Products

6-Amino-1-Naphthol-3,5-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code

646621

Chemical Formula C10H9NO7S2
Molar Mass 321.31 g/mol
Appearance White to off - white powder
Solubility In Water Soluble
Acidity Acidic due to sulfonic acid groups
Melting Point Decomposes before melting
Odor Odorless
Stability Stable under normal conditions
Hazard Class Irritant to skin, eyes and respiratory system
Main Use Used in the synthesis of dyes and pigments
Packing & Storage
Packing 25 - kg bag packaging for 6 - Amino - 1 - Naphthol - 3,5 - Disulfonic Acid.
Storage 6 - Amino - 1 - Naphthol - 3,5 - Disulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and incompatible substances like strong oxidizing agents. Store in tightly - sealed containers to prevent moisture absorption and potential degradation, ensuring its quality and safety during storage.
Shipping 6 - Amino - 1 - Naphthol - 3,5 - Disulfonic Acid is shipped in sealed, corrosion - resistant containers. Special care is taken to prevent exposure to moisture and incompatible substances during transit to ensure safety.
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6-Amino-1-Naphthol-3,5-Disulfonic Acid
General Information
Historical Development
6-Amino-1-naphthol-3,5-disulfonic acid is also a product of chemistry. It originated from the research of the past chemical masters. At the beginning, everyone explored the field of chemistry and hoped to obtain new quality. The public worked hard, and after years of trial and error, they got something.
At that time, the equipment was not as fine as it is today, but the masters used perseverance to experiment repeatedly. From the selection of raw materials to the regulation of reactions, they all devoted their efforts. Start with this 6-amino-1-naphthol-3,5-disulfonic acid.
Since then, with the passage of time, the technology has gradually improved, and the preparation method has also been continuously improved. From the beginning of the complexity, it eventually becomes simple and efficient. The use of this product has also become increasingly widespread with the deepening of understanding, emerging in many fields and becoming an indispensable existence in the chemical community.
Product Overview
6-Amino-1-naphthol-3,5-disulfonic acid is an important substance for chemical research. Its color is bright and its properties are specific. This product has a wide range of uses in the chemical industry and can be a key raw material for dye synthesis.
Looking at its chemical structure, amino groups, naphthol groups and disulfonic acid groups are cleverly connected, giving it unique chemical activity. This quality is obtained by a specific chemical synthesis method, through multiple fine processes, and rigorous control of conditions.
In practical applications, with its special structure, it can react delicately with a variety of compounds to make colorful and excellent dyes. And because of its stable properties, it can ensure the color fastness and durability of dyes. The study of this product is of great significance for promoting the development of the chemical industry and improving the quality of related products.
Physical & Chemical Properties
6-Amino-1-naphthol-3,5-disulfonic acid has different properties. Its color may be light, if the thin mist floats in the air, or there is a change in color, it varies according to the situation. Its shape is often in the shape of fine powder, delicate like dust, and smooth to touch.
In terms of its quality, it is soluble in water, just like ice and snow entering the river, gradually melting and melting, but its solubility is also affected by temperature. High temperature, the rate of dissolution increases, if the ice in hot summer, it will melt quickly; low temperature, it will dissolve slowly, like snow in cold winter, melting leisurely.
And it is active and sensitive in the process of melting. When it comes to alkali, it is like a guest and a host, and it is synthesized into a new one; when it comes to acid, it also responds to changes. Its physical and chemical properties are all the weight of our research, in order to clarify its quality, we can make good use of it and contribute to the progress of all karma.
Technical Specifications & Labeling
6-Amino-1-naphthol-3,5-disulfonic acid is an important product of chemical industry. Its technical specifications and identification (commodity parameters) are extremely critical. Technical specifications need to clarify the method of synthesis, the raw materials must be pure and sophisticated, and the temperature, pressure and time of reaction should be precisely controlled. When synthesizing, the ratio of materials must be appropriate to ensure the purity and yield of the product.
In terms of identification, the product parameters should be listed in detail. Such as appearance, what color and shape should be; purity geometry, and impurity content must be clear. Both of these are of great significance to the quality and application of the product. In accordance with these technical specifications and labeling specifications, high-quality 6-amino-1-naphthol-3,5-disulfonic acid products can be obtained to meet the needs of all parties.
Preparation Method
The preparation method of 6-amino-1-naphthol-3,5-disulfonic acid is related to the raw materials and production process, reaction steps and catalytic mechanism.
To make this product, prepare the raw materials first, using naphthalene as the base, supplemented by sulfuric acid, nitric acid, etc. Initially, naphthalene and sulfuric acid are co-heated to sulfonate to obtain naphthalene sulfonic acid. This step requires temperature control and acid concentration, which is the key. After nitrification, nitro groups are introduced, and the reaction conditions need to be precise.
Then the reduction step is to convert nitro into amino groups, and reducing agents such as iron powder and sodium sulfide are commonly used. During reduction, pay attention to the reaction rate and degree to avoid side reactions.
Furthermore, catalysis is required to promote efficient reaction. Select a suitable catalyst to observe its effect on reaction activity and selectivity.
In this way, 6-amino-1-naphthol-3,5-disulfonic acid can be obtained through a series of steps, each step is interlocked, and the process is fine to ensure the quality and quantity of the product.
Chemical Reactions & Modifications
6-Amino-1-naphthol-3,5-disulfonic acid, the reaction and modification of this compound is important for chemical research. Looking at its chemical changes, the reaction path is quite complicated. Past studies were mostly based on conventional reaction conditions, but the effect was not ideal.
Now I want to change, try new reaction media to change its activity. Such as changing to a special solvent, or adjusting the reaction temperature and pressure. It is hoped that through this change, the reaction will be more efficient and the product performance will be optimized. After this exploration, I hope to reveal its new reaction characteristics, open up a wider space for the subsequent application of this compound, and find better uses in the chemical industry.
Synonyms & Product Names
6-Amino-1-naphthol-3,5-disulfonic acid. There are many different names and trade names for this substance. Throughout the ages, Fang scholars have had different names. Some are named for their characteristics and uses, or according to their preparation methods and origins.
In the past, it was called "naphthalamine sulfonate phenol" because it originated from naphthalene derivatives and had both amino groups, phenol groups and sulfonic acid groups. It is also related to its color and shape. It is called "red crystal sulfonate naphthalamide". After being made, it is often in the shape of red crystals.
As for the trade name, the merchants have their own ingenuity for their uniqueness. There is a selling point of excellent quality, which is called "excellent naphthol sulfonate crystal"; there is a scope of application, which is called "naphthol sulfonate for printing and dyeing", because it is widely used in the printing and dyeing industry. Although these are called different, they all refer to this 6-amino-1-naphthol-3,5-disulfonic acid.
Safety & Operational Standards
Safety and operation specification for 6-amino-1-naphthol-3,5-disulfonic acid
Fu 6-amino-1-naphthol-3,5-disulfonic acid is also an important substance used in chemical research. In the process of experiment and production, safety and operation standards are the key.
Where you come into contact with this object, the first protection should be taken. The experimenter should wear suitable protective clothing to prevent it from touching the skin. If the skin is accidentally contaminated, rinse it with plenty of water quickly, and then seek medical treatment. The eyes are the window of the soul, and the protection should not be ignored. Wear goggles to prevent it from splashing into the eyes and causing damage to the eyes. If there is any accident, open the eyelids, rinse with water continuously, and send to the doctor urgently.
The place where the operation is carried out should be well ventilated. This substance may emit harmful gases, and good ventilation can reduce its concentration in the air to ensure the health of the experimenter. And fireworks are strictly prohibited in the operation room, because they may be flammable and explosive, open flames are easy to cause disasters.
When storing, it should be placed in a cool, dry place to avoid heat and moisture. Separate from oxidants, acids and other substances to avoid chemical reactions and lead to danger.
Weighing, mixing and other operations must follow precise procedures. Use the finished utensils and wash them in time to prevent residual substances from affecting the next experiment and avoid corrosion to the utensils.
In the production process, it is also necessary to strictly follow the specifications. The equipment is regularly inspected to ensure its normal operation and avoid leakage. Operators are professionally trained and familiar with operation skills and emergency measures.
In short, the safety and operation specifications of 6-amino-1-naphthol-3,5-disulfonic acid are related to personal safety, the success or failure of the experiment and the smooth production, and should not be slack.
Application Area
6-Amino-1-naphthol-3,5-disulfonic acid is used in various fields. In the dyeing and weaving industry, it can be used as a raw material for dyes to help it dye a fresh color, with a firm and long-lasting color, which makes the fabric a lot more colorful. In the process of pharmaceutical research and development, it may have potential medicinal value, providing an opportunity for the exploration of new drugs and helping to cure diseases. In the field of chemical analysis, it can be used as a reagent to accurately detect and quantitatively analyze specific substances with its characteristics, making the analysis more accurate. This substance is widely used in a variety of fields due to its unique chemical properties, contributing to the development of related industries. The prospect is quite promising. We are waiting for our in-depth investigation to make the best use of it.
Research & Development
Taste the way of scientific research, the most important is to study unremitting, in order to seek new knowledge. Jin Yan 6 - Amino - 1 - Naphthol - 3,5 - Disulfonic Acid This compound, we have been studying for a long time.
Begin to explore its structure, analyze its properties in detail, and want to clarify its essence. After repeated experiments, I observed its reaction under different conditions in order to understand. During this period, I may encounter problems, but I have no intention of quitting.
Then, I thought about its application, hoping to be useful in practice. Looking for opportunities in the fields of industry, medicine, etc., I hope to develop its growth. Although the road ahead is long, my generation upholds the original intention and makes unremitting progress. I hope to make some achievements, so that this compound can do its best, and contribute to the development of scientific research, so as to achieve great things.
Toxicity Research
6-Amino-1-naphthol-3,5-disulfonic acid is also a chemical substance. Yu is a chemical researcher, focusing on its toxicity research.
This substance has its uses in industry, but its toxicity cannot be ignored. Try to measure it by various methods to observe its impact on living things. In experiments, small animals are used as samples to observe their state after being acted on by this substance.
It may cause physiological violations of living things, damage their organs, and disturb their metabolic order. And if this substance enters the environment, it may also cause pollution and endanger the balance of ecology.
Therefore, the study of its toxicity aims to clarify its harm and is a strategy for protection and control. Ji can reduce the harm to humans, animals and the environment during production and use, ensure the safety of all living beings, and protect the beauty of nature.
Future Prospects
Guanfu 6 - Amino - 1 - Naphthol - 3,5 - Disulfonic Acid This product is also an important product in the real chemical industry. At present, it is widely used in the fields of printing and dyeing and medicine, and is valued by the industry.
Looking to the future, science and technology are new, and its development is unlimited. In printing and dyeing, it is expected to help the color of pigments become brighter and last for a long time, making the beauty of fabrics even better. In medicine, it may be the foundation for the research and development of new drugs, helping human beings to cure diseases and prolong life.
We chemical researchers should strive diligently to explore its more potential. With time, it will be able to make this product shine in various fields, benefit the society, and achieve great things in the future, living up to expectations.
Frequently Asked Questions
6-Amino-1-Naphthol-3, What are the main uses of 5-Disulfonic Acid?
6-Amino-1-naphthol-3,5-disulfonic acid, which is an important organic compound in the field of fine chemicals, has a wide range of uses.
First, in the dye industry, it can be called a key intermediate. With its special molecular structure, it can be converted into many types of dyes through a series of chemical reactions. For example, when preparing acid dyes, it can react with specific reagents to generate dyes with bright colors and good dyeing properties. It is widely used in textile dyeing to give fabrics rich color.
Second, it also has important value in the field of pharmaceutical synthesis. In some drug synthesis routes, it is used as a starting material or intermediate to participate in the construction of pharmaceutical active ingredients. With the help of amino, hydroxyl and sulfonic acid groups it contains, it can undergo a variety of chemical modifications to meet the needs of different drug molecular structures, providing the possibility for the creation of new drugs.
Third, in the field of chemical analysis, it also has certain uses. Because of its special chemical properties, it can be used as an analytical reagent for the detection of certain metal ions or the qualitative and quantitative analysis of specific compounds. For example, combining with certain metal ions to form complexes with specific colors or physicochemical properties, so as to achieve sensitive detection of metal ions.
In conclusion, 6-amino-1-naphthol-3,5-disulfonic acid, with its unique chemical structure, plays an indispensable role in many fields such as dyes, medicine and chemical analysis, and promotes the technological progress and development of related industries.
6-Amino-1-Naphthol-3, What are the physical properties of 5-Disulfonic Acid?
6-Amino-1-naphthol-3,5-disulfonic acid, this substance is powdery, white or yellowish in color. Its solubility is unique, it is easily soluble in hot water, and it dissolves slightly slowly in cold water. Its aqueous solution has specific chemical properties, and it encounters metal ions, or precipitates, or changes color.
In terms of stability, the substance is quite stable at room temperature and pressure. However, if the ambient temperature is too high, or in contact with strong oxidants, it may cause chemical reactions and cause changes in properties. Its melting point is also an important physical property, and accurate melting point data is of great significance for identification and purification.
In addition, the density, odor and other properties of this substance also have their own characteristics. The density determines its distribution and sedimentation characteristics in different media, and its odor is not strong, but it has unique characteristics, which can help to make a preliminary determination. In industrial production and laboratory operations, knowing these physical properties is crucial for the proper handling and use of 6-amino-1-naphthol-3,5-disulfonic acid, which is related to operational safety and product quality.
Is 6-Amino-1-Naphthol-3, 5-Disulfonic Acid chemically stable?
6-Amino-1-naphthol-3,5-disulfonic acid is not very stable. Its structure contains amino groups, phenolic hydroxyl groups and sulfonic acid groups, all of which are active. The phenolic hydroxyl group is easy to oxidize and is left in the air for a long time. When exposed to light and heat, it is easy to be oxidized and cause color change, often from shallow to dark. And the amino group is basic, and the sulfonic acid group is acidic. In different acid and alkali environments, it may react, causing changes in structure and properties.
It is soluble in water, ionic state or affects stability. And because it contains multiple active groups, it is easy to react with other substances such as nucleophilic substitution and electrophilic substitution. In case of oxidizing agent, the phenolic hydroxyl group bears the brunt of oxidation; in case of acid or base, the amino group and the sulfonic acid group may participate in the reaction and change the chemical properties. Therefore, the preservation of this material needs to be protected from light and cool, and the method should be selected according to its characteristics to prevent deterioration to ensure its chemical properties are relatively stable.
6-Amino-1-Naphthol-3, what is the production method of 5-Disulfonic Acid
The preparation method of 6-amino-1-naphthol-3,5-disulfonic acid is not detailed in the ancient book "Tiangong Kaiwu", but it can be briefly described according to the current chemical preparation method.
Usually 6-nitro-1-naphthol-3,5-disulfonic acid is used as the starting material. First place it in an appropriate reactor and add an appropriate amount of reducing agent, such as iron powder and hydrochloric acid. This is the use of iron in an acidic environment to produce new hydrogen, which has strong reducing properties and can gradually reduce nitro to amino groups. The temperature needs to be controlled during the reaction, and it is generally maintained in a certain temperature range. Too high or too low temperature affects the reaction rate and product purity. After this reduction step, a mixture containing 6-amino-1-naphthol-3,5-disulfonic acid can be preliminarily obtained.
After that, the product needs to be separated and purified. The method of crystallization is often used. According to the characteristic that the solubility of 6-amino-1-naphthol-3,5-disulfonic acid in different solvents varies with temperature, a suitable solvent is selected, such as a specific proportion of water and an organic solvent mixture. After heating and dissolving the mixture, slowly cool down to allow the target product to crystallize and precipitate, and then remove impurities through filtration, washing, etc., to obtain relatively pure 6-amino-1-naphthol-3,5-disulfonic acid crystals.
There are also methods of preparing other compounds as starting materials through multi-step reactions. For example, a specific naphthalene compound is sulfonated first, a sulfonic acid group is introduced, and then the target molecular structure is gradually constructed through nitrification, reduction and other steps. Each step requires precise control of the reaction conditions, such as the ratio of reactants, reaction temperature, reaction time, etc., to ensure the yield and purity of the product.
6-Amino-1-Naphthol-3, what is the price range of 5-Disulfonic Acid in the market?
6-Amino-1-naphthol-3,5-disulfonic acid, in the market price range, it is difficult to say exactly. The price of this chemical often varies due to various factors.
First, the situation of supply and demand is the key. If the current industrial preparation, scientific research experiments, etc. are very much in demand for it, but the output is limited, the price will tend to be higher; conversely, if the supply exceeds the demand, the price will decline.
Second, quality also affects the price. Products with high purity, few impurities, and high standards are expensive; if the quality is slightly inferior, the price will also be correspondingly different.
Third, manufacturing costs also affect the price. The price of raw materials, the simplicity of the preparation process, the amount of energy consumption, etc., are all related to cost. If raw materials are scarce and expensive, the process is complicated and time-consuming, and the cost is high, the price will also be high.
Fourth, the market competition situation is also a major factor. There are many merchants, the competition is fierce, or the price is reduced for share; if the market is almost monopolized, the price will be easily manipulated.
In the past, in the world of "Tiangong Kaiwu", although there were no such fine chemicals, the price of the various substances mentioned changed with time and place, and this is also true. To know the exact price of 6-amino-1-naphthol-3,5-disulfonic acid, it is advisable to consult chemical product suppliers, trading platforms, or recent market survey reports in detail to get a more accurate price. Although it is difficult to determine the price range, after considering the above factors, it is possible to have a general idea of its price fluctuations.