3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	353814
Chemical Formula	C6H6N2O7S
Molecular Weight	250.19 g/mol
Appearance	Yellow - brown solid
Solubility In Water	Soluble to some extent
Melting Point	Decomposes rather than having a distinct melting point
Ph Of Solution	Acidic
Pka Value	Multiple pKa values due to different acidic groups
Stability	Unstable under certain conditions like high temperature or in the presence of strong reducing agents
Color Reaction	May give characteristic color reactions with certain reagents
Odor	Odorless or very faint odor

Packing & Storage

Packing	25 - kg bags of 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid for secure packaging.
Storage	3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid should be stored in a cool, dry, well - ventilated area, away from sources of heat and ignition. Keep it in a tightly sealed container to prevent moisture absorption. As it's a chemical with reactive functional groups, store it separately from oxidizing agents and strong acids/bases to avoid unwanted reactions.
Shipping	3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid should be shipped in tightly - sealed containers, safeguarded from moisture and heat. Adhere to all relevant chemical transportation regulations to ensure safe transit.

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3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid

General Information

Historical Development

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is also a genus of chemical products. Its origin is quite early. In the past, chemists studied the properties and changes of substances, and gradually involved this substance.
At the beginning, the understanding of it was still shallow, and only a little bit of its basic characteristics were known. After several generations of researchers have unremitting exploration, the synthesis method has gradually improved from crude to exquisite. In the past, the synthesis may take a long time, the yield is low, and there are many impurities.
However, the years have passed, and the researchers have thought hard and improved the process. Or be ingenious in the selection of raw materials, or precisely control the reaction conditions, resulting in a rising yield and better quality.
Today, this chemical has emerged in many fields, such as chemical production, material development, etc. Its historical evolution is due to the dedication of researchers through the ages.

Product Overview

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is one of the chemicals. Its color may be light yellow, like a powder, with specific chemical properties and uses. This compound has important applications in dyes, medicine and other fields.
In the dye industry, due to its special structure, it can be used as a key intermediate to help dyes have richer and more stable colors. In the field of medicine, it may participate in the synthesis of some drugs and contribute to the treatment of diseases.
However, the preparation of this compound requires strict follow of chemical procedures. Because of its nitro and other groups, the control of the reaction conditions is very important, otherwise the reaction deviation may affect the purity and quality of the product. In short, 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid is a small chemical, but it plays an important role in many industries.

Physical & Chemical Properties

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid, its material has unique physicochemical properties. Looking at its shape, at room temperature or crystalline body, color or light, pure and moist. Regarding its melting point, the melting point is quite high, because of its strong attractive force between molecules, tight structure, multi-energy can be melted; boiling point is also high, gasification requires huge energy. In terms of solubility, it is partially soluble in water or some polar solvents, because its molecules contain polar groups, and can form hydrogen bonds and other interactions with water. And the chemical properties of this substance are more active. Amino, hydroxyl, nitro and sulfonic acid groups can all participate in various reactions, either forming bonds or breaking bonds. They are widely used in the field of organic synthesis and can be used as raw materials for the preparation of many fine chemicals. They exhibit unique physical and chemical characteristics and are important for chemical research and industrial production.

Technical Specifications & Labeling

Today there is a product called 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid. Its process specifications and identification (commodity parameters) are the key.
The process specifications are related to the method of manufacturing this product. It is necessary to use exquisite techniques to control the temperature and timing of the reaction, select the appropriate raw materials, and combine them in sequence to make a good product. Every step must be accurate. If there is a slight difference, the quality may not be up to standard.
The identification (commodity parameters) should also not be ignored. The properties of this product, such as color, taste, and state, should be recorded in detail; the proportion of its ingredients should be stated, indicating its purity geometry; its application and attention should be written. In this way, the user should understand its nature and know its use to achieve the best effect. The process specifications and identification (commodity parameters) of this product are the foundation of quality and should be handled with caution.

Preparation Method

If you want to prepare 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid, the raw materials and production process are the key. First, take the appropriate benzene sulfonic acid as the starting material, add the nitrate, in a specific reaction vessel, control its temperature and pressure, and through a delicate nitrification reaction, the initial nitro-containing intermediate is obtained.
Then, a reducing agent is applied to the intermediate to precisely regulate the reaction step, so that the nitro is gradually reduced to an amino group. This reduction step requires careful observation of the reaction process, not excessive or insufficient. And in the whole process, an exquisite catalytic mechanism is set up, and a suitable catalyst is selected to speed up the reaction and increase its yield. In this way, through various steps, according to the combination of raw materials and processes, the degree of reaction control, and the effectiveness of catalysis, 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid can be obtained to achieve the purpose of preparation.

Chemical Reactions & Modifications

Wenfu 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid This substance is related to the reaction and change of chemistry. It is in various reactions, or due to the different conditions, it is in a different state.
The chemical reaction of the husband is like a change in the universe, and the conditions are like the tone of yin and yang. When the conditions such as temperature and the amount of reagents change, the reaction path and product of this compound may change. If it is treated in a certain way, or the desired product is obtained, but the conditions are slightly different, and other things may be obtained, or the reaction may be slow or even difficult.
As for its change, it is also related to the change of structure. Structural changes are easy in nature, or related to their activity, stability, etc. For example, the change of functional groups is similar to the translocation of human muscles and bones, and its properties must be different. It is because when developing this substance, detailed study of the subtlety of the reaction and insight into the mechanism of change can control its properties, so that it can be used for needs and add color to all things in the chemical industry.

Synonyms & Product Names

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid, the synonym and trade name of this substance, has always been valued by the academic community. There are many synonyms, such as an ancient book: "In the past, this agent was also known as'Nitrohydroxyaminobenzenesulfonic acid variant ', and this name was often used to remember it." As for the trade name, in the early years, there were trade names named "Nitrohydroxyaminobenzenesulfonic crystal", in order to recognize its unique properties and hope to gain a place in the market. Today, although the name may have changed, its essence is the same. Our chemical researchers, while exploring the characteristics and uses of this object, should clarify the evolution of its synonyms and trade names in order to gain insight into its evolution in various fields of chemical industry, which is of great benefit to both academia and industry.

Safety & Operational Standards

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is an important substance for chemical research. Safety and operating standards are of paramount importance during its preparation, storage and use.
When preparing, all raw materials must be accurately weighed and mixed in a specific order and ratio. The reaction device must be stable and sealed to prevent material leakage. The heating process requires careful temperature regulation to ensure a smooth reaction and avoid accidents caused by sudden temperature changes. Operators should wear complete protective equipment, such as protective clothing, gloves, goggles, etc., to prevent injuries from contact with materials.
For storage, this substance should be placed in a dry, cool and well-ventilated place. Keep away from fire sources, heat sources and oxidants to prevent fire or explosion. Should be stored separately, not mixed with other chemicals to prevent mutual reaction.
When using, it is necessary to operate in a fume hood to ensure that harmful gases are discharged in time. The operation process should be gentle to avoid material splashing due to violent vibration or collision. If you accidentally touch the skin or eyes, you should immediately rinse with a lot of water and seek medical attention in time. After the experiment is completed, properly dispose of the remaining materials and waste, follow relevant environmental protection regulations, and do not discard them at will.
In short, when treating 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid, strict safety and operating standards can be followed to ensure the safety of personnel, avoid harm to the environment, and ensure the smooth development of research work.

Application Area

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is also a chemical substance. Its application field is quite wide. In the field of dyes, it can be a key raw material, helping to form brilliant colors, making fabrics and other colors bright and lasting. In the pharmaceutical and chemical industry, it may have potential uses, or it may provide opportunities for the development of new drugs, helping human health.
In the process of research, scholars have carefully explored, hoping to expand the boundaries of its application. For example, in-depth analysis of its chemical characteristics to understand the law of its reaction with other substances, so as to develop new uses. Or optimize the synthesis method to improve the yield and purity, so that this material can serve all parties more efficiently. From this perspective, 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid has considerable prospects in the application field, and scholars need to continue to study and tap more potential.

Research & Development

I am committed to the research of 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid. This compound has unique properties and has great potential in many fields of chemical industry. The initial study of its structure and fine analysis will reveal its molecular secrets. Then explore the method of its synthesis. After repeated experiments and many adjustments, it is finally feasible.
However, the road of synthesis is full of difficulties. The purity of raw materials, the temperature of reaction, and the control of time are all key. A little bad, the results are very different. In order to seek better quality, the process is continuously optimized and the yield is improved.
Looking at its development, the application prospect is broad. In the dye industry, it can give new color; in the field of medicine, it can be the foundation for new drug research and innovation. I will make unremitting efforts to expand its use, promote its development, and contribute to the prosperity of chemical industry. I hope this compound will bloom more brilliantly.

Toxicity Research

Wenfu 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid This substance, our generation of chemical researchers, often studies its toxicity. Its sex is also, or involves poison, related to the safety of life, must not be observed.
Observation of various experiments, try it with various organisms. Mice eat it, or see physiological violations, sluggish movements, no hair, and even life-threatening.
Investigate the reason for its poisoning, because of the structure of nitro, sulfonic acid groups, etc., have chemical activity, and can react with various molecules in the body, causing biochemical changes.
However, in order to fully understand its toxicity, it is necessary to collect extensive data and investigate its rationale. Examine its harm in different environments and doses in detail to clarify its nature, for protection and treatment, and to ensure that people are born safe. This is our responsibility.

Future Prospects

Today there is a thing called 3 - Amino - 4 - Hydroxy - 5 - Nitrobenzenesulfonic Acid. This substance, in the field of chemical research in my country, has great potential, just like the faint light before dawn, although weak but promising.
Looking at its characteristics, the structure is exquisite, just like the work of heaven. The chemical properties are unique, and it can cause all kinds of wonderful reactions, just like a smart music note, which can play a new movement in scientific research.
Looking to the future, its application prospects are vast. In the way of medicine, it may become a cure for diseases and save thousands of patients; in the realm of materials, it may create magical new materials and promote the take-off of science and technology.
Our generation should explore the mysteries of this material with diligence, hoping to fully develop its potential, add bright stars to the sky of scientific research, and reach the heights of the unknown, becoming the grand cause of the future.

Frequently Asked Questions

What are the main uses of 3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid?

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid is an important organic compound with a wide range of uses.
In the dye industry, it plays a key role. It can be used as an important intermediate for the synthesis of many types of dyes. With this compound, dye molecules with specific structures and properties can be constructed, giving fabrics a rich and colorful color. The amino, hydroxyl, nitro and sulfonic acid groups contained in its structure all have a significant impact on the color and fastness of dyes. With the unique chemical properties of these groups, they can be skillfully converted into various dyes with bright colors and excellent performance through a series of chemical reactions to meet the diverse needs of dyes in textile and other industries.
In the field of medicine, it also has its uses. Because it has a specific chemical structure and activity, or can participate in the synthesis process of some drugs. Some drugs are designed to take advantage of the biological activity of the compound or its structural modifiability, and integrate it into drug molecules by chemical synthesis to give drugs specific pharmacological effects, such as antibacterial and anti-inflammatory effects, thus providing an important starting material or intermediate choice for pharmaceutical research and development.
In addition, in the preparation of some fine chemical products, 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid is also indispensable. For example, in the production of certain special functional additives, additives, and other products, their chemical properties can be used to make them an active ingredient or play a key auxiliary role in these fine chemical products through appropriate reactions, helping the products to achieve specific functions such as improved performance and stability.

What are the physical properties of 3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid?

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid, this is an organic compound. Looking at its physical properties, under normal conditions, it is mostly solid, but its appearance may be slightly different due to the characteristics of the groups it contains.
Its solubility is quite important. Because there are sulfonic acid groups (-SO-H) in the molecule, which are hydrophilic groups and can form hydrogen bonds with water molecules, it has a certain solubility in water; and contains nitro (-NO _ 2), amino (-NH _ 2) and hydroxy (-OH), these groups also affect its solubility. Overall, in polar solvents, its solubility is relatively good, while in non-polar solvents, its solubility is low.
In terms of melting point, due to the complex interaction between atoms and groups in the molecular structure, a stable lattice structure is formed, so the melting point is high. In this compound, the interaction between benzene ring, amino group, hydroxyl group, nitro group and sulfonic acid group enhances the intermolecular force, so that a higher temperature is required to break the lattice and realize the transition from solid state to liquid state.
Furthermore, in terms of color, the compound usually has a certain color, mostly in the range of yellow to brown, and the specific color depth may vary slightly due to the purity and crystalline state.
Its density is affected by the compactness of the molecular structure and the relative mass of the atoms. The atomic arrangement in the molecule is relatively compact, and it contains relatively large atoms such as sulfur, nitrogen, and oxygen, so the density is relatively large, which is heavier than that of common organic solvents.
In summary, 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid has specific physical properties, which are closely related to its molecular structure. When applying in the fields of chemical industry, medicine, etc., it needs to be carefully considered.

What are the chemical properties of 3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid?

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid, this is an organic compound with many unique chemical properties.
It is acidic, because it contains a sulfonic acid group, this group is easy to ionize hydrogen ions in water, so that the compound presents acidic characteristics and can neutralize with bases, such as reacting with sodium hydroxide to generate corresponding salts and water.
The amino group in this compound has a certain alkalinity. Although its alkalinity is weaker than that of common inorganic bases, it can react with acids to form salts under certain conditions. For example, when interacting with hydrochloric acid, the amino group binds hydrogen ions to form positively charged ions.
Hydroxyl is also an important functional group. Hydroxyl can participate in a variety of reactions, such as esterification reaction, and ester compounds are formed with carboxylic acids under the action of catalysts. At the same time, the hydroxyl group can change the electron cloud density of the benzene ring, which affects the activity and position of the substitution reaction on the benzene ring.
Nitro is a strong electron-absorbing group, which decreases the electron cloud density of the benzene ring and decreases the activity of the electrophilic substitution reaction of the benzene ring. However, nitro can undergo reduction reaction, and under suitable conditions, it can be reduced to other groups such as amino groups.
In its structure, the benzene ring has a conjugated system, which makes the compound have certain stability. At the same time, the conjugated system affects its spectral properties, and there are specific absorption peaks in the ultraviolet-visible spectrum, 3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid exhibits rich chemical properties due to the interaction of various functional groups, and has important applications and research values in organic synthesis, dyes, medicine and other fields.

What is the preparation method of 3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid?

The preparation method of 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid is not detailed in the ancient book "Tiangong Kaiwu", but now it can be obtained according to chemical principles and experimental methods.
To prepare this substance, a suitable benzenesulfonic acid derivative is often used as the starting material. First select a benzenesulfonic acid compound and introduce nitro groups on it. This step can be achieved by nitrification reaction. The mixed acid of nitric acid and sulfuric acid is used as the nitrifying agent. According to a specific temperature, ratio and reaction time, the nitro group is introduced into the benzenesulfonic acid molecule to obtain a nitro-containing benzenesulfonic acid intermediate.
Then, an amino group is introduced into this intermediate. The method of introducing amino groups can be used by diazotization-reduction reaction. First, the intermediate is reacted with sodium nitrite and acid to perform diazotization to form diazonium salts. Then, with suitable reducing agents, such as stannous chloride, the diazonium salt is reduced to amino groups to obtain benzenesulfonic acid products containing amino groups and nitro groups.
Finally, a hydroxyl group is introduced into the product. It can be achieved through a specific hydrolysis reaction or nucleophilic substitution reaction. According to the characteristics of the reactants and the regulation of the reaction conditions, a hydroxyl group is introduced at a specific position, and finally 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid is obtained.
Each step of the reaction requires fine temperature control and timing control, attention to the proportion of reactants, and proper handling of reaction by-products to ensure the purity and yield of the products. Although this preparation method is not passed down in ancient methods, it is possible to obtain this compound with current chemical knowledge and technology.

3-Amino-4-Hydroxy-5-Nitrobenzenesulfonic Acid in storage and transportation

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid, this is a chemical substance. When storing and transporting, many matters need to be paid attention to.
First of all, it needs to be placed in a cool, dry and well-ventilated place. This is because if the substance is in a humid and hot place, it may react with water vapor, etc., causing its properties to change and affecting the quality. Second, it should be stored separately from oxidants, acids, bases, etc. Because of its active chemical properties, it can be co-stored with oxidants or react violently, causing danger; if it coexists with acids and bases, it is also easy to deteriorate due to chemical reactions. Third, the storage place should have suitable materials to contain the leakage, just in case of leakage, it can be dealt with in time to prevent its spread and cause greater harm.
Besides transportation, first of all, the transportation vehicle must ensure that it is clean, dry, and free of other residual substances that may react with it. Secondly, the transportation process needs to be protected from exposure to the sun, rain, and avoid high temperature and humid environment. Furthermore, when loading and unloading, it should be handled lightly, and it must not be operated brutally to prevent the packaging from being damaged and causing the substance to leak. If the packaging is damaged, not only will it cause material loss, but the leaked material may also pose a threat to the environment and personnel safety. In conclusion, the storage and transportation of 3-amino-4-hydroxy-5-nitrobenzenesulfonic acid must be treated with caution and the relevant requirements must be strictly followed to ensure safety.