2-Amino-5-Naphthol-1,7-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code	158208
Chemical Formula	C10H9NO7S2
Molecular Weight	321.31
Appearance	usually in solid form
Solubility In Water	soluble to some extent
Color	might be colorless to light - colored
Odor	odorless or with a very faint odor
Acidity	has acidic properties due to sulfonic acid groups
Stability	stable under normal conditions
Hazard Class	may be classified as an irritant
Use	used in the production of dyes and pigments
Crystalline Form	may form crystals
Boiling Point	decomposes before boiling
Melting Point	decomposes upon heating

Packing & Storage

Packing	25 - kg bag packaging for 2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid.
Storage	2 - Amino - 5 - Naphthol - 1,7 - Disulfonic 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 potential degradation. Avoid contact with incompatible substances to maintain its chemical integrity.
Shipping	2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid is shipped in well - sealed containers, safeguarded from moisture and heat. Shipment adheres to strict chemical transportation regulations to ensure safe transit.

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General Information

Historical Development

The industry of chemical industry is changing with each passing day. There is something called "2-Amino-5-Naphthol-1, 7-Disulfonic Acid", which is quite important in the field of chemical industry.
Trace back to its source. At the beginning, researchers gained insight into the opportunity of chemistry, explored the wonders of material changes, and began to pay attention to this thing. At that time, the conditions were simple, and those who had the will were fearless and devoted themselves to research. After months and years, their properties have gradually become clear.
Over the years, the technology has advanced, and everyone's preparation methods have been continuously improved. From the crude at the beginning to the delicate after, the efficiency and purity have been greatly improved. The application has also gradually expanded, and it has been used in dyes, medicine and other industries to help the development of various fields. Looking at its historical evolution, it is like the stars gradually flourishing, shining brightly in the chemical industry.

Product Overview

Product Overview
2-amino-5-naphthol-1,7-disulfonic acid is an important product in chemical research. Its unique properties are in the state of [specific appearance description]. In the chemical reaction system, it exhibits specific chemical activity.
This product plays a key role in the field of dye synthesis. With the ingenious combination of amino, naphthol and sulfonic acid groups in its molecular structure, it can be used as a key intermediate to participate in the creation of many dyes with brilliant color and excellent performance. Under specific reaction conditions, it precisely reacts with other organic compounds to construct a stable and vivid conjugated system, which contributes to the improvement of color fastness and brightness of dyes.
Furthermore, it has also emerged in some biomedical research and exploration. Or because of its specific chemical structure, it has the potential to interact with specific targets in organisms, opening up new ideas for the development of new drugs. However, this research is still in the preliminary exploration stage, and many mysteries need to be further studied to uncover.

Physical & Chemical Properties

2-Amino-5-naphthol-1,7-disulfonic acid, this material property is unique. Its color may be light, the quality is slightly soluble in water, but it is different from other agents in solubility. Its melting point is specific, which is an important thing to keep in mind. Chemical activity, encountering various agents, the reaction is varied. It can combine with alkali, and it can also react with acid to produce other compounds, and has a wide range of uses. In the dyeing industry, it is the source of pigments, and the dye aids are colorful; in the pharmaceutical industry, or the choice of formulas, to help health. Observe its physical properties, melt into the environment, and develop diverse capabilities. It is important for the industry to explore its secrets, study its changes, and explore new ways to gain world use.

Technical Specifications & Labeling

Nowadays, there are products of 2-amino-5-naphthol-1,7-disulfonic acid, and their technical specifications and identification (commodity parameters) are the key. The technical specifications of this product are related to the selection of raw materials, synthesis steps, and reaction conditions. The raw materials should be carefully selected, pure and free of impurities; the synthesis steps should be orderly and gradual; the reaction conditions such as temperature, pressure, and time must also be precisely controlled.
In terms of identification (commodity parameters), it covers purity, properties, impurity content, etc. The purity must be clearly marked to show its quality; the description of properties should be accurate, such as color, shape, etc.; the impurity content should be listed in detail, so that users can know its purity. In this way, the product can be applied in all aspects to meet the requirements and achieve the desired effect.

Preparation Method

The method of making 2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid is the first raw material. It is appropriate to take pure naphthol as the base material, which is fundamental. The preparation process first reacts naphthol with a specific sulfonating agent in sequence, and the temperature control is accurate. This is the key step. When reacting, pay attention to the rate and degree, and adjust it in a timely manner to prevent excessive or insufficient.
The subsequent conversion steps require the use of delicate reagents to promote the transformation in a predetermined direction, during which the reaction conditions such as pH and temperature need to be carefully controlled. When the reaction is complete, after separation and purification, impurities can be removed to obtain a pure product. In order to ensure the quality of the product, a strict monitoring mechanism is in place, and every step is carefully scrutinized. If there is a slight mistake, we will start all over again, and we must ensure that the product meets the highest standards.

Chemical Reactions & Modifications

Wutayan 2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid is a compound. Its reaction and modification are quite critical.
To observe its reaction, the amino group, hydroxyl group and sulfonic acid group interact in the molecular structure, which affects the reaction path. The strong acidity of the sulfonic acid group allows the compound to participate in reactions such as electrophilic substitution under specific conditions, but it also limits its stability in alkaline environments.
To improve its properties, you can start by modifying the molecular structure. Or introduce specific groups to adjust its solubility and reactivity. If a hydrophobic group is added, its dispersion in the organic phase can be changed; a group with a conjugated structure can be added, and its optical properties can be optimized. In this way, the application of this compound in various fields, such as dyes, pharmaceutical intermediates, etc., can be expanded to meet diverse needs.

Synonyms & Product Names

2-Amino-5-naphthol-1,7-disulfonic acid, this substance is used in the field of chemical industry, and there are many other names and trade names. It is also called amino naphthol disulfonic acid, and it is also called naphthol amino disulfonic acid. The names of the products are also different, or they are exclusive titles under specific chemical brands. According to ancient books, although there is no exact name, its structure and properties are determined in today's chemical knowledge. It is an important material for organic synthesis and can be used to make dyes, medicines and other substances. Many nicknames and trade names are for the convenience of the industry. Although the names are different, they actually refer to this compound. In the chemical industry, each according to its name is used to make it into the desired thing.

Safety & Operational Standards

Safety and Operation Specifications for 2-Amino-5-naphthol-1,7-disulfonic Acid
Fu 2-amino-5-naphthol-1,7-disulfonic acid is an important substance for chemical research. During experiments and production, its safety and operation practices need to be carefully controlled.
First word safety. This substance has certain chemical activity, contact with other substances, or adverse reactions. When storing, it must be placed in a dry, cool and well-ventilated place to avoid co-storage with strong oxidants, strong acids, strong bases, etc., to prevent accidental chemical reactions. When taking it, it is advisable to wear protective equipment, such as gloves, goggles, etc., to avoid contact with the skin and eyes. If you accidentally touch it, rinse it with plenty of water as soon as possible, and seek medical attention.
Times and operating specifications. Before the experimental operation, you must be familiar with the process and make preparations in advance. When dissolving this substance, it is advisable to slowly add a solvent and constantly stir to prevent local overheating or reaction speed. During the reaction process, it is necessary to strictly control temperature, pressure and other conditions, and operate according to precise parameters. When heating, use a suitable heating appliance and pay close attention to temperature changes. After the reaction, the treatment of the product cannot be ignored. In accordance with environmental protection regulations, properly dispose of waste and do not pollute the environment.
Furthermore, emergency equipment and materials, such as fire extinguishers, eye washers, etc. should be prepared in the laboratory for emergencies. Operators should also learn safety knowledge to improve emergency response capabilities.
In short, in the research and application of 2-amino-5-naphthol-1,7-disulfonic acid, strict adherence to safety and operating standards is required to ensure the smooth operation of the experiment, the well-being of personnel, and the environment.

Application Area

2-Amino-5-naphthol-1,7-disulfonic acid, this substance has a wide range of uses. In the field of dyeing and weaving, it is often used as a raw material for dye synthesis. With its unique structure, it can produce colorful and fastness dyes, which make the fabric color lasting and gorgeous. In the printing industry, it is also indispensable to help improve the ink formula and make the printing effect clearer and more exquisite. Furthermore, in scientific research experiments, because of its special chemical properties, it is often used as an analytical reagent to help researchers accurately analyze the composition and structure of substances. This is an important application field of 2-amino-5-naphthol-1,7-disulfonic acid, which has far-reaching impact on the development of many industries.

Research & Development

In recent years, I have been researching chemical products, especially 2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid. This substance has unique properties and has a wide range of uses. It can be used in dyeing, weaving, and medicine.
I began to study it from a poor source to explore its physicochemical properties. Its structure is exquisite, and the molecular arrangement is orderly, which is the basis of its performance. I tried different methods to make it, to find the best way. Or adjust the temperature, or change the amount of reagents, all recorded in detail, in order to obtain the best yield and purity.
After months of work, gradually obtained. The quality of the products made is high and the quantity is increased. However, I dare not be complacent, thinking of the needs of industry, I still think of making progress. I want to use it widely and make it beneficial to the world. In the future, I can work with everyone in the same industry to promote the development of this product, and bloom its brilliance in various fields, adding luster to the chemical industry.

Toxicity Research

Taste the chemical industry, there are many categories, and the nature of the substance is related to the pros and cons. Today there are 2 - Amino - 5 - Naphthol - 1,7 - Disulfonic Acid, and our generation should study its toxicity in detail.
The study of toxicity cannot be done overnight. It is necessary to observe its impact on the environment and observe its effect on living things. This thing may enter the organism through the mouth, nose, and skin, damaging its internal organs and messing with its qi and blood.
In the environment, or polluting the soil and water sources, making the grass and trees unprosperous, and fish and shrimp difficult to survive. And its toxicity or cumulative nature, long and serious.
Our chemical researchers should explore its toxicity with a rigorous heart and scientific method, as a preventive measure, to ensure the safety of all things and the balance of ecology. In this way, we will live up to the responsibility of the researchers and be entrusted by future generations.

Future Prospects

Guanfu 2-Amino-5-Naphthol-1, 7-Disulfonic Acid This product has been used in today's chemical industry. However, our generation sees it, and the future development still has a wide range.
It has unique properties. In the system of dyes, it can produce new colors, increase its brilliance and firmness. In the future, the need for dyes must be new and special. This product may be able to respond to it and explore a new color gamut.
It is also in the research of medicine, and its structure may open the way for new drugs. In the future, the karma of health will be prosperous, and the search for new drugs will not stop. This substance may be the key, opening the door to unknown medicines.
And technology is advancing, and the art of analysis is becoming more refined. 2-Amino-5-Naphthol-1, 7-Disulfonic Acid will analyze it more clearly and use it better. Our chemical researchers, when we study it diligently, look forward to the future, and develop their endless ability to advance for all karma and create happiness for everyone.

Frequently Asked Questions

2-Amino-5-Naphthol-1, What are the main uses of 7-Disulfonic Acid?

2-Amino-5-naphthol-1,7-disulfonic acid, this substance is widely used. In the dye industry, it can be called a key intermediate. Because it has a specific chemical structure, it can undergo a series of chemical reactions to derive many dyes with bright colors and excellent properties. Taking synthetic azo dyes as an example, 2-amino-5-naphthol-1,7-disulfonic acid can couple with diazonium salts to produce azo dyes with rich colors and good light resistance and washing fastness, which are widely used in the dyeing process of textiles, leather and other materials.
In the field of pigment manufacturing, it also plays an important role. With specific processing, it can be converted into high-quality organic pigments. Such pigments are often used in the production of inks and coatings, giving products excellent tinting power and stability, making the printed matter clear and lasting, and the paint coating has a bright color and will not fade for a long time.
In addition, in the pharmaceutical chemical industry, due to its chemical properties, it can be used as a raw material or intermediate to participate in the synthesis of some drugs. Although specific drug varieties are difficult to detail due to the complex research and development process, in the specific field of pharmaceutical research and production, 2-amino-5-naphthol-1,7-disulfonic acid plays an indispensable role, providing a key chemical basis for the development of innovative drugs.

2-Amino-5-Naphthol-1, What are the physical properties of 7-Disulfonic Acid?

2-Amino-5-naphthol-1,7-disulfonic acid, this is an organic compound. Its physical properties are quite critical, let me talk about them one by one.
Looking at its morphology, under normal temperature and pressure, it often appears solid or crystalline, and its color is mostly white to light gray, but it may vary slightly due to differences in purity.
As for solubility, it has a certain solubility in water. This is because the molecule contains a sulfonic acid group. This group is hydrophilic, so it can interact with water molecules and dissolve. However, in organic solvents, its solubility varies depending on the type of solvent. For example, in polar organic solvents such as ethanol, the solubility is higher than in non-polar organic solvents such as benzene.
Melting point is also one of the important physical properties. The melting point of this compound is relatively high, and the specific value varies slightly due to accurate measurement conditions, but it is roughly within a certain range. The higher melting point reflects the strong intermolecular force, or due to factors such as hydrogen bonds and sulfonic acid groups in the molecule, the intermolecular binding is tight, and higher energy is required to melt it.
Its density is also a specific value. Although the measurement conditions fluctuate slightly, it generally presents a relatively stable value. The density reflects the mass per unit volume of a substance, and this characteristic is of great significance in many fields such as chemical production and experimental operation. The physical properties of 2-amino-5-naphthol-1,7-disulfonic acid are an indispensable basis for its synthesis, separation, purification, and many application fields in chemical and pharmaceutical industries, which have a profound impact on the design and implementation of related processes.

Is 2-Amino-5-Naphthol-1, 7-Disulfonic Acid chemically stable?

2-Amino-5-naphthol-1,7-disulfonic acid, this substance is more active and difficult to be said to be stable. Its molecules contain amino groups, phenolic hydroxyl groups and sulfonic acid groups, which give it unique chemical activity. The
amino group is alkaline and can form salts with acids. It can also participate in many nucleophilic reactions, such as the interaction with acyl halides and acid anhydrides, to form amides. The phenolic hydroxyl group is weakly acidic, can react with bases, and is easily oxidized. If left in the air for a long time, or in contact with strong oxidants, it may change color or even deteriorate. The
sulfonic acid group makes the compound easily soluble in water, but also enhances its hydrophilicity and ionic properties. Under the influence of external factors such as light and heat, 2-amino-5-naphthol-1,7-disulfonic acid may undergo reactions such as intramolecular rearrangement and decomposition. When heated, the sulfonic acid group may fall off, and the amino group and phenolic hydroxyl group may also participate in the thermally initiated reaction.
Under light, its intramolecular electron transition or structural change. In addition, in different pH solutions, due to the different dissociation states of functional groups, its chemical properties and stability will also change. In summary, the chemical properties of 2-amino-5-naphthol-1,7-disulfonic acid are active and the stability is not good. Care should be taken when storing and using, and attention should be paid to environmental factors.

2-Amino-5-Naphthol-1, 7-Disulfonic Acid What are the precautions in the production process

In the production process of 2-amino-5-naphthol-1,7-disulfonic acid, it is essential to pay attention to all kinds of things.
The first to bear the brunt, the quality of the raw materials must not be ignored. The purity of the raw materials and the amount of impurities are directly related to the quality of the product. It is necessary to carefully check the raw materials to ensure that they comply with the established regulations before they can be used in production.
The conditions of the reaction are also the key. The rise and fall of temperature, the increase and decrease of pressure, and the length of the reaction all need to be precisely controlled. If the temperature is too high, or side reactions occur, the product is impure; if the temperature is too low, the reaction is slow and the yield is difficult to be high. The same is true of pressure. Unsuitable pressure can cause the reaction direction to change and the product to fail to meet expectations. The grasp of the duration also needs to be just right. If it is long, it will be energy-consuming and time-consuming, and if it is short, the reaction will not be completed.
Furthermore, the reaction device should not be taken lightly. Whether the device is airtight or not depends on the volatilization of the material and the mixing of external impurities. The effect of stirring affects the uniformity of the mixing of the material, which in turn affects the rate and degree of the reaction. It must be used as a regular inspection device to ensure that it is leak-free and runs smoothly.
There are also many details about the separation and purification of the product. According to the nature of the product, choose the appropriate method, such as crystallization, extraction, distillation, etc. If the separation is not pure, the subsequent application may encounter obstacles, and the
The operator needs to have professional knowledge and a strict attitude. Understand the principle of reaction, know the order of operation, and be able to deal with emergencies calmly to ensure the safety and smoothness of production.
In short, the production of 2-amino-5-naphthol-1,7-disulfonic acid is interlinked, and everything needs to be carefully treated in order to produce high-quality products.

2-Amino-5-Naphthol-1, what is the market price of 7-Disulfonic Acid

2-Amino-5-naphthol-1,7-disulfonic acid, what is the price of 2-amino-5-naphthol-1,7-disulfonic acid in the market? This is an organic compound commonly used in the field of fine chemicals. However, its market price varies irregularly, due to the influence of many factors.
In the past, the price of raw materials was the key variable factor. If the supply of raw materials such as naphthalene required for the synthesis of this acid is tight, or the production cost rises, the price of 2-amino-5-naphthol-1,7-disulfonic acid will rise. On the contrary, if the raw materials are abundant and cheap, the price is expected to decline.
Furthermore, the state of market supply and demand also affects its price. When many industries, such as dyes, pharmaceuticals, etc., have strong demand for them, and the supply is difficult to respond for a while, the price will rise. If the market demand is sluggish and the manufacturer's inventory is overstocked, the price will be under downward pressure.
The refinement of the production process is also significant. The newly created high-efficiency and low-cost process may reduce the production cost, which in turn affects the price in the market.
In addition, policies and regulations, international trade situation, etc. also have an impact. Stricter environmental protection policies may lead to limited production, increased costs and higher prices; trade friction may hinder imports and exports, affecting market supply and prices.
However, it is difficult to determine the price in the market because the current specific situation is not known. To know the details, you can consult the chemical products trading platform, industry dealers, or consult the relevant market survey reports, in order to get the latest accurate price.