be used in various industries and benefit people.

Safety & Operational Standards

Specifications for safety and operation of 2,4-diaminobenzenesulfonic acid
Fu 2,4-diaminobenzenesulfonic acid is also a common compound in chemical research. If you want to make good use of this substance, you must first clarify its safety and operation specifications, so as to ensure the smooth operation of the experiment and protect the health of the human body.
In terms of safety, this substance has certain chemical activity. Avoid it from contact with open flames and hot topics to prevent accidental explosion. If you accidentally touch it, dispose of it as soon as possible. If it touches the skin, rinse with plenty of water to wash off the stain; if it enters the eye, you need to immediately open the eyelids, rinse with flowing water or normal saline, and seek medical treatment immediately.
As for the operating specifications, before the experiment, all utensils must be clean and dry to avoid debris disturbing the reaction. When weighing, a precise weighing instrument must be used, and the measurement must be correct. During the reaction process, temperature, pH and other conditions, it needs to be carefully controlled, and it should be operated slowly according to the established procedures, and there should be no slack. And when operating, it should be in a well-ventilated place, or special ventilation equipment should be prepared, so that the scattered gas can be discharged in time, so as not to cause human inhalation and damage to health.
Also, after the experiment is completed, the remaining 2,4-diaminobenzenesulfonic acid should not be discarded at will. It should be properly stored and disposed of according to the method of chemical waste treatment to prevent environmental pollution. In short, in the use of 2,4-diaminobenzenesulfonic acid, safety is the first priority, and standardized operation can lead to the success of the research, without fear of accidents.

Application Area

2,4-Diaminobenzenesulfonic acid is useful in various fields. In the dyeing and weaving industry, it can be used as a key raw material for dyes. With its unique chemical properties, it can make fabrics dye a bright color, and has good color fastness, does not fade for a long time, and keeps the color of fabrics fresh.
It also plays an important role in the development of medicine. It may be an intermediate for the synthesis of specific drugs, helping to create drugs that have curative effects on diseases and save patients from pain.
Furthermore, it is also indispensable in the production of some fine chemical products. It can participate in reactions, shape the characteristics of chemicals, and meet various industrial needs. It is widely used and can be used in various fields, contributing to the development of many industries. It is actually a compound with extraordinary functions.

Research & Development

In the field of chemical industry, there is a product named 2,4 - Diaminobenzenesulfonic Acid. I have devoted myself to studying it, hoping to make progress.
Begin to study this product and study its properties in detail. Explore the beauty of its structure, analyze its physical and chemical characteristics, in the laboratory, operate various instruments, observe it change under various conditions. Observe the rules of its reaction, and seek a good method for preparation.
Then think about its use and seek its expansion. Or it can enter the dyeing industry to increase its color; or it can be used in the pharmaceutical industry, as the basis for new agents. Want to promote its wide range, so that it can benefit all industries.
The research path of Feitan has encountered countless obstacles. However, Zhijian is unswerving, with constant as a blade, breaking through difficulties and moving forward. Hope to achieve fruitful results in the future, and contribute to the progress of the chemical industry, living up to my research and expectations.

Toxicity Research

The toxicity of taste and smell of things is related to living things and cannot be ignored. Today there are 2,4 - Diaminobenzenesulfonic Acid this thing, I devote myself to studying its toxicity.
If you study the way of toxicity, you need to examine its chemical properties and observe its response to other things. 2,4 - Diaminobenzenesulfonic Acid has a unique structure, and the groups it contains may be toxic. Use various experiments to test, observe its impact on microorganisms, and observe its changes in the environment.
If it enters the body of a living being, it may disturb its metabolic order and disrupt its physiological ability. In ecology, or it may break the balance. Therefore, in the study of toxicity, we must be cautious and carefully observe the situation in order to clarify the harm, prevent it from happening, and ensure the safety of all things.

Future Prospects

I tried to study this thing in 2,4 - Diaminobenzenesulfonic Acid. Looking at the current situation, although we have achieved something, the road ahead is still long. The future prospect, when focusing on the preparation method, we hope to increase the yield and reduce the cost. We also hope to expand its use in the fields of medicine and materials, and develop its potential. Or we can borrow new technologies, such as nano-technology and gene editing, to explore its new quality and create a new way. In this way, 2,4 - Diaminobenzenesulfonic Acid will be able to shine in the future, contribute to the progress of the world, and become the wish of our researchers.

Frequently Asked Questions

What are the main uses of 2,4-diaminobenzenesulfonic acid?

2% 2C4-dihydroxybenzoic acid, its main uses are as follows:
This is an important organic compound, which has a wide range of uses in the field of medicine. It can be used as an intermediate in drug synthesis to prepare many drugs with special curative effects. Due to its specific chemical structure and activity, it can participate in the construction of drug molecules, giving drugs unique pharmacological properties, such as the synthesis of some antibacterial and anti-inflammatory drugs. 2% 2C4-dihydroxybenzoic acid is one of the key raw materials and has made great contributions to the development of medicine.
In the chemical industry, it also occupies an important position. It can be used to synthesize polymer materials with special properties. By polymerizing with other monomers, it gives polymer materials special functions, such as improving the stability and corrosion resistance of materials. And in the synthesis of dyes, it also plays an important role. As a raw material, it participates in the construction of dye molecules, giving dyes unique color and dyeing properties, and meeting the needs of dyes in different fields.
In the cosmetics industry, 2% 2C4-dihydroxybenzoic acid is also used. Because it has certain antioxidant properties, it can be added to cosmetics, which helps to delay the oxidation of components in cosmetics, prolong the shelf life of products, and also has certain benefits for the skin. It can help the skin resist external environmental damage and maintain skin health.
To sum up, 2% 2C4-dihydroxybenzoic acid has important uses in medicine, chemicals, cosmetics and other fields, providing key support for the development of many industries.

What are the physical properties of 2,4-diaminobenzenesulfonic acid?

2% 2C4-dihydroxybenzoic acid, also known as gentilic acid, is an organic compound. Its physical properties are as follows:
This substance is white to light yellow crystalline powder at room temperature and pressure, and it looks fine. Gentilic acid has a special smell, but the smell is not strong and pungent, but is mild. Its melting point is about 200-204 ° C. When heated to this temperature range, it will gradually melt from solid to liquid. In terms of solubility, gentilic acid has limited solubility in water, slightly soluble in cold water, but slightly more soluble in hot water; soluble in organic solvents such as ethanol and ether, this property makes it exhibit different dispersion and dissolution behaviors in different solvent systems.
Furthermore, gentian acid has a certain stability. Under normal storage conditions, it can maintain its own chemical structure and properties in a dry and cool place. However, if it is placed in a high temperature, high humidity or strong light environment, its stability may be affected, and its chemical properties may change.
In addition, the particle morphology and particle size of gentian acid also affect its physical performance. Usually, its particle size is small and the powder is delicate, resulting in a large specific surface area. In some application scenarios, it can react or interact with other substances more quickly.
In summary, the physical properties of 2% 2C4-dihydroxybenzoic acid, such as appearance, odor, melting point, solubility, stability, and particle characteristics, all have an important impact on its application in chemical, pharmaceutical, and other fields, and need to be carefully considered in the development and production process of related products.

What are the chemical properties of 2,4-diaminobenzenesulfonic acid?

2% 2C4-dihydroxybenzoic acid is one of the organic compounds. Its properties are acid-like, weakly acidic, and can react with alkalis to neutralize and generate corresponding salts and water.
This substance has phenolic properties. Because its molecules contain phenolic hydroxyl groups, when it encounters ferric chloride solution, it reacts with a specific color, which can be identified accordingly. And phenolic hydroxyl groups are highly active, easy to be oxidized, left in the air for a long time, or cause color changes due to oxidation.
also has the property of carboxyl groups, which can be esterified with alcohols under the condition of catalyst and heating to form esters and water. This reaction is a reversible reaction. In actual operation, concentrated sulfuric acid is often used as a catalyst and a water-absorbing agent to promote the reaction in the direction of ester formation.
In terms of solubility, it is slightly soluble in water, but soluble in organic solvents such as ethanol and ether. This property makes it widely used in organic synthesis and drug preparation.
Because its structure contains both phenolic hydroxyl and carboxyl groups, it can be used as an important raw material for organic synthesis to prepare a variety of medicines, dyes and fragrances. And because it has certain antioxidant properties, it can be used as an antioxidant in some products to delay the oxidation process of substances.

What is the production method of 2,4-diaminobenzenesulfonic acid?

2% 2C4 -dihydroxybenzoic acid is an important organic compound, which is widely used in many fields such as medicine and chemical industry. The method of its preparation has also been explored throughout the ages.
One method is to use resorcinol as the starting material. First take an appropriate amount of resorcinol, put it in a clean reactor, and add an appropriate amount of catalyst and reaction solvent. Common catalysts may be sulfuric acid, phosphoric acid, etc.; the reaction solvent can be selected from water, ethanol, etc. Then, slowly introduce carbon dioxide gas into it. This process requires careful control of the reaction temperature and pressure. The temperature is maintained between 150-200 ° C, and the pressure is preferably 1-3 MPa. The crude product of 2% 2C4-dihydroxybenzoic acid can be obtained by chemical reaction of carbon dioxide and resorcinol. However, the crude product still contains impurities and needs to be purified later. The method of recrystallization can be used to take the crude product, dissolve it in an appropriate amount of hot solvent, such as hot water, hot ethanol, etc., and then slowly cool down to allow the crystals to precipitate. After filtration and drying, a relatively pure 2% 2C4-dihydroxybenzoic acid can be obtained.
Another method is to use catechol as the starting material. Mix catechol with an appropriate amount of acetic anhydride in the reaction vessel, and add a small amount of concentrated sulfuric acid as a catalyst. This reaction can be carried out under relatively mild conditions, with a temperature of about 60-80 ° C. After a period of reaction, an intermediate product is formed. After hydrolysis and other treatment steps, 2% 2C4-dihydroxybenzoic acid can be obtained. During hydrolysis, attention should be paid to controlling the reaction conditions, such as reaction temperature, alkali concentration, etc., to improve the purity and yield of the product. After hydrolysis, it also needs to be separated and purified to obtain high-purity target products.
There are many methods for preparing 2% 2C4-dihydroxybenzoic acid, each with its own advantages and disadvantages. In actual production, the appropriate method needs to be carefully selected according to specific needs and conditions.

What are the precautions for storing and transporting 2,4-diaminobenzenesulfonic acid?

2% 2C4-dihydroxybenzoic acid is an important organic compound. When storing and transporting, many matters must be paid attention to.
It is active and has certain chemical activity. Therefore, when storing, it should be placed in a cool, dry and well-ventilated place. If the environment is humid, it is easy to cause moisture absorption and deterioration, which affects the quality and performance. And the temperature should not be too high. High temperature may cause it to undergo chemical reactions, resulting in decomposition or other adverse changes.
This compound is quite sensitive to light, and light may accelerate its chemical reaction process. Therefore, it should be stored away from light. It is best to store it in a light-shielded container such as a brown bottle to prevent light intrusion.
In terms of transportation, strict regulations must be followed. Because it may be dangerous, the packaging must be tight and reliable to prevent leakage. During transportation, avoid violent vibration and collision to avoid package damage. At the same time, the transportation environment should also be maintained stable, without large temperature fluctuations and humidity changes.
Furthermore, this compound may react with other substances, so when storing and transporting, it must not be stored and transported with oxidants, acids, bases and other substances that can react with it. It must be strictly separated to prevent dangerous chemical reactions and ensure the safety of storage and transportation. In short, the storage and transportation of 2% 2C4-dihydroxybenzoic acid should be treated with caution and operated in strict accordance with relevant regulations to ensure its quality and safety.