1-Naphthalenesulfonicacid,4-Hydroxy-

Lingxian Chemical

Specifications

HS Code	874616
Chemical Formula	C10H8O4S
Molecular Weight	224.23
Appearance	Solid (usually white to off - white)
Solubility In Water	Moderately soluble
Melting Point	Approximately 195 - 200°C
Boiling Point	Decomposes before boiling
Odor	Odorless or very faint
Density	Data may vary, but around 1.5 - 1.6 g/cm³
Ph In Solution	Acidic
Stability	Stable under normal conditions, but may react with strong oxidizing agents

Packing & Storage

Packing	500g of 4 - Hydroxy - 1 - Naphthalenesulfonic acid packaged in a sealed plastic bag.
Storage	1 - Naphthalenesulfonic acid, 4 - Hydroxy - should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in tightly sealed containers to prevent moisture absorption and contamination. Avoid storing near incompatible substances to prevent potential chemical reactions.
Shipping	1 - Naphthalenesulfonic acid, 4 - Hydroxy - is shipped in well - sealed, corrosion - resistant containers. Special care is taken to ensure compliance with chemical transportation regulations due to its nature as a chemical compound.

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General Information

Historical Development

1 - Naphthalenesulfonic acid, 4 - Hydroxy - The development of this substance has a long history. In the past, chemical researchers first entered this field and explored its properties and production methods. At that time, the conditions were simple, but everyone's research heart was not reduced.
With the passage of time, science and technology have gradually advanced, and its research has become more and more in-depth. Knowing its delicate structure and unique properties, it is widely used in various industries. The pharmaceutical industry uses its characteristics to help drug synthesis; the world of dyeing and weaving, with its color and luster.
Looking at its historical evolution, from ignorant initial exploration to skillful application, many scholars have worked hard to achieve today's achievements, adding a treasure to the field of chemistry and benefiting many industries.

Product Overview

1 - Naphthalenesulfonic acid, 4 - Hydroxy -, the general description of its substance is as follows. This substance has unique properties. Viewing its shape, or showing a specific state, color or difference. Its properties are different in various aspects of chemistry. In the performance of the reaction, it can participate in a variety of chemical changes. Among its structure, the naphthalene ring is associated with the sulfonic acid group and the hydroxyl group, and this structure gives it unique chemical properties. In the field of industry, it is also widely used. It can be used as a reagent for a certain type of reaction to help make other things. Or in the dye, medicine and other industries, it has its own function. Although its details are not fully developed, it has been seen in the chemical world in general terms, and it has an important position. The future research path may be broader.

Physical & Chemical Properties

The physical and chemical properties of 4-hydroxy-1-naphthalenesulfonic acid can be studied. Looking at its shape, it often takes on a specific appearance, or is a powder, or has a different state. Its color is also characterized, or shows a pure color, or has a little heterogeneous rhyme.
In terms of its solubility, it may be soluble or insoluble in a specific solvent, which is related to the properties of the solvent. Its melting point, boiling point and other physical constants are also important for its characteristics. Chemically, because its structure contains hydroxyl and sulfonic acid groups, it is active. Hydroxyl groups can be involved in a variety of reactions, and sulfonic acid groups can also play a unique role in chemical reactions. They can undergo different changes with many reagents, or form new compounds, or undergo different chemical transformations. This is one of the interesting aspects of chemical research.

Technical Specifications & Labeling

Today there is a thing called 1 - Naphthalenesulfonicacid, 4 - Hydroxy -. If you want to clarify its technical specifications and labels (commodity parameters), you should check it in detail.
Its quality needs to meet specific regulations. Appearance color, purity and geometry are all important items. Looking at its color, it should be pure and free of impurities; testing its purity, it should be accurate.
On the logo, the name should be stated, and the book "1 - Naphthalenesulfonicacid, 4 - Hydroxy -" cannot be wrong. And its content, properties and other parameters should also be remembered in detail.
The method of preparation should follow a rigorous process. The mixing of various raw materials, the temperature and time of reaction, all need to be precisely controlled to ensure that their quality meets the specifications and the identification is correct before they can be used.

Preparation Method

The method of making 4-hydroxy-1-naphthalenesulfonic acid, the first heavy raw materials and production process. Choose pure 1-naphthalenesulfonic acid, supplemented by suitable hydroxylation reagents, and mix the two in a delicate ratio.
The reaction step is to heat up to a moderate level and let it slowly combine. Control the temperature in a precise range, do not overplay or cause the product to be impure. During the reaction, stir frequently to make the material uniform.
The catalytic mechanism is also the key. Select a high-efficiency catalyst, which can promote the reaction speed and yield. After the reaction is completed, separate the product in a proper way, remove impurities, refine and purify to obtain pure 4-hydroxy-1-naphthalenesulfonic acid. In this way, only a complete preparation path can be obtained to obtain high-quality products.

Chemical Reactions & Modifications

Guanfu 1 - Naphthalenesulfonic acid, 4 - Hydroxy - This compound, in the field of chemistry, its reaction and modification are the most important research of our generation.
In the past, the reaction path is complicated, or in a specific medium, according to the change of acid and base, the molecular conformation is different, resulting in different reaction biases. However, there are also difficulties in the way of modification. In the past, traditional methods were mostly used to obtain it, but the efficiency was not ideal, and the purity of the product may be insufficient.
Today is different from the past, with technological evolution and new techniques emerging. Or use the method of catalysis to precisely guide the reaction and improve the yield and purity; or use new materials to build a unique microenvironment for the reaction to make the modified quality better. In this way, the new appearance of the reaction and modification of this compound can be obtained to meet various needs and promote the progress of chemical technology.

Synonyms & Product Names

1 - Naphthalenesulfonic acid, 4 - Hydroxy - that is, 4 - hydroxy - 1 - naphthalenesulfonic acid, the synonym and trade name of this substance are of great research value.
The name of Guanfu chemical substances often has various names due to different uses, methods and properties. 4 - Hydroxy - 1 - naphthalenesulfonic acid, in the industrial field, or because of its participation in specific synthetic reactions, has obtained the name of another product. Its synonyms also change with industry habits and research emphasis.
Or because it is a key raw material in dye synthesis, the industry calls it by another name, which is convenient for communication and practice. Or because of its unique chemical activity, there are also different expressions in the scientific literature, all of which are to accurately explain its characteristics and applications. In this way, the complexity of synonyms and trade names is an inevitable phenomenon in the process of chemical substances in human exploration and application, which helps different fields to further study and apply them rationally.

Safety & Operational Standards

The safe production and operation specifications of 1-naphthalenesulfonic acid-4-hydroxyl group are related to chemical production and should be studied in detail.
The husband of this product has different characteristics. When storing, choose a cool, dry and well-ventilated place, away from fire and heat sources, to prevent accidents. Packaging must be tight to prevent leakage and damage to the surrounding area.
When operating, all protection must not be ignored. The operator wears protective gloves and goggles in front of suitable protective clothing to avoid touching the skin and eyes and causing damage. It is best to operate in a fume hood. If it is in an open space, it is also necessary to ensure smooth ventilation and disperse harmful gases.
If you accidentally leak, you should dispose of it as soon as possible. Cut off the fire source first, and prevent people from approaching to avoid danger. Small leaks can be absorbed by inert materials such as sand and vermiculite and collected properly; if there is a large amount of leakage, you need to build an embankment to contain it, transfer it to a special container with a pump, and hand it over to professional disposal.
Furthermore, emergency measures are also necessary. If it comes into contact with the skin, rinse it with a large amount of flowing water immediately, and then seek medical treatment; if it enters the eye, immediately lift the eyelids, rinse it with flowing water or normal saline, and send it to the hospital quickly; if inhaled, leave the scene quickly to a fresh air place, and give oxygen for breathing difficulties. If necessary, perform artificial respiration and send it
Safe production is related to human life and the environment. Operational standards are the cornerstone of chemical production. In this 1-naphthalenesulfonic acid-4-hydroxy compound, only by strictly observing safety and operating standards can it be guaranteed.

Application Area

1-Naphthalenesulfonic acid-4-hydroxyl group is very useful in various application fields. It can be used as a dye intermediate in the field of dyeing and weaving. With its unique chemical structure, it can help dyes to be more stable in fabrics, making the color bright and lasting. In the pharmaceutical and chemical industry, it also contributes. Or through specific reaction steps, it can prepare ingredients with medicinal activity, which is helpful for the healing of diseases. In the production of surfactants, it is also indispensable. It can change the surface properties of chemical substances and improve their emulsification, dispersion and other properties. With its ingenious chemical properties, this compound plays a key role in dyeing, weaving, medicine, chemical industry and other application fields, contributing to the development of various industries.

Research & Development

Yu Yan 1 - Naphthalenesulfonicacid, 4 - Hydroxy - This substance has been around for a long time. At the beginning, I dedicated myself to its exploration, to clarify its properties and investigate its uses.
Study its quality, analyze its structure, know chemical bonds, and know the state of molecules. In the reaction environment, observe its changes, or combine with other substances, or self-decompose, are all recorded in detail.
Also think about its use, in industry, or as a dye material, or as a catalyst; in medicine, or in the way of new drugs, or as an adjuvant.
However, there are many obstacles to the way forward. If you want to obtain a pure product, the art of separation needs to be refined; if you want to expand its use, the mechanism is still in depth.
However, the heart is still strong, you must exhaust your efforts to explore its subtleties, and hope to make progress. Promote the development of this product, and move forward unremittingly for the prosperity of the industry and the benefit of the world.

Toxicity Research

The toxicity of 1 - Naphthalenesulfonic acid, 4 - Hydroxy - is studied in this study. The properties of this compound, or related to human health, cannot be studied carefully.
To observe the structure of its molecules, the hydroxyl group and the naphthalenesulfonic group are combined in the naphthalenesulfonic ring. The hydrophilic group of the hydroxyl group may increase its dissolution in the living body; the properties of the naphthalenesulfonic group also affect its behavior in the environment and biological systems.
To explore the experimental methods, observe its effect on cells, and measure the changes in cell proliferation and apoptosis. Also, animals were used as models to observe the symptoms after oral and percutaneous exposure, such as differences in behavior and physiological functions.
After research, if the amount of this compound exceeds the threshold, it may damage the structure and function of cells, and cause organ diseases in animals. Therefore, the process of its production and use should be strictly controlled to avoid its dispersion in the environment and endanger life.

Future Prospects

In today's world, the research of chemical substances is changing with each passing day. 1 - Naphthalenesulfonic acid, 4 - Hydroxy - This substance is also of great importance to us. Although it is used or not widely used at the moment, our generation has looked at its nature, considered its quality, and looked forward to the development of the future.
This substance has a unique structure and unique characteristics. Or in the chemical industry, it can be used as a new agent to help smooth the reaction; or in the field of medicine, it can open up new paths and help cure diseases. Although it has not shown its great power at present, it will surely shine with time and various studies.
Our researchers, with a tenacious heart, should explore the secrets of the poor. In the future, 1 - Naphthalenesulfonic acid, 4 - Hydroxy - can be used to the best of their ability, for the benefit of industry and people's livelihood, all of which have outstanding effects, so as to become the ambition of our researchers and develop a new chapter in the future.

Frequently Asked Questions

1-Naphthalenesulfonic acid, what are the chemical properties of 4-Hydroxy-

4-Hydroxy-1-naphthalenesulfonic acid, which is an organic compound. It is acidic. Due to the sulfonic acid group, hydrogen ions can be partially ionized in water, and it has acidic characteristics. This acidic nature allows it to act as an acid in chemical reactions to participate in many reactions, such as neutralization with bases to generate corresponding salts and water.
In terms of physical properties, it is usually in solid form, and the specific appearance may vary depending on the purity and crystallization conditions, or it is crystalline or powdered. In terms of solubility, it has a certain solubility in water, and the hydrophilicity of the sulfonic acid group allows it to be dispersed in an aqueous medium to a certain extent; at the same time, due to the existence of naphthalene rings, it also has a certain solubility in some organic solvents, which affects its operation and application in organic synthesis and related fields.
From the perspective of chemical activity, the presence of hydroxyl groups adds a unique reaction check point to the compound. Hydroxyl groups can undergo esterification reactions, react with acids or anhydrides under suitable conditions to form ester compounds, which are often used in organic synthesis to construct compounds with specific structures and functions. And hydroxyl groups can be oxidized to form products in different oxidation states. Depending on the oxidation conditions and the oxidizing agents used, aldehyde groups, carboxyl groups, etc. can be formed. In addition, the naphthalene ring, as a fused aromatic hydrocarbon structure, has certain aromaticity, and can undergo electrophilic substitution reactions, such as halogenation, nitrification, sulfonation, etc. Different substituents are introduced at specific positions of the naphthalene ring, thereby deriving a variety of compounds and expanding its application scope. In short, 4-hydroxy-1-naphthalenesulfonic acid has rich chemical properties and has important research and application value in many fields such as organic synthesis, pharmaceutical chemistry, and materials science.

What are the main uses of 1-Naphthalenesulfonic acid, 4-Hydroxy-

1-Naphthalenesulfonic acid-4-hydroxyl group has a wide range of uses. In the chemical industry, it is often used as a key raw material for organic synthesis. For example, when preparing specific dyes, it can be used as a starting material. Through delicate chemical reactions, the complex molecular structure of the dye is gradually constructed, giving the dye its unique color and stability.
In the field of pharmaceutical research and development, it also has important functions. Or it can be used as a key fragment of the lead compound. Scientists use this as a base to modify and optimize new drug molecules with specific pharmacological activities, adding help to human fight against diseases.
In materials science, this compound may participate in the creation of high-performance materials. For example, in the process of synthesizing some functional polymer materials, it can be integrated into the polymer chain as a functional monomer, giving the material unique properties such as special adsorption and ion exchange, and then expanding the application of materials in separation, catalysis and other fields.
In biochemical research, it may serve as a raw material for biomolecular markers. With its special chemical structure, it can be cleverly combined with biomacromolecules such as proteins and nucleic acids, and with its unique optical or chemical properties, it can achieve accurate detection and tracing of biomolecules, helping scientists gain in-depth insight into the microscopic mysteries of living organisms. In short, 1-naphthalenesulfonic acid-4-hydroxy has shown indispensable value in many fields due to its unique chemical structure, just like a shining pearl, shining brightly on different scientific and industrial stages, silently contributing to the progress and development of human society.

What is the production method of 1-Naphthalenesulfonic acid, 4-Hydroxy-?

The preparation of 1-naphthalenesulfonic acid-4-hydroxyl group is the key to the chemical process. The method of its preparation has been explored by many wise men throughout the ages, and there are several ways.
First, naphthalene is used as the initial material and goes through the step of sulfonation. The naphthalene is placed in a specific reactor, accompanied by a suitable sulfonating agent, such as concentrated sulfuric acid. This reaction needs to be carried out under precise temperature control conditions. If the temperature is too high or too low, the result of the reaction will be affected. When the reaction reaches a certain extent, naphthalenesulfonic acid intermediates can be obtained.
Then, the obtained naphthalenesulfonic acid intermediates are subjected to hydroxylation. This step requires the selection of suitable hydroxylating reagents, such as a mixture of sodium hydroxide and hydrogen peroxide. During the reaction, close attention should be paid to the pH, temperature and reaction time of the reaction system. Appropriate pH can prompt the reaction to proceed in the desired direction. The precise control of temperature is related to the reaction rate and the purity of the product, while a reasonable reaction time can ensure the adequacy of the reaction. After this hydroxylation reaction, 1-naphthalenesulfonic acid-4-hydroxyl products can be obtained.
Another preparation method is to use other compounds containing naphthalenes as starting materials. The starting material is first transformed into a specific functional group, so that it gradually has the structural basis for forming 1-naphthalenesulfonic acid-4-hydroxyl groups. Then follow a series of reaction steps in organic synthesis, such as substitution reaction, oxidation reaction, etc., to advance the reaction process in an orderly manner. Each step requires fine regulation of the reaction conditions to ensure that the structure and purity of the product meet the requirements.
In the process of preparing 1-naphthalenesulfonic acid-4-hydroxy, the purity of the raw materials, the precise control of the reaction conditions, and the sophistication of the reaction equipment all have a crucial impact on the quality and yield of the product. Only by taking into account all factors can this compound be obtained efficiently and with high quality.

1-Naphthalenesulfonic acid, 4-Hydroxy - what are the precautions during storage and transportation

1-Naphthalenesulfonic acid-4-hydroxyl group requires careful attention during storage and transportation. This substance has specific chemical properties, which are related to its stability and safety.
First storage environment. It should be found in a cool, dry and well-ventilated place, away from fire and heat sources. It is easy to cause chemical changes or cause danger due to heat. Do not store it in a humid place to prevent moisture from dissolving and affecting quality. In addition, the storage place needs to be separated from oxidants, alkalis and other substances. Due to its chemical activity, if it comes into contact with these substances, it may react violently and endanger safety.
When transporting, you also need to be very careful. The packaging must be tight to ensure that there is no risk of leakage during transportation. Choose suitable transportation tools and comply with the regulations on the transportation of hazardous chemicals. Transportation personnel should be professionally trained to be familiar with the characteristics of this substance and emergency response methods. During transportation, pay close attention to environmental factors such as temperature and humidity to avoid extreme conditions. In case of leakage, deal with it quickly according to the established plan, evacuate the surrounding personnel, and prevent the harm from expanding.
All these precautions are to ensure the stability of 1-naphthalenesulfonic acid-4-hydroxyl group during storage and transportation, and ensure the safety of personnel and the environment.

1-Naphthalenesulfonic acid, 4-Hydroxy - What are the effects on the environment and human health?

1-Naphthalenesulfonic acid, 4-hydroxy, the effects of this substance on the environment and human health are described in detail as follows:
At the environmental level, it may have multiple effects. If released into water bodies, it has certain chemical activities or disturbs the aquatic ecosystem. Aquatic organisms have different tolerances to it, and those who are sensitive may be harmed by physiological functions, such as affecting the respiration, feeding and reproduction of fish. The growth of phytoplankton such as algae may also be inhibited, causing changes in the basic links of the food chain and endangering the balance of the entire aquatic ecology.
And it is in the soil environment, or changes the soil chemical properties. If it accumulates for a long time, it may affect the structure and function of soil microbial community, hinder the normal material circulation and nutrient transformation of soil, and be unfavorable to plant root growth and nutrient absorption, causing vegetation growth to be trapped and ecosystem productivity to decline.
As for personal health, this substance may pose a potential threat. After ingesting it into the human body through respiration, skin contact or accidental ingestion, it may show toxicity. It may irritate the skin and mucous membranes, and the contact areas may be red, painful, and rash. If inhaled through the respiratory tract, or irritate the respiratory tract, it may cause cough, asthma, breathing difficulties, etc., or even damage lung function.
In more serious cases, after ingestion through the digestive system, or metabolism in the body, the products may interfere with normal physiological and biochemical processes, and damage important organs such as the liver and kidneys. Long-term exposure to this substance environment may increase the risk of certain diseases, such as inducing cytopathies, which may also have inhibitory effects on the human immune system and weaken the body's ability to resist external pathogens.
In summary, 1-naphthalenesulfonic acid and 4-hydroxy have a non-negligible impact on the environment and human health. It should be treated with caution. Its production, use and discharge should be strictly controlled to reduce its harm to the ecological environment and human health.