2-Amino-4-Nitrophenol-6-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code	483425
Chemical Formula	C6H6N2O7S
Molar Mass	250.19 g/mol
Appearance	Yellowish crystals or powder
Solubility In Water	Soluble in hot water
Melting Point	Approximately 280 - 290 °C (decomposes)
Pka Value	Has acidic functional groups with characteristic pKa values
Density	Data may vary, typical solid density range
Odor	Odorless or very faint odor
Stability	Stable under normal conditions, decomposes on heating
Hazard Class	May be classified as a harmful substance depending on regulations

Packing & Storage

Packing	25 - kg bags of 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid for chemical packaging.
Storage	2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, flames, and incompatible substances such as strong oxidizers. Store in a tightly - sealed container to prevent moisture absorption and potential decomposition. Label the storage container clearly for easy identification and safety.
Shipping	2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid is shipped in well - sealed containers to prevent exposure. It adheres to strict chemical transportation regulations, ensuring safe handling during transit to avoid any environmental or safety risks.

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General Information

Historical Development

The research of chemical industry in ancient times has been a long time in the research of 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid. At the beginning, people did not recognize its nature, and the road to exploration was difficult. However, the researchers were not discouraged, and they worked tirelessly for many years.
At that time, the technology was not refined, and the conditions were scarce, so they were unswerving. After repeated trials, I gradually understood its rationale. Know the method of its synthesis, and know the use of its characteristics.
The years pass, and the skills are improving day by day. From the initial ignorance, to the present day familiar. Based on past experience, new ideas and wonderful ideas start. The use of this chemical product in various fields has gradually expanded, and its influence has deepened. It all depends on the diligence and wisdom of researchers to have this grand scene of historical evolution.

Product Overview

Description of 2-Amino-4-nitrophenol-6-sulfonic acid
There is now a product named 2-Amino-4-nitrophenol-6-sulfonic acid. This product has unique properties. Its color may be light yellow and its shape is like a crystalline powder.
In terms of its chemical properties, it contains functional groups such as amino groups, nitro groups and sulfonic acid groups, so their activities are quite different. In the reaction, amino groups can cause nucleophilic reactions, nitro groups change the density of electron clouds in the benzene ring, and sulfonic acid groups give it water solubility.
This product is also widely used. In the dye industry, it can be used as an important intermediate to help form brilliant colors. In pharmaceutical research and development, or because of its special structure, it has potential medicinal value and adds to the exploration of new drugs.
Although its application prospects are promising, it should be handled with caution. Because of its active chemical nature, it may be dangerous in case of uncomfortable conditions. It must be handled properly according to specifications to ensure complete security and efficacy.

Physical & Chemical Properties

The technology of chemical synthesis in 2024 is becoming more and more exquisite, and many new substances are emerging in the laboratory. Today there is 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid, and its physical and chemical properties are worth studying.
Looking at its physical state, it is often in the shape of a powder, with a light yellow color and fine texture. When placed in sunlight, it looks like a shimmering light, which is quite strange. It has a certain solubility in water. It first enters the water, slowly diffuses, and gradually melts in the water body, just like clouds dissipate.
In terms of its chemical properties, its stability has its own unique characteristics. In the case of mild acid-base environment, it is still stable; in the case of strong acid and alkali, its molecular structure or change, triggering a series of chemical reactions. And this substance has certain redox properties, and under specific conditions, it can interact with many oxidants and reducing agents, just like the dancer on the stage, sharing a chemical reaction with the dance partner. Such various characteristics are the key to chemical research, and in-depth exploration of them may bring new changes to many fields.

Technical Specifications & Labeling

Nowadays, there is 2-amino-4-nitrophenol-6-sulfonic acid, which is very important in our chemical research. The study of its process specifications and identification (commodity parameters) should not be ignored.
The process specifications are related to the preparation method of this substance. From the selection of raw materials to the reaction conditions, such as temperature, duration, and the ratio of reagent dosage, there are rules. Precise control is required to obtain high-quality products. Identification (commodity parameters) is also the key, such as the appearance of the state, color, and shape; the standard of purity, the geometry of impurities; and the parameters of solubility and stability, showing its characteristics.
If you want to obtain this product, you should follow the process specifications and strictly review the identification (commodity parameters). Only in this way can you use it properly in chemical research and exert its effectiveness.

Preparation Method

The preparation method of 2-amino-4-nitrophenol-6-sulfonic acid in 2024 is related to the raw materials and production process, reaction steps and catalytic mechanism. To prepare this substance, first take phenols as the base material, supplemented by nitrides, and put them into the reactor according to the precise ratio. Sulfuric acid is used as the catalyst, and the temperature is controlled at about one hundred and twenty degrees to make the phenols and nitrides blend and react. After the reaction is completed, it is cooled to room temperature, neutralized with alkali solution, and crystallized. Filtered, and recrystallized with alcohol solvent to obtain high-purity 2-amino-4-nitrophenol-6-sulfonic acid. This preparation method is easy to obtain raw materials, simple and controllable process, clear reaction steps, and robust catalytic mechanism, which can be the basis for industrial mass production to meet the needs of the market.

Chemical Reactions & Modifications

The rise of modern chemistry is constantly advancing in the study of material changes. In today's discussion of 2-Amino-4-Nitrophenol-6-Sulfonic Acid, its chemical reaction and modification are really the top priority for our generation to study.
Looking at its reaction, this compound often undergoes wonderful changes when exposed to acid and alkali agents in a specific medium. When alkali is present, its structure may be rearranged, resulting in property variation. The mechanism is related to the ease of clutching and valence bonds of atoms, and cannot be clarified without detailed investigation.
As for the modification method, or the introduction of new groups to change its physical and chemical properties. If the electrophilic substitution technique is used, adding a specific functional group can improve the stability of this compound to light and heat, or affect its solubility and reactivity.
We should use the rationale and understand the changes, so as to achieve a new frontier in chemical research, so that this compound can be used in various fields of industry and scientific research, and contribute to the progress of the world.

Synonyms & Product Names

2-Amino-4-nitrophenol-6-sulfonic acid, the synonym and trade name of this substance are quite important. Its synonyms, such as 2-amino-4-nitro-6-sulfonic acid phenol, etc., all refer to the same substance. As for the trade name, there are also many, but they all refer to this chemical substance. This compound is widely used in chemical research. The clarity of its synonyms and trade names helps researchers communicate accurately and avoid confusion. If you want to explore its properties and uses, and clarify the synonyms and trade names, you can correctly identify it in various literature records, so as to explore its mysteries and achieve the purpose of scientific research.

Safety & Operational Standards

Safety and Operation Specifications for 2-Amino-4-nitrophenol-6-sulfonic Acid
Fu 2-amino-4-nitrophenol-6-sulfonic acid is also an important product in the chemical industry. Its safety and operation specifications should not be carefully observed.
In terms of safety, this material is dangerous. Its chemical properties are active, and it should be stored in a cool, dry and well-ventilated place. Do not store with oxidants, acids, etc., to prevent violent chemical reactions, fire and explosion. When handling, it should also be handled with care to avoid damage to the packaging and leakage. If it leaks accidentally, clean it up quickly to prevent pollution of the environment and endanger the safety of personnel.
In terms of operation specifications, those engaged in related operations must first receive professional training and be familiar with their operation procedures and precautions. When operating, be sure to wear appropriate protective equipment, such as protective clothing, gloves, goggles, etc., to protect your own safety. During the production process, the reaction conditions, such as temperature, pressure, and the proportion of reactants, should be strictly controlled. A slight error may affect the quality of the product or even cause a safety accident. After the reaction is completed, the handling of the product should also be carried out according to the specifications and properly stored for subsequent use.
In conclusion, the safety and operation of 2-amino-4-nitrophenol-6-sulfonic acid are related to the safety of production, the health of personnel, and the quality of the product. We chemical researchers should strictly abide by this code to ensure that everything goes smoothly and is safe.

Application Area

2-Amino-4-nitrophenol-6-sulfonic acid is also a chemical compound. It can be used in a wide range of fields.
In the field of dyeing, this compound is often used as a raw material for dyes. Because of its special properties, it can make the dyed color smooth and long-lasting, and can improve the color of the dye and increase its sense.
In the process of research and development, it also has its own benefits. Or it can be used in the synthesis of some chemical compounds to help create new technologies and solve human pain.
And in the field of chemical analysis, it can be used as an important tool. Its characteristics help to improve the composition and properties of chemical substances, and promote the next step in chemical research.
In addition, 2-amino-4-nitrophenol-6-sulfonic acid plays an indispensable role in the multi-purpose field, promoting the development of various fields.

Research & Development

In recent years, I have dedicated myself to the study of 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid, hoping to make progress. This material is very different, and it has its uses in various fields of chemical industry.
At the beginning, I explored the method of its synthesis, but encountered many twists and turns. All kinds of attempts, or the yield is low, or the purity is not up to expectations. However, I did not dare to slack off. I searched the classics and consulted the Fang family, and finally obtained a delicate method, so that the yield and purity could be increased.
Then, investigate its application. In the production of dyes, add its color and increase its fastness; in the research of medicine, it also has potential, or can be used as a lead compound to help the creation of new drugs.
I think the potential of this substance is infinite, we should continue to study and innovate. We hope that with the power of our generation, we can make it shine in industry and people's livelihood, adding brilliance to Xuelin and benefiting the world.

Toxicity Research

Toxicity study of 2-amino-4-nitrophenol-6-sulfonic acid
Fu 2-amino-4-nitrophenol-6-sulfonic acid is also a chemical. In today's world, its use is not easy, or it involves the field of work, or it is a matter of people's livelihood. However, its toxicity cannot be ignored.
In today's toxicity research, there are general methods, such as the, white pigs, guinea pigs, It is also analyzed that it decomposes in the environment, and the shadow of soil and water organisms is observed.
As a result, this compound has a certain toxicity. It may not be suitable for the body, such as food and vitality. And in the environment, its decomposition may also be harmful to surrounding organisms.
Therefore, the use of 2-amino-4-nitrophenol-6-sulfonic acid should be used with caution. There are proper ways to prevent it from escaping from the environment and harming the environment, so as to maintain the safety of nature and the health of the people.

Future Prospects

Wuguanfu 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid This product has extraordinary prospects. In today's world, the demand for it is increasing in the field of chemical industry. This compound is widely used in dyes and medicine.
Looking at the future, with the increasing technology and the more refined research, more potential will be explored. In the dye industry, new products with brighter colors and better fastness can be created to meet the needs of changing fashion. On top of medicine, it is also expected to use its characteristics to make better medicines with better curative effects and less side effects.
And I believe that with time, all researchers will work together to make the application of 2 - Amino - 4 - Nitrophenol - 6 - Sulfonic Acid wider and more efficient, for the benefit of future generations, and to develop endless brilliant prospects. It will become a treasure in the chemical industry and lead the future industry.

Frequently Asked Questions

What are the main uses of 2-Amino-4-Nitrophenol-6-Sulfonic Acid?

2-Amino-4-nitrophenol-6-sulfonic acid, this substance has a wide range of uses. In the dye industry, it is a key intermediate. Through complex and delicate chemical reactions, many colorful dyes can be derived, such as reactive dyes, acid dyes, etc. These dyes shine in the textile printing and dyeing industry, can give fabrics a colorful color, and the color fastness is very good, so that the fabric is not easy to fade after multiple washes and light.
In the field of medicine, it also has its traces. Due to its unique chemical structure, it can be used as a raw material to participate in the synthesis of some drugs. Medical researchers explore and develop drugs with specific curative effects by modifying and modifying their structures, or for antibacterial, antiviral, or for the treatment of other diseases, contributing to human health and well-being.
In the production of pigments, 2-amino-4-nitrophenol-6-sulfonic acid is also indispensable. After specific processing, high-quality pigments can be prepared, which can be used in paints, inks and other industries to give products good hiding power, tinting power and stability.
In addition, in the field of organic synthetic chemistry, as an important organic reagent, it provides a foundation for researchers to carry out various organic synthesis reactions, helps to synthesize novel organic compounds with special properties, and promotes the continuous development of organic chemistry. In short, 2-amino-4-nitrophenol-6-sulfonic acid plays a pivotal role in many industries and scientific research fields, and is of great significance to the progress of related industries.

What are the physical properties of 2-Amino-4-Nitrophenol-6-Sulfonic Acid?

2-Amino-4-nitrophenol-6-sulfonic acid is a kind of organic compound. Its physical properties are quite unique, let me explain in detail for you.
This compound is usually in solid form, and its color is often light yellow to brown. In appearance, it may be a crystalline powder with a fine texture and a different luster under light.
When it comes to solubility, 2-amino-4-nitrophenol-6-sulfonic acid is slightly soluble in water. Water is the source of life, and many substances interact with it in a wonderful way. Although this compound has limited solubility in water, it can give the solution a little bit of its characteristics. In organic solvents, its solubility also varies, and some organic solvents have slightly higher solubility, but they are not completely soluble.
Melting point is also one of its important physical properties. Its melting point is in a specific temperature range, and this temperature limit has a great impact on its state transition. When the temperature rises near the melting point, the compound will gradually change from solid to liquid, and the intermolecular forces will change quietly during this process.
Furthermore, its density also has a certain value. The density reflects the mass per unit volume of a substance, and the density of 2-amino-4-nitrophenol-6-sulfonic acid, which makes it affected by mixing and layering with other substances in many practical application scenarios.
In addition, the compound may have a certain odor. Although it is not strong and pungent, it also has a unique smell. This smell is also part of its physical properties, which can be used as a reference in identification and practical operation. In conclusion, the physical properties of 2-amino-4-nitrophenol-6-sulfonic acid, such as appearance, solubility, melting point, density, odor, etc., are of great significance in the field of organic chemistry and related industrial applications, and are related to its extraction, separation, and application.

2-Amino-4-Nitrophenol-6-Sulfonic Acid is chemically stable?

2-Amino-4-nitrophenol-6-sulfonic acid, the properties of this substance are more complex. Looking at its structure, it contains many functional groups such as amino group, nitro group, phenolic hydroxyl group and sulfonic acid group, and each functional group affects each other, making its chemical properties unique.
In terms of stability, phenolic hydroxyl groups have certain activity and are easy to be oxidized. When encountering strong oxidants, oxidation reactions may occur, causing molecular structure changes. The existence of nitro groups also affects its stability. The strong electron-absorbing properties of nitro groups can reduce the electron cloud density of the benzene ring. Although it enhances the stability of the benzene ring to a certain extent, it also decreases the activity of electrophilic substitution reactions on the benzene ring. At the same time, nitro groups may undergo reactions such as reduction under specific conditions. The sulfonic acid group is highly acidic, and hydrogen ions are easily ionized in water, making the substance acidic. This acidity also affects its stability. Under different pH environments, its existence form may change, and the stability will also change. In addition, the amino group is alkaline and can react with acids. Under different acid-base conditions, or protonate to form ammonium salts, this process also affects its stability and chemical behavior.
Overall, the stability of 2-amino-4-nitrophenol-6-sulfonic acid is not single and constant due to the interaction of functional groups, but is significantly affected by environmental factors such as pH, oxidants, reducing agents, etc. Under different conditions, it shows different chemical stability.

What are the production methods of 2-Amino-4-Nitrophenol-6-Sulfonic Acid?

The preparation method of 2-amino-4-nitrophenol-6-sulfonic acid has been more elegant in the past. One method is to use 2-aminophenol-6-sulfonic acid as the initial raw material and obtain it through nitrification steps. During this process, careful temperature control is required to prevent side reactions. Because the temperature is too high, it is easy to cause excessive nitrification and the product is impure; if the temperature is too low, the reaction will be slow and take a long time. Usually, the reaction system is placed in a moderately low temperature environment, such as an ice bath, slowly adding nitrifying reagents and stirring continuously to make the reaction proceed evenly.
Another method is to use 4-nitro-2-aminobenzenesulfonic acid as the starting material and prepare it through a specific reduction step. In this reduction process, the choice of reducing agent used is very critical. Commonly used, such as iron powder-hydrochloric acid system, iron powder is cheap and easy to obtain, but the reaction is slightly more complex; there are also milder reducing agents, such as lithium aluminum hydride, etc. Although the cost is high, the reaction conditions are relatively mild and the product purity is also good.
Another 2-amino-4-nitrobenzene is used as the raw material, and the sulfonic acid group is first introduced through a sulfonation reaction. During sulfonation, factors such as the type and dosage of sulfonating reagents, as well as reaction temperature and time, all have a significant impact on the yield and purity of the product. Common sulfonating reagents include concentrated sulfuric acid, fuming sulfuric acid, etc., and the fuming sulfuric acid has strong sulfonation ability. However, special care is required for operation because of its strong corrosiveness and severe reaction.
Various methods for preparing 2-amino-4-nitrophenol-6-sulfonic acid have their own advantages and disadvantages. In actual production, it is necessary to weigh and choose the appropriate method according to specific needs and conditions in order to obtain the product efficiently and with high quality.

What are the precautions for 2-Amino-4-Nitrophenol-6-Sulfonic Acid in storage and transportation?

2-Amino-4-nitrophenol-6-sulfonic acid, this is a chemical substance, and more attention should be paid when storing and transporting.
When storing, the first environment is dry. Because it has a certain water solubility, if the environment is humid, it is prone to deliquescence, resulting in quality damage. The warehouse is selected as a high and dry place, and the ground should be treated with moisture-proof treatment to prevent moisture from invading the ground.
Temperature is also critical. It should be stored in a cool place to avoid high temperature. When this compound is heated or unstable, the temperature is too high or it triggers reactions such as decomposition. Usually, the storage temperature should be controlled in a specific low temperature range, such as below 20 ° C, which needs to be accurately determined according to its physicochemical properties.
Furthermore, to isolate the source of fire and oxidants. 2-Amino-4-nitrophenol-6-sulfonic acid or flammable, and in contact with the oxidant or react violently, so there must be no fire source in the storage place, and it should be placed separately from the oxidant to delimit the exclusive storage area.
When transporting, the packaging must be tight. Use suitable packaging materials, such as corrosion-resistant containers, to ensure that there is no leakage during transportation. Clearly mark the outside of the package, indicating its chemical properties and precautions, such as "moisture-proof" and "away from fire sources".
The choice of transportation means is also cautious. Choose clean, dry and non-fire-proof transportation equipment. During transportation, drivers and escorts must strictly abide by the operating procedures to avoid excessive vehicle bumps and vibrations to prevent packaging damage. If the journey is long, check the packaging status regularly, find problems, and deal with them immediately.