1-Naphthalenesulfonic Acid, 4-Amino-

Lingxian Chemical

Specifications

HS Code	931509
Chemical Formula	C10H9NO3S
Molar Mass	223.25 g/mol
Appearance	Solid
Solubility In Water	Moderately soluble
Melting Point	160 - 164 °C
Boiling Point	Decomposes before boiling
Odor	Odorless or faint odor
Color	White to off - white

Packing & Storage

Packing	1 - Naphthalenesulfonic acid, 4 - amino -: Packed in 1 - kg bags for convenient handling.
Storage	1 - Naphthalenesulfonic acid, 4 - amino - should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in tightly closed containers to prevent moisture absorption and contamination. Avoid storage near incompatible substances to prevent potential chemical reactions.
Shipping	1 - Naphthalenesulfonic Acid, 4 - Amino - is shipped in well - sealed, corrosion - resistant containers. They are carefully packaged to prevent leakage during transit, ensuring safe transportation of this chemical.

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General Information

Historical Development

1 - Naphthalenesulfonic Acid, 4 - Amino -, the history of its development has a long history. When ancient chemistry was not yet developed, this thing was unknown. And with the rise of chemistry, many researchers began to explore the mysteries of matter.
At the beginning, only the appearance of matter was known, and then its characteristics were revealed after repeated tests and research. In the past, the preparation was difficult and the amount produced was small. With the advance of science and technology, the process was increasingly refined and the output increased.
In the past, it was used narrowly and only in small fields. Today, it is not. It is useful in many fields of chemical industry and medicine. Since its inception, it has been honed by countless craftsmen and scholars to achieve what it looks like today, and the future will also move forward with technology to expand the world.

Product Overview

1-Naphthalenesulfonic acid, 4-amino-this substance, its color may be light yellow to brown, and it is like a crystalline powder. It has unique chemical properties and is widely used in many chemical fields.
Its preparation method is often based on specific naphthalenes, and it is obtained step by step through delicate sulfonation and amination. During the reaction, various conditions such as temperature and reagent ratio need to be carefully controlled to obtain high-purity products.
In industry, it can be used as a key raw material for reactive dyes, adding color and brightness to fabrics. It is also used to synthesize special additives to improve the properties of chemical products.
Looking at its characteristics, it has good solubility and reactivity. However, when using it, you should also pay attention to its chemical properties and operate according to regulations to ensure safety and effectiveness.

Physical & Chemical Properties

4-Amino-1-naphthalenesulfonic acid, its physical and chemical properties can be studied. Looking at its color, it is often in the shape of white to gray powder, which is obvious to its intuition. Its solubility is slightly soluble in water, but it is difficult to melt in organic solvents such as alcohols and ethers. Regarding its stability, it is still stable under room temperature and pressure. When encountering hot topics or open flames, you need to be careful, for fear of changes. Its acidic properties can be used as acids in chemical reactions, and it can be combined with alkalis or neutralized. In addition, the amino group and the sulfonic acid group coexist in its structure, and the two interact with each other. They can be used as key raw materials in many organic synthesis processes, adding to the chemical industry. They have the potential to be applied in many fields. In fact, they are substances that cannot be ignored in chemical research.

Technical Specifications & Labeling

The technical specifications and identification (product parameters) of 1-naphthalenesulfonic acid and 4-amino group are related to the main principles of this product and are the key to the technology. Its color is pure and of high quality, and its color is like the "clotting of fat" as mentioned in ancient books, pure and free of impurities. Looking at its properties, the powder is delicate, just like the first snow in winter, uniform without agglomeration. Its purity, according to the ancient test, can reach 90% to 9%, and impurities are inconspicuous.
In terms of solubility, test it with water, instant and clear, without precipitation disturbance, and its solution is as clear as a mirror. This is the law of taking into account its quality to ensure that it meets the needs of the user, and it is also the rule of the craftsman's art. By following this norm, you can obtain good products and pass them on to future generations.

Preparation Method

In the process of making 4-amino-1-naphthalenesulfonic acid, the raw materials and production process are the key. First, naphthalenesulfonic acid is taken as the raw material, and it is converted through delicate reaction steps and a specific catalytic mechanism. First, naphthalenesulfonic acid is mixed with an appropriate amount of amino reagents, and under suitable temperature and humidity to promote its preliminary synthesis. Then fine-tune the reaction environment, control the change of pH and temperature, and make the reaction gradual and complete. The beauty of the production process depends on accurately grasping all links, so that the raw materials can be fully reacted and impurities can be reduced. In this way, according to the raw material ratio and production process, coupled with exquisite catalysis, 4-amino-1-naphthalenesulfonic acid products with good purity can be obtained to meet the needs of all parties.

Chemical Reactions & Modifications

Today there is a thing called 4-amino-1-naphthalenesulfonic acid. In the field of chemistry, its reaction and modification are quite important to us.
This compound, during the reaction, has full characteristics. Or combine with other things, recombine molecules, and the new substance is born. Its structure is exquisite, and every change, the properties change accordingly. If you want to change it, you must carefully observe the reaction conditions, temperature, pressure, and solvent properties, which can all affect its results.
When modifying, the purpose is to optimize its properties. Or increase its solubility, or strengthen its stability, to suit all needs. Looking at its past, scholars have made every effort to explore its changes, hoping to obtain the method, so that this object can develop its talents and benefit the world in the fields of industry and scientific research.

Synonyms & Product Names

1 - Naphthalenesulfonic Acid, 4 - Amino - that is, 4 - amino - 1 - naphthalenesulfonic acid, the synonym and trade name of this thing have existed in ancient times, although the expression is different, it refers to one also.
In the past, in various fields of chemical industry, it also had other names. At that time, Fang family used exquisite words to express this chemical thing. Or "naphthalenesulfonic acid", although it is brief, its meaning can be found, and today's 4 - amino - 1 - naphthalenesulfonic acid, it is the same thing. Chemical evolution, the title is gradual change, but its essence has not changed. In the past, "naphthalenesulfonic acid" was well known in the chemical industry at that time, and it was used in many chemical synthesis, dye preparation and other affairs, and its contribution was indispensable. Today, the name 4-amino-1-naphthalenesulfonic acid is popular, but looking back on the past, we can also see the context of chemical development, the change of synonyms and trade names, and witness the rise and fall of the chemical industry.

Safety & Operational Standards

1 - Naphthalenesulfonic Acid, 4 - Amino - Safety and Operation Specifications
Husband 1 - Naphthalenesulfonic Acid, 4 - Amino - This product is very important in chemical research. If you want to use it, you must first clarify its safety and operation specifications, so as to ensure that everything goes smoothly and you are not worried about your body.
When it comes to safety, the first priority is protection. This product may be irritating to the skin and eyes. Therefore, when handling, wear protective clothing, goggles and gloves to prevent it from touching the body. If you accidentally touch the skin, rinse it with a lot of water quickly, and then wash it with soap. If it is in the eye, it is even more urgent to rinse with water and seek medical attention as soon as possible.
As for the operation specifications, there are also many details. The method of storage should be placed in a dry, cool and ventilated place, away from fire and heat sources, to prevent it from being dangerous due to heat. When taking it, the method must be accurate. According to the amount required for the experiment, it should not be wasted too much, and it should not be taken less and mistaken for the experiment. And the operation should be done in the fume hood, so that the escaping gas can be discharged quickly, so as not to accumulate indoors and endanger the human body.
Furthermore, after using this material, the disposal of its waste should not be ignored. When it is classified and disposed of in accordance with relevant laws and regulations, it should not be dumped at will to avoid polluting the environment. In this way, it is safe to operate 1 - Naphthalenesulfonic Acid, 4 - Amino -, both to ensure their own safety and to protect the environment.

Application Area

1 - Naphthalenesulfonic Acid, 4 - Amino - This product has a wide range of application fields. In the dyeing and weaving industry, it can be used as a dye intermediate, which helps the color to be bright and well fixed, so that the color of the fabric will not fade for a long time. In the pharmaceutical industry, due to its special structure, it can provide key raw materials for the creation of new agents and give precise play to the drug power. In the preparation of some fine chemicals, it is an indispensable ingredient and can optimize product characteristics. For example, the preparation of high-end detergents can increase its decontamination efficiency; for the preparation of specific catalysts, it can help the reaction to proceed efficiently. In short, 1 - Naphthalenesulfonic Acid, 4 - Amino - plays an important role in many application fields.

Research & Development

In recent years, I have dedicated myself to the research of 1 - Naphthalenesulfonic Acid, 4 - Amino -. This substance is quite strange and may be of great use in various fields.
At the beginning, we carefully observed its physical and chemical characteristics, analyzed its structure, and investigated the delicate arrangement of its molecules. Then we explored the method of its synthesis, and after many trials, or obtained excellent methods, we still need to improve in order to reduce costs and increase productivity.
As for the application direction, it is considered in the field of medicine, or it can be used as an active ingredient to treat some chronic diseases; in the field of materials, it may be able to improve the properties of materials and give them new energy.
I am well aware that the road to research is long, and I still need to search up and down, hoping to make breakthroughs, and promote the development of this material in various fields, for the use of the world, and for the benefit of all beings.

Toxicity Research

Today there is a substance called 4-amino-1-naphthalenesulfonic acid. I am a chemical researcher and have been studying its toxicity for a long time. This substance is widely used in chemical fields, but its toxicity cannot be ignored.
After many experiments, 4-amino-1-naphthalenesulfonic acid does have an effect on organisms. It may interfere with biochemical reactions in organisms and damage cellular functions. For animal experiments, after ingesting this substance, it can be seen that its physiological state has changed, such as abnormal organ function.
And if this substance enters the environment and spreads through water and soil, it may endanger the ecology. Microbial communities may be disturbed by it, and the ecological balance will also be destroyed. Therefore, in the use of 4-amino-1-naphthalenesulfonic acid, care should be taken, and prevention and control measures must be carefully studied to reduce its toxic hazards and ensure natural and human safety.

Future Prospects

I have studied 1 - Naphthalenesulfonic Acid, 4 - Amino - this thing. Looking at the state of the present, although there is a knowledge that can be obtained, but the development of the future still exists in the grand and broad realm.
What we have obtained today is only its initial appearance. If we want to exhaust its nature and understand its use, we still need to cultivate it deeply. In the future, we hope to be able to explore its subtlety and develop its excellence in the field of chemical industry. Or as the foundation of new agents, leading to the tide of change; or assisting the progress of technology and promoting the prosperity of the industry.
Let's wait for our generation to take diligence as a wing and research as a blade to break the unknown barrier. In the future, we will see this thing shining brightly, in various applications, showing extraordinary achievements, praised by future generations, and achieving an unparalleled cause, in recognition of the endless charm of scientific exploration, which is our future ambition.

Frequently Asked Questions

What are the main uses of 1-Naphthalenesulfonic Acid, 4-Amino-?

1-Naphthalenesulfonic Acid, 4-Amino (1-Naphthalenesulfonic Acid, 4-Amino-) is widely used. In the field of dye preparation, it is often a key raw material. Due to its special chemical structure, it can be converted into colorful and high-performance dyes through many chemical reactions. For example, diazotization can be used to couple with other specific compounds to make various azo dyes. Such dyes are widely used in fabric dyeing and other industries, with bright colors and good color fastness.
It is also of great value in the field of pharmaceutical synthesis. Using it as a starting material, through delicate reaction design and steps, some compounds with specific biological activities can be synthesized, or it can be used as a potential pharmaceutical ingredient. For example, for some small molecule drugs that have therapeutic effects on specific diseases, 1-naphthalenesulfonic acid, 4-amino or as important intermediates in their synthesis pathways help to build the basic structure of drug molecules, and then through subsequent modification to achieve the desired pharmacological activity.
In addition, in the study of organic synthetic chemistry, it is also a commonly used reagent. Chemists often use it as a basis for the transformation and modification of various functional groups, explore new synthesis methods and routes, expand the variety of organic compounds and structures, and provide the foundation and support for the development of materials science, fine chemistry and many other related fields.

What are the physical properties of 1-Naphthalenesulfonic Acid, 4-Amino-?

4-Amino-1-naphthalenesulfonic acid is one of the organic compounds. Its physical properties are unique, let me tell you one by one.
Looking at its morphology, it often appears white to light yellow crystalline powder at room temperature, which is easy to identify. As for the odor, the compound usually does not have a strong pungent taste and is relatively mild.
When it comes to solubility, 4-amino-1-naphthalenesulfonic acid is soluble in water, which makes it well dispersed and involved in many chemical reactions and industrial processes using water as a medium. In organic solvents, its solubility is relatively limited, only slightly soluble in some organic solvents, such as ethanol, etc. This point needs to be paid attention to in practical applications.
Melting point is also one of its important physical properties. 4-Amino-1-naphthalenesulfonic acid has a specific melting point, about 120-125 ° C. When heated to this temperature range, it will transform from solid to liquid. This melting point data can provide a key basis for its synthesis, purification and quality inspection.
Furthermore, the density of 4-amino-1-naphthalenesulfonic acid also has its fixed value, which is about 1.4-1.5 g/cm ³. This density information plays an important role in material measurement, mixing and storage.
In terms of stability, 4-amino-1-naphthalenesulfonic acid has certain stability under conventional environmental conditions. However, if it is exposed to high temperature, high humidity or in contact with strong oxidants, strong acids, strong bases and other substances, its chemical structure may change, resulting in changes in performance. Therefore, during storage and use, it is necessary to properly pay attention to environmental factors to ensure that its quality is not affected.
To sum up, the many physical properties of 4-amino-1-naphthalenesulfonic acid are of great significance to its application in the fields of chemical industry, medicine, dyes, etc. Practitioners should know in detail and make good use of them.

1-Naphthalenesulfonic chemical properties of Acid, 4-Amino-

4-Amino-1-naphthalenesulfonic acid is one of the organic compounds. It has many unique chemical properties.
In this compound, the amino group is connected to the naphthalene ring, giving it a certain alkalinity. The amino group can participate in a variety of chemical reactions, such as salt reaction with acids. Because the nitrogen atom in the amino group has a lone pair of electrons and can accept protons, 4-amino-1-naphthalenesulfonic acid can react with strong acids to form corresponding salts.
The sulfonic acid group is also a key functional group and has strong acidity. The sulfonic acid group can ionize hydrogen ions in water, making the compound acidic and can neutralize with bases to form sulfonates. This property allows it to act as an acidic catalyst in some chemical reactions.
The structure of the naphthalene ring imparts certain stability and conjugation effect to the compound. The conjugate system makes the electron cloud distribution more uniform, which affects the physical and chemical properties of the compound. For example, it enhances its ability to absorb light, resulting in a unique absorption spectrum of the compound under specific wavelengths of light.
4-Amino-1-naphthalenesulfonic acid also has a certain hydrophilicity. The existence of the sulfonic acid group makes it have a certain solubility in water, but the hydrophobicity of the naphthalene ring limits its solubility. The balance of its hydrophilicity and hydrophobicity affects its solubility and phase transfer characteristics in different solvents, which is of great significance in the process of organic synthesis and separation.
In addition, due to the specific position of the amino group and the sulfonic acid group in the naphthalene ring, the steric hindrance effect will also affect its chemical reaction activity and selectivity. When different reagents react with 4-amino-1-naphthalenesulfonic acid, they will preferentially react with the check point with small steric hindrance due to steric hindrance, thus determining the structure and properties of the main reaction products.

1-Naphthalenesulfonic Acid, 4-Amino - What are the precautions in the production process

For 1-naphthalenesulfonic acid-4-amino, many matters need to be paid attention to during the production process.
Bear the brunt, and the selection and control of raw materials are crucial. All kinds of raw materials used must ensure purity and high quality, and the content of impurities should be strictly limited. If the quality of raw materials is poor, or there are too many impurities, it will affect the purity and performance of the product, making it difficult for the produced product to meet the standard.
Second, precise control of reaction conditions is indispensable. Temperature, pressure, reaction time and the ratio of reactants all have a profound impact on the reaction process and product formation. If the temperature is too high, or the reaction is too violent, causing an increase in side reactions and a decrease in the yield of the product; if the temperature is too low, the reaction rate will be slow and the time-consuming will be prolonged. The pressure also needs to be maintained within an appropriate range to ensure the smooth progress of the reaction. If the ratio of reactants is improper, it is difficult to obtain the desired reaction effect.
Furthermore, the cleanliness and safety of the production environment should not be underestimated. The production site of this substance should be kept clean to avoid dust and foreign matter mixed into the product. And because of its certain chemical properties, there may be potential hazards in the production process, so safety measures such as fire prevention, explosion prevention, and anti-virus must be in place. Operators should wear corresponding protective equipment and strictly follow safety procedures.
Again, the maintenance and management of production equipment is also the key. Equipment needs to be regularly overhauled and cleaned to ensure its normal operation. If there is a fault or hidden danger in the equipment, it will not only affect the production efficiency, but also may cause product quality fluctuations.
Finally, the quality inspection link cannot be saved. At all stages of production, strict quality inspection should be carried out to detect and correct problems in time to ensure that the final product meets the established Quality Standards.

What is the market price range for 1-Naphthalenesulfonic Acid, 4-Amino-?

For 1-naphthalenesulfonic acid and 4-amino group, the price range of the market is difficult to determine. The price of this substance often changes due to multiple reasons. The method of production, the price of raw materials, and the supply and demand of the market are all the main reasons.
If the production is fine and convenient, the price of the raw materials used is flat and sufficient, and the demand for the market is not very prosperous, the price may be low. However, if it is difficult to make, the raw materials are thin and expensive, and the market demand increases sharply, the price will rise.
Looking at the past, the price of chemical products has often fluctuated. In the past, such compounds, due to the availability of raw materials, the production technology has gradually improved, and the price has stabilized. However, when there is a shortage of raw materials, or in case of natural and man-made disasters, the price will rise sharply.
At present, although the exact price of 1-naphthalenesulfonic acid and 4-amino is not known, according to market common sense, the price may fluctuate between tens of yuan and hundreds of yuan per kilogram. If the supply and demand of the market are in balance, the price may be stable in a lower area; if the demand exceeds the supply, the price will rise. The industry often observes changes in the market to adjust the price, so the price range is difficult to be fixed, and it varies according to the facts of the time.