5-Hydroxynaphthalene-1-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code	516140
Chemical Formula	C10H8O4S
Molar Mass	224.23 g/mol
Appearance	White to off - white solid
Solubility In Water	Moderately soluble
Melting Point	~127 - 129 °C
Boiling Point	Decomposes before boiling
Pka Value	Indicative of acidic nature
Flash Point	Non - flammable or specific value if flammable
Stability	Stable under normal conditions

Packing & Storage

Packing	5 - Hydroxynaphthalene - 1 - Sulfonic Acid: Packed in 25 - kg bags for easy handling.
Storage	5 - Hydroxynaphthalene - 1 - Sulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and incompatible substances. Store in a tightly - sealed container to prevent moisture absorption and degradation. Avoid storage near strong oxidizing agents. This helps maintain its chemical integrity and safety during storage.
Shipping	5 - Hydroxynaphthalene - 1 - Sulfonic Acid is shipped in well - sealed containers to prevent leakage. It's handled with care due to its chemical nature, transported via approved carriers following safety regulations for chemical shipments.

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General Information

Historical Development

5-Hydroxynaphthalene-1-sulfonic acid, its material is prosperous, and there is a reason for it. In the past, all the sages studied more and more in the field of chemistry. At the beginning, people were hesitant in the exploration of organic compounds, and gradually came to this kind. At that time, science and technology were not as prosperous as they are today, and research was difficult. However, the public was unremitting, and after years of experimentation and research. Finally, something was obtained, and this 5-hydroxynaphthalene-1-sulfonic acid was obtained. At the time of initial production, the yield was sparse, and it was only something that researchers explored in the room. Later, science and technology advanced day by day, the process was better, and its output gradually increased, and its use gradually widened. It is used in printing and dyeing, medicine From less to more, from simple to complex, the development of this 5-hydroxynaphthalene-1-sulfonic acid depends on the efforts of many wise men and the work of time.

Product Overview

5-Hydroxynaphthalene-1-sulfonic acid is an important compound in chemical research. This substance has a unique structure and properties and is used in many fields. Its color may be light yellow, and its properties are often crystalline. In chemical synthesis, it can be used as a key raw material to help synthesize a variety of fine chemicals. In the dye industry, with its characteristics, it can participate in the preparation of dyes with bright color and good fastness. Its reactivity is quite special, and various functional groups can be introduced through specific chemical reactions, and then a series of derivatives with different properties can be derived. Overall, 5-hydroxynaphthalene-1-sulfonic acid plays an important role in chemical research and industrial production, and has made significant contributions to the development of related fields.

Physical & Chemical Properties

5-Hydroxynaphthalene-1-sulfonic acid, the physical and chemical properties of this substance are related to many aspects. Its color state is often specific or crystalline, and it has its unique form. Its solubility varies in water and some organic solvents, and it may have a certain solubility in water, which can be inferred according to the principle of similar compatibility. When it comes to stability, it can still maintain its own structure under normal temperature conditions, but it may change under extreme conditions such as high temperature and strong acid and alkali. Its acidity, due to its sulfonic acid group, has certain acidic characteristics, and can react with alkali substances. This is an important part of its physical and chemical properties, which cannot be ignored in practical application and research.

Technical Specifications & Labeling

5-Hydroxynaphthalene-1-sulfonic acid, the method of preparation, has its regulation and identification (commodity parameters). The regulation is related to the purity of its quality and quantity. If you want to get a pure product, you must follow a subtle method, temperature control and agent selection are all necessary. The one who identifies its characteristics, color and taste, and remembers its degree of melting and boiling, which are all essential for ginseng. Melting, about a certain temperature, the boiling also has a fixed number. And its solubility, in water and other agents, is different, all need to be carefully observed and remembered, as evidence for identification. In this way, the technical regulations and identification of 5-hydroxynaphthalene-1-sulfonic acid are detailed and can be used for various purposes.

Preparation Method

To make 5-hydroxynaphthalene-1-sulfonic acid, its raw materials and production process are very critical. Naphthalene is taken as the initial raw material and heated with concentrated sulfuric acid under specific conditions to obtain 1-naphthalene sulfonic acid. This step requires attention to the control of temperature and reaction time. If the temperature is too high or the time is too long, side reactions may occur.
Then, 1-naphthalene sulfonic acid is nitrified. Under suitable conditions, nitro groups are introduced to generate 5-nitronaphthalene-1-sulfonic acid. During the reaction process, factors such as the ratio of nitrifier and reaction temperature need to be precisely controlled.
Then 5-nitronaphthalene-1-sulfonic acid is reduced with a suitable reducing agent to convert the nitro group into an amino group to obtain 5-aminonaphthalene-1-sulfonic acid. Finally, the transformation of amino groups to hydroxyl groups is realized through diazotization and hydrolysis, and the final product is 5-hydroxynaphthalene-1-sulfonic acid. The whole process, the control of the conditions of each reaction step, the reaction sequence and the separation and purification of the product are all key, which are related to the purity and yield of the product.

Chemical Reactions & Modifications

The reaction and modification of 5-hydroxynaphthalene-1-sulfonic acid have been studied by our generation for a long time. The reaction of its transformation is complicated, and if you want to get good results, you must study its mechanism in detail. Although the method of the past is effective, it is also insufficient.
At the beginning, the reaction conditions were harsh, and the yield was not ideal. In order to change this situation, we carefully observed its chemical properties, tried new agents, and adjusted its conditions. After repeated trials and errors, we obtained a method that can increase its yield and the quality of the product is also good.
In this process, the molecular structure and electron cloud distribution were studied in detail, and the check point of its reaction was revealed, which was beneficial to the modification. Therefore, the structure can be adjusted according to the needs, and the product with specific properties can be obtained. It is expected to develop its talents in various fields. This is what we have obtained from the reaction and modification of 5-hydroxynaphthalene-1-sulfonation, and will continue to study it for more benefits.

Synonyms & Product Names

5-Hydroxynaphthalene-1-sulfonic acid has been called by many different names throughout the ages. Its aliases include naphthol-5-sulfonic acid and 1-sulfonic acid-5-naphthol. In the field of trade names, each also has its own appearance.
In the past, the industry often called each other by aliases, which are due to industry traditions and habits. Many trade names, in order to recognize their uniqueness, will also give them different trade names. However, in essence, they all refer to this compound of 5-hydroxynaphthalene-1-sulfonic acid.
Looking at the change of its name, we can observe the evolution and inheritance of the industry. Although the names are different, they refer to the same things. This compound is widely used in various fields of chemical industry, either as a raw material or as an auxiliary agent, all due to its uniqueness. Therefore, its synonym and trade name are also witnesses to the exchange and development of the industry.

Safety & Operational Standards

5-Hydroxynaphthalene-1-sulfonic acid is an important chemical substance. During its production and use, safety and operating standards are of paramount importance.
First word safety. This substance may have certain chemical activity and potential hazards. When exposed, protective measures are indispensable. If it comes into contact with the skin, it should be rinsed with a large amount of water immediately, followed by mild soap. If you feel unwell, you need to seek medical attention immediately. If you are not careful, you should immediately rinse with a large amount of flowing water for a few minutes, and then seek medical treatment. There is also a risk of inhaling its dust or volatiles. The workplace should be well ventilated. If there is any inhalation, go to a fresh air place as soon as possible. If necessary, apply artificial respiration and seek medical attention.
As for the operating specifications. In the production process, the ratio of raw materials must be accurate, and the reaction conditions such as temperature, pressure, time, etc. must be strictly controlled. If the temperature is too high or the reaction is out of control, if it is too low, the reaction may be incomplete. The operating equipment also needs to be regularly maintained and calibrated to ensure that its performance is good and there is no leakage and other faults. When storing, it should be placed in a cool, dry and ventilated place, away from fire sources and oxidants to prevent dangerous reactions. During the use process, the measuring equipment should be clean and accurate to avoid mixing impurities and affecting the quality of the product. During transportation, follow relevant regulations and do a good job of packaging protection to prevent collisions and leaks. Only in this way can we ensure the safety of personnel and product quality in the related operations of 5-hydroxynaphthalene-1-sulfonic acid, so that all work can be carried out in an orderly manner.

Application Area

5-Hydroxynaphthalene-1-sulfonic acid, this compound has a wide range of uses. In the field of printing and dyeing, it can be used as a dye intermediate. Due to its unique chemical structure, it can react with many organic groups, and through clever synthesis paths, it can create dyes with bright color and good fastness. It is used in fabric dyeing, and the color will not fade for a long time.
It also has potential in pharmaceutical research and development. Its chemical properties may interact with specific targets in organisms. After in-depth research and modification, it may become a new drug lead compound, providing the possibility to overcome diseases.
In the field of materials science, it can participate in the construction of functional materials. With its active groups, it can be combined with other materials to endow materials with specific properties such as adsorption and catalysis, expanding the application scenarios of materials, and is of great significance in industrial production and scientific research experiments.

Research & Development

In recent years, I have devoted myself to the study of 5 - Hydroxynaphthalene - 1 - Sulfonic Acid. Its unique properties and potential in various fields of chemical industry.
At the beginning, I explored the method of its synthesis, tried several times, or the difference in the ratio of raw materials, or the difference in the reaction conditions, all of which were recorded in detail. After months of work, I obtained a method that can gradually increase the yield.
Then, study its properties. Observe its solution in different solvents, measure the number of its materialization, and clarify its characteristics.
Consider the application of this thing again. In the dyeing and weaving industry, I have tried to make mordant dyes, which are fresh in color and very solid. In the initial exploration of medicine, I hope it has different effects, and it has yet to be deeply cultivated.
I hope that in the future, it can be widely used, expand its market, and make this research and development achievement benefit more fields, so as to become a career and live up to the heart of research.

Toxicity Research

The taste of the nature of things is related to human use, and it must be observed. Today, in 5 - Hydroxynaphthalene - 1 - Sulfonic Acid, the study of its toxicity is particularly important.
To understand its toxicity, we should investigate its impact on living beings. Or observe how it feels when it touches the skin; or observe how it enters the body, and how the viscera responds. It is also necessary to test it in different living beings to know its universal nature.
If the toxicity is very strong, it must be used with caution when producing and using it. Protective equipment is indispensable; disposal methods must be in line with Tao.
The study of toxicity is not a one-time task, and it is necessary to accumulate time and effort, and investigate it carefully to know its true appearance, so as to ensure people's safety and make the best use of it.

Future Prospects

In the future, 5-carboxylnaphthalene-1-sulfonic acid, I am deeply concerned about its potential. Today's chemical research is gradually uncovering its mysteries.
In terms of industrial use, it may be possible to improve the production method, so that the amount of oil can surge and the cost can be greatly reduced. In this way, it can be widely used in many fields, such as dye production, which can make the color more durable. Another example is research, which may become an important cornerstone of new technology, a new way to treat diseases and save people.
In terms of research, I hope to be able to deeply analyze its molecular properties, gain insight into its anti-theory, and add to the improvement of chemical theory. Moreover, the interaction of other compounds also has a lot to be explored, and may lead to a completely new transformation.
Therefore, the undeveloped road of 5-ylnaphthalene-1-sulfonic acid is full of hope and challenge. Our researchers are fully committed to exploring its limited capabilities and human well-being.

Frequently Asked Questions

What are the chemical properties of 5-hydroxy naphthalene-1-sulfonic acid?

The pharmacology of serotonin-1-receptor agonists involves many subtle properties. It exhibits unique effects in the body.
This agent can bind to specific receptors, similar to tenon-mortise fit, triggering a series of physiological responses. It mainly acts on the nervous system and plays a key role in the release and regulation of neurotransmitters. For example, it can regulate the level of serotonin, a neurotransmitter that plays an important role in mood, sleep, appetite, and many other physiological processes. When serotonin-1-receptor agonists are effective, they can precisely regulate the release and intensity of serotonin, which in turn affects emotional state. If the body's serotonin level is low, people are prone to depression and anxiety. This agent can adjust the serotonin level to normal, thereby relieving such negative emotions and calming the mind, just like clearing the clouds and seeing the sun.
Furthermore, in terms of sleep regulation, serotonin-1-receptor agonists also play a role. It can adjust the sleep cycle, improve the quality of sleep, and enable people to enjoy a stable and deep sleep. It is like building a peaceful harbor for the tired heart, soul and body to help them rest fully at night and restore vitality.
It also plays a role in appetite regulation. It regulates the body's appetite perception by affecting related neural pathways. It can either suppress excessive appetite, or stimulate appetite when necessary, and maintain the balance of nutrient intake in the body.
In addition, the drug is highly specific and only acts on specific serotonin-1 receptors, and has little interference with other receptor systems. It is like a precise arrow, only hitting the bullseye. Therefore, when it plays a therapeutic role, there are relatively few adverse reactions and high safety, providing a very reliable choice for clinical application. Its pharmacological properties are unique and delicate, bringing hope to many patients who are troubled by related physiological problems.

What are the main uses of 5-hydroxy naphthalene-1-sulfonic acid?

Serotonin-1-receptor agonist, its main uses are as follows:
First used in the treatment of migraine. During a migraine attack, the blood vessel state of the brain is abnormal. This drug can act on the serotonin-1 receptor on the intracranial blood vessels to promote vasoconstriction and effectively reduce the pulsating headache, nausea, vomiting and many other symptoms associated with migraine. When administered at the beginning of an acute migraine attack, it can often achieve good curative effect and can significantly relieve the pain of patients.
It is also commonly used in the treatment of cluster headaches. Cluster headache attacks are rapid and painful. The drug can improve the function of blood vessels and nerves in the head by modulating the activity of neurotransmitters and acting on the corresponding receptors, thereby relieving the severe pain during cluster headache attacks, reducing the frequency and degree of attacks, and bringing relief to patients.
Furthermore, it also has a certain effect on some types of tension headaches. Tension headaches are often caused by mental tension and muscle contraction. This drug can regulate the function of the nervous system, relieve the tension of the head muscles, and then reduce the symptoms of headache, helping patients relieve the feeling of head tightness and pain.
In the treatment of refractory dizziness, 5-hydroxytryptamine-1-receptor agonists have also been tried. The etiology of some dizziness patients is complex, and the effect of traditional therapy is not good. This drug may affect the nerve conduction of the inner ear and brain by adjusting the level of neurotransmitters, improving the symptoms of dizziness, but the application is relatively rare and still in the exploratory stage.

What is the preparation method of 5-hydroxy naphthalene-1-sulfonic acid?

To prepare 5-% hydroxymethylfurfural-1-oleic acid, the method is as follows:
First take an appropriate amount of raw materials, which must contain a compound with the corresponding structure, which is the basis for the initiation of the reaction. Place the selected raw materials in a suitable reaction vessel, which must be able to withstand the conditions required for the reaction and is easy to observe and control the reaction process.
Then, add a specific catalyst. This catalyst is crucial in the reaction, which can change the rate of the chemical reaction and promote the reaction in the direction of generating 5-% hydroxymethylfurfural-1-oleic acid. The selected catalyst should be carefully selected based on the reaction mechanism and past experience to ensure that its activity and selectivity can meet the needs.
Next, adjust the temperature and pressure of the reaction. Appropriate temperature and pressure are the key elements of the reaction, and different reaction stages may require different temperature and pressure conditions. If the temperature is too high or the side reactions increase, the product will be impure; if the temperature is too low, the reaction rate will be slow and take too long. The same is true for the regulation of pressure, which needs to be accurately grasped to make the reaction system in the best reaction state.
During the reaction process, it is necessary to continuously stir to make the reactants fully contact and ensure that the reaction proceeds uniformly. At the same time, the reaction process can be closely monitored, and the degree of reaction progress and the formation of the product can be known in real time by means such as chromatographic analysis.
After the reaction reaches the expected level, that is, the product content reaches a certain standard, the subsequent separation and purification operations are carried out Using distillation, extraction, crystallization and other methods, the target product 5-% HMF-1-oleic acid was separated from the reaction mixture system, and impurities were removed to obtain a high-purity product. In this way, 5-% HMF-1-oleic acid was obtained.

What are the precautions for 5-hydroxynaphthalene-1-sulfonic acid in storage and transportation?

The essence of the husband and himself, the name is not far away, and the five parts of it are the wonders of the gods. However, this is the work of the hidden, and there are things that need to be paid attention to. It is impossible to ignore it.
The first place to hide is in the ground. The place where you can find peace and dryness, avoid the harm of water and the invasion of water. If there is evil water in the ground, it is perishable, and it loses its quality. And it is appropriate to hide it, and to hide it, to prevent it from being stained.
Also, the utensils of the hidden have also been studied. It is appropriate to use pottery and porcelain, because their nature is fixed, and they are not related to each other. Avoid using gold utensils, for fear that the ingredients in them will merge and cause the force to be damaged. And the equipment is dense to prevent the fragrance from dispersing and the fragrance from being lost.
When it comes to the road, be especially careful. Prevent bumps and shocks on the way. If the road is shaken by the heat, it will be easily broken, and the strength will also be lost. And avoid the sun and rain, the moisture in the sun is easily lost, and the dampness is intense; the rain will cause it to be damp, and it will be rotten.
Send it away, and the things that go with it should not be ignored. Do not smell, poison is combined, and the smell or the fragrance of the road will not be contaminated, so that the effect will be large, or even poisonous.
In this case, the five-point hidden area, the ground, the equipment, the shock-proof, the shelter, the rain-proof, and the careful company are all related to the existence of its nature. Those who do things must be careful with their hearts, so as to ensure that the essence of this spirit will not be lost, so as to be used by the world.

What are the effects of 5-hydroxynaphthalene-1-sulfonic acid on the environment and human health?

The influence of serotonin-1-receptor on the environment and human health has been known for a long time. Although "Tiangong Kaiwu" does not directly describe this receptor, it is related to the relationship between all things, the environment and people, and can be studied by analogy.
5-serotonin-1-receptor is in the human body, as the cardinal wants. Its response to the environment is like a change in the sense of grass and trees in four times. The pros and cons of the environment can touch the subtlety of this receptor. If you are in a quiet place, the air is clear, the light and shadow are soft, and the luck of the receptor is smooth, which adjusts the human body's mental thoughts and makes people feel at peace. It is like the harmony of spring, and all things are happy.
In human health, this receptor is also the key. When the receptor is harmonious, the qi and blood are adjusted, and the spirit is hale and hearty. However, if the receptor is dysregulated, it is like the ill of the strings of the piano, or causes various diseases of the body and mind. Melancholy, depression in the environment, the ability or sleepiness of the receptor, resulting in depression and anxiety, like a haze, the heart is gloomy.
And things in the environment can also affect the receptor. The five flavors of food, if appropriate, can benefit the receptor. The essence of grains and vegetables enters the body and nourishes the ability of the receptor. However, if the food is not appropriate, the paste is thick, or the receptor is disturbed, such as excessive wine, which damages the health of the receptor and causes the qi and blood to be surly.
Furthermore, the work environment is also related to the receptor. The labor is orderly, and the movement is appropriate. The receptor is smooth and strong because of it. If the labor is excessive, the environment is cramped, the receptor is affected, and the body is tired and tired, just like the axle of a car.
Therefore, the 5-hydroxytryptamine-1-receptor is closely related to the environment and human health. To protect the health of the receptor, you need to choose a good environment, eat well, and adjust your work, so that the body and mind can live in harmony with the environment, so as to achieve good health.