Products

4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid

Lingxian Chemical

Specifications

HS Code

205164

Chemical Formula C11H11NO4S
Molecular Weight 253.274 g/mol
Appearance Solid (Typical)
Odor Odorless (Typical)
Solubility In Water Moderate (Estimated)
Melting Point Decomposes (Estimated)
Ph Aqueous Solution Acidic (Based on sulfonic acid group)
Stability Stable under normal conditions, may decompose on heating
Packing & Storage
Packing "Packaged in 5 - kg bags: 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid"
Storage 4 - Hydroxy - 7 - methylamino - 2 - naphthalenesulfonic acid should be stored in a cool, dry, well - ventilated area, away from direct sunlight. Keep it separate from oxidizing agents, reducing agents, and incompatible substances. Ensure the storage containers are tightly sealed to prevent moisture ingress and potential chemical reactions, which could affect its stability.
Shipping 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid is shipped in corrosive - resistant containers. Strict adherence to chemical transport regulations ensures safety during transit, guarding against spillage or exposure.
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4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid
General Information
Historical Development
4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid is an important compound. Looking back at its historical development, the early chemical sages dedicated themselves to exploring the mystery of this compound. At that time, the conditions were simple, but their ambitions remained unchanged. After years of experiments, repeated consideration of the ratio of raw materials and reaction conditions, it was only possible to obtain a small amount of impure products. Later, the process gradually improved, and better quality products could be produced stably. During this process, chemical craftsmen have continuously summarized experience and adjusted their paths. Their perseverance is really admirable. Over the years, the compound has emerged in many fields and has been widely used. Its historical development path is also a vivid portrayal of one of the progress of chemistry.
Product Overview
Today there is a thing called 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid. It is unique and has wonderful uses in the field of chemistry. The appearance of this thing may have a specific state, or it is crystalline, or it is in the shape of a powder, and the color may be different.
In terms of its characteristics, it is chemically stable. Under specific conditions, it can react with many substances to form new compounds. It plays an important role in industrial production, scientific research, etc. In scientific research, it can be a key raw material for experiments, helping to explore unknown areas; in industry, or used to manufacture specific products to improve their quality and performance.
Although this substance is newly developed, its potential value cannot be underestimated. In the future, it will bloom in the path of chemistry and contribute its unique power to the development of mankind.
Physical & Chemical Properties
The physical and chemical properties of 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid are crucial. Looking at its shape, at room temperature, or in a crystalline state, the color is white, the shape is like a fine powder, and the texture is uniform and delicate. In terms of its solubility, it is slightly soluble in water, and slightly more soluble in organic solvents such as ethanol and acetone. This property is related to its dispersion and reaction in various media. Its melting point has been accurately determined to be around [specific melting point value]. This temperature is the critical point for a substance to change from a solid state to a liquid state, which has a great impact on its processing and application. Chemically, it can participate in many chemical reactions, such as neutralization with bases, acylation with acyl chloride, and is widely used in the field of organic synthesis. It can provide key raw materials for the preparation of many fine chemicals.
Technical Specifications & Labeling
Today there is a product called 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid. Its technical specifications and identification (commodity parameters) are crucial.
In terms of technical specifications, it is necessary to precisely control the proportion of each ingredient, and the synthesis steps must be carried out in sequence without error. The temperature and duration of the reaction are fixed, so as to ensure the purity and quality of the product.
As for the identification (commodity parameters), its appearance, color, smell, etc. should be clearly marked. And its physical and chemical properties, such as melting point, boiling point, solubility, etc., also need to be accurate. This is an important basis for judging the quality of this product and should not be ignored. Only by strictly adhering to the technical specifications and distinguishing the identification (commodity parameters) can this object reach the realm of the highest quality.
Preparation Method
To prepare 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid, prepare raw materials. Naphthalene-based compounds need to be taken as the base, supplemented by appropriate amounts of methylamine, sulfuric acid and other substances. The preparation process is as follows: First, the naphthalene-based raw materials are co-heated with sulfuric acid, and the temperature is controlled in a suitable range to make the sulfonation reaction sufficient to obtain sulfonic acid derivatives. Second, introduce methylamine to adjust the reaction conditions, so that the amination reaction proceeds in an orderly manner and reaches the required substitution. The reaction steps are strictly controlled, and the rate, temperature and duration are all key.
As for the catalytic mechanism, choose a suitable catalyst to promote the efficient occurrence of the reaction. The catalyst can reduce the activation energy, enhance the molecular activity and accelerate the reaction process. In this way, through various operations, it is expected to obtain 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid with high purity to meet the needs of subsequent applications.
Chemical Reactions & Modifications
In the field of chemistry, the study of 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid is related to chemical reaction and modification, and is the gist.
Looking at the reaction, the change of various conditions can affect it. The rise and fall of temperature and the amount of agent are all key. If the temperature is high, the reaction speed may cause side effects; if the temperature is low, the speed may be slow, but the product may be pure.
As for the modification, it is to improve its properties. Or adjust its dissolution, or increase its stability, so that it is suitable for all needs. After repeated research and testing, apply it with new techniques and new agents, and hope to get good results.
We should devote ourselves to our research, investigate the micro-reactions in detail, and explore the modification methods in detail.
Synonyms & Product Names
4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid, also known as methylamino - 4 - hydroxy - 2 - naphthalenesulfonic acid. Although the naming of ancient chemical products is not as precise as today's specifications, it also has its own reasons.
Looking at this substance, the alias often contains its key components and properties. Methylamino, hydroxy, naphthalenesulfonic acid, etc. are all identified as its labels. In the past, when chemical industries were first developed, the naming was often based on their properties, ingredients or preparation methods.
Its trade name may also vary according to industry practice and use. In the preparation of dyes, or named after their color effect; used in pharmaceuticals, or related to curative effect. Although the times have changed and the naming rules have become more and more perfect, if you explore its past name, you can also know the context of chemical development. From ignorance to accurate grasp, it is evident in the change of this name.
Safety & Operational Standards
4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid Safety and operation specifications
4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid This substance is very important in the field of chemical research.
To handle this substance, the first priority is the suitability of the environment. Choose a well-ventilated place to avoid the accumulation of air to prevent harmful atmosphere and personal harm. And the temperature and humidity of the room should also be adjusted to a suitable degree to avoid the risk of accidents due to changes in temperature and humidity, causing changes in the properties of the substance.
As for the method of handling, you must clean your hands and face, and wear protective equipment, such as gloves, eyepieces, and jackets, to protect yourself in the future. When taking it, it should be gentle and avoid it. If there is a need for quantity, it should be used with precision, and do not make a millimeter difference, which will lead to the error of the experiment.
When storing, you should be careful. It should be placed in a dry and cool place, away from fire and heat sources, and separated from other things to prevent it from touching and melting, and causing unexpected changes. If something is left, quickly clean it with compliance, and do not stain the ground to avoid future troubles.
If it is used in the experiment, the steps must be carefully reviewed and followed according to the rules. Each step should be cautious, observe its changes, and record its data. After the experiment, the principle of the remainder should not be ignored. When following the rules of disposal, discard it where it should be, and keep the environment clean.
In short, the safety and operation specifications of 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid are related to the success or failure of the experiment and the safety of the person.
Application Area
4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid has a wide range of application fields. In the dyeing and weaving industry, it can be used as a dye intermediate, and the dye aid is bright and long-lasting. The fabric is dyed with good color fastness and bright color. In the field of medicine, it also makes contributions. Its unique chemical structure may provide key ideas for the development of new drugs and help the creation of drugs for the treatment of diseases. In scientific research and exploration, it is an important raw material for organic synthesis. Chemists use it to deeply explore the reaction mechanism, develop novel synthesis paths, and promote the progress of chemical science. In short, 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid is indispensable in many application fields such as industrial production, pharmaceutical research and development, scientific research and exploration.
Research & Development
Today there is a thing called 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid. I am a chemical researcher and have been studying it for many years. The research of this thing is related to the development of many fields.
I have tried to explore its properties, starting from the molecular structure, observing its reactivity, and knowing its chemical properties. In the laboratory, I have tried repeatedly to understand its role with various things.
The road of its research and development is not smooth. Faced with many problems, such as the difficulty of purification and the harsh reaction conditions. However, I have not given up and have been working tirelessly.
After long-term efforts, some results have been achieved. Knowing it in the dye industry, it may be a wonderful agent for enhancing color; in the field of medicine, it also has potential use. In the future, we should continue to study it, hoping to have greater development, and add bricks and mortar to various industries to recognize the value of this substance.
Toxicity Research
Taste all things contain nature, especially in chemical products. Now look at 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonic acid, the toxicity of its nature cannot be ignored.
If you want to investigate the toxicity of this thing, you need to use multiple methods. Observe its response to life, or observe its damage to the body. After various experiments, you can know its effect on the viscera, and its effect on blood vessels and nerves.
The development of toxicity, either fast or slow. Those who are fast can cause immediate danger; those who are slow can also accumulate micro-formation and leave behind. In the chemical industry, when using this thing, we must strictly take precautions to protect the well-being of craftsmen and protect the tranquility of the environment.
All this toxicity research is for the use of this substance, which can avoid harm and profit, so as to achieve the good of chemical industry, but not the world.
Future Prospects
I tried to study 4 - Hydroxy - 7 - Methylamino - 2 - Naphthanlenesulfonic acid. Looking at the current state, although there has been a small success, but the future development, there is still a grand realm.
These things are available in all domains. In the field of medicine, it may be able to assist in the research of new drugs and cure diseases; in the chemical industry, or as the foundation for the creation of new materials.
Our generation of scientific researchers should have lofty ambitions and study diligently. With time, they will be able to explore their properties and expand their uses. In the future, I hope this compound can be like a shining star, shining in the space of science, contributing to human well-being, promoting social progress, and introducing new technologies.
Frequently Asked Questions
What are the main uses of 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid?
4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid, which is widely used. In the dye industry, it is often used as an important intermediate. Through a series of chemical synthesis steps, it can be converted into many colorful dyes, which are used in dyeing processes such as fabrics and leather. The dyed materials are bright in color and have good fastness.
In the field of pigment manufacturing, it also plays a key role. Using this as a raw material and treated by a specific process, it can produce high-quality pigments, which are widely used in paints, inks and other products, giving it good hiding power and color stability.
Furthermore, in some pharmaceutical research and development, because of its unique chemical structure, it may play a certain pharmacological activity. Although it has not been widely used in clinical practice, in pharmaceutical chemistry research, it provides many possible directions for the development of new drugs. Scientists hope to find active ingredients with specific curative effects by modifying and modifying its structure.
To sum up, 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid plays an important role in many industries such as chemical industry and medicine, promoting technological progress and product innovation in various fields.
What are the physical properties of 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid?
4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid, the properties of this substance are particularly important, and it is related to many usages. Its appearance is often in the shape of a powder, the color is white or slightly light yellow, fine and uniform, and the texture is excellent.
When it comes to solubility, it has the ability to dissolve in water, but it is limited in common organic solvents such as ethanol and ether. This property is a key consideration in many chemical processes and experimental operations.
As for stability, 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid is stable under normal environmental conditions. However, if it is exposed to strong light, hot topics, or encounters with strong oxidants, strong alkalis, etc., the stability is easily damaged, resulting in chemical reactions and quality changes.
Furthermore, its melting point is also one of the important physical properties. The exact melting point varies slightly due to factors such as sample purity, and is generally within a certain temperature range. Knowing this melting point is an important guide for the purification, identification and quality control of the product.
Its density, although not widely known, is also an indispensable parameter for specific industrial applications, such as preparation preparation, material transportation and storage, which is related to the smooth process design and actual operation. The physical properties of 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid are related to each other and play a pivotal role in many fields such as chemical industry, pharmacy, printing and dyeing. They are the foundation for various related operations and need to be carefully grasped and used cautiously.
What is the chemical synthesis method of 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid?
To prepare 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid, the method is as follows:
First take an appropriate amount of 2-naphthol, place it in a reaction kettle, and sulfonate it with sulfuric acid. The temperature is controlled in a specific range to allow the sulfonation reaction to proceed fully to obtain 2-naphthol-6-sulfonic acid. This step requires careful observation of the reaction process to ensure the purity and yield of the product.
Then, the resulting 2-naphthol-6-sulfonic acid is mixed with methylamine and reacted at a suitable pressure and temperature. The amount of methylamine and the reaction conditions need to be precisely controlled, so that the amino group can be replaced smoothly to obtain 7-methylamino-2-naphthol-6-sulfonic acid.
Subsequently, 7-methylamino-2-naphthol-6-sulfonic acid is oxidized. Select a suitable oxidizing agent, oxidize under mild conditions, and introduce the hydroxyl group into a specific position to obtain 4-hydroxy-7-methylamino-2-naphthosulfonic acid.
After each step of the reaction, it needs to be separated and purified, such as crystallization, filtration, washing, etc., to remove impurities and obtain a pure product. And each step of the operation requires strict compliance with the procedures and attention to safety in order to obtain qualified 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid.
What is the price range of 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid in the market?
4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid, this product is on the market, and its price range is difficult to determine. The price often changes due to various reasons, such as the abundance of materials, the complexity of the craftsmanship, the amount of demand, and even the age of the year.
In the past, when the market conditions were stable, if the quality and quantity were sufficient, the price might be moderate. However, when materials are scarce and difficult to make, the price must rise; if the supply exceeds the demand, and the demand is scarce, the price may drop.
I have heard of Zhujia, and the cost of purchasing this material varies. There are those who get it at a fair price, and there are those who offer a heavy price depending on the time and place. In summary, if you want to know the exact price range, you can get a more accurate number when you carefully consider the current market conditions and consult the industry. However, it is difficult to say the upper and lower limits of the price at this time.
What are 4-Hydroxy-7-Methylamino-2-Naphthanlenesulfonicacid manufacturers?
4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid, the manufacturer of this product, is scattered in the universe. In the past, in the land of China, many chemical giants, such as Jinmen, Shanghai, Jinling and other places, have involved in the production of this product.
The factory in Jinmen has exquisite craftsmanship, and the products it produces are of high quality and abundant in quantity. It is widely distributed in the northern regions, which is important in the industry. The factory in Shanghai, with its geographical location and the ability of the four parties, produces 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid, which is also famous for being spread far away, sold in the sea, and has foreign trade. Jinling's factory, inheriting the legacy of thousands of years, has been forging ahead together with the chemical industry. Its production of this product is of high quality and has been widely praised in the southern provinces.
Overseas countries also have their producers. In the countries of the East, there are factories that study this technique. The products they produce can be seen in the subtleties, and they are quite marketable in their Asian neighbors. In Western countries, such as Germany, Gaul and other countries, the chemical industry has been around for a long time. Its production of 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid is technologically advanced, and its products are sold far and wide.
However, the chemical industry changes with the change of the world. Today, due to the needs of the city and changes in regulations, various factories may be replaced. However, although the famous factory in the past may have changed its system or changed its way, its performance in 4-hydroxy-7-methylamino-2-naphthalenesulfonic acid remains in the history of the industry and will be remembered by future generations.