6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt

Lingxian Chemical

Specifications

HS Code	416179
Chemical Formula	C10H7NaO4S
Molar Mass	246.21 g/mol
Appearance	white to light yellow powder
Solubility In Water	soluble
Ph Of Aqueous Solution	alkaline
Melting Point	decomposes
Cas Number	135-19-3
Stability	stable under normal conditions
Hazard Class	non - hazardous for most common uses
Main Application	used in the synthesis of dyes and pigments

Packing & Storage

Packing	25 - kg bag packaging for 6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt.
Storage	6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt should be stored in a cool, dry place, away from direct sunlight. Keep it in a tightly - sealed container to prevent moisture absorption. Store it separately from oxidizing agents and incompatible substances, in a well - ventilated area to avoid potential reactions that could lead to product degradation.
Shipping	6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt is shipped in sealed containers to prevent moisture and contamination. Shipment often follows strict hazardous chemical regulations to ensure safety during transit.

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6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt

General Information

Historical Development

Sodium 6-hydroxy-2-naphthalenesulfonate has been around since ancient times. At the beginning, this substance was not found in the world, but with the advance of chemical industry, people gradually studied it. In the past, the workers were in the material exploration and unremitting research. At some point, this compound began to emerge. The craftsman used his exquisite skills to explore its properties and analyze its structure.
At the beginning, the preparation was difficult and the yield was meager. However, scholars were fearless and dedicated to their research. Over the years, the method has become better and better. From simple to complex, and back to simple, the preparation method has become more and more exquisite. The use of this compound has gradually expanded, and it has emerged in various fields. The exploration of the past has laid the foundation for today's applications, and its historical evolution has witnessed the rise of chemical industry and the spirit of scholars' exploration.

Product Overview

6-Hydroxy-2-naphthalene sulfonate sodium salt is an important substance for chemical research. Its color is white or nearly white, and it is like a crystalline powder with stable properties. It is widely used in many chemical fields.
This product is prepared from naphthalene through a series of delicate chemical reactions. First, it is replaced with naphthalene by specific conditions and reagents, and hydroxyl groups and sulfonic acid groups are introduced to form sodium salts. During preparation, temperature, pressure, time and reagent ratio need to be precisely controlled to obtain high-quality products.
In the industrial industry, it is a key raw material for the synthesis of dyes, medicines and additives. In the synthesis of dyes, it can be used as an intermediate to give dyes excellent color and luster; in pharmaceutical research and development, it may have potential biological activity for the creation of new drugs. And because of its special chemical structure, it has also emerged in the fields of materials science and other fields, with promising prospects.

Physical & Chemical Properties

The sodium salt of 6-hydroxy-2-naphthalene sulfonate has special properties and is widely used. Looking at its shape, it is often a crystal of pure color, and the quality is stable in normal conditions. Its melting and boiling point has a fixed number, which can be identified. It is easier to dissolve in water than other substances, and this property makes it dispersed evenly in the liquid.
On its chemical properties, hydroxyl and sulfonyl groups are active and can respond to many substances. It can form salts with alkalis and esterified with alcohols. The resulting products are of great use in dyeing, weaving, pharmaceutical and other industries. Because of its special properties, it can adjust the properties of dye solution and help color on fabrics, with fresh and firm colors. In pharmaceuticals, it can be used as an intermediate, and it can be used in the synthesis of medicines, which is related to health and great work. The physicochemical properties of this substance are valued by the industry, studied and used for the benefit of the world.

Technical Specifications & Labeling

6-Hydroxy-2-naphthalene sulfonate sodium salt, this is an exquisite chemical product. Its process specifications and identification (product parameters) are related to the fundamentals of production.
Looking at its process specifications, the selection of raw materials needs to be carefully selected, the ratio is accurate, and the reaction temperature and duration are strictly controlled to achieve its excellent quality. In the reactor, all the raw materials are blended in a specific order, just like the ancient art of war, orderly.
When it comes to the identification (product parameters), the purity needs to reach a very high level, and the impurity content is minimal. The color and shape are also determined to ensure the same quality. The size of the granules is related to its application efficiency and should not be ignored.
This product's process specifications and identification (product parameters) are like the two oars of a boat and the two wheels of a car, laying a solid foundation for its smooth operation in the chemical industry.

Preparation Method

The method of preparing 6-hydroxy-2-naphthalene sulfonate sodium salt, the first heavy raw material. Take naphthalene as the base, its quality must be pure. With sulfuric acid, the concentration is appropriate, and the two are the basic materials.
The process of making naphthalene and sulfuric acid is first heated, and the temperature is controlled at 150 to 160 degrees. After a long time, it is fully applied. During this reaction, naphthalene is gradually sulfurized with sulfuric acid to produce 2-naphthalene sulfuric acid.
Then, add nitrite, slowly enter it, and adjust the temperature to a low temperature at the same time, about 30 to 40 degrees. This step allows the sulfonic acid group to obtain a hydroxyl group at the ortho position. After a series of reactions, it is finally 6-hydroxy-2-naphthalenesulfonic acid. After
, it is neutralized with a base, such as sodium hydroxide, until the solution is neutral. After evaporation and crystallization, 6-hydroxy-2-naphthalenesulfonic acid sodium salt crystals are obtained. The whole process of temperature control, timing control and raw material allocation are all key, which are related to the quality and quantity of the product.

Chemical Reactions & Modifications

The chemical properties and reactions of Guanfu 6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt are worthy of in-depth investigation. In various reactions, its performance is often related to the surrounding conditions, such as temperature and the properties of the medium.
When it is in a suitable environment, it can undergo specific changes, but if the conditions are obedient, its reaction may be abnormal. To seek the changeability of its performance, it is necessary to observe its reaction mechanism in detail. After many tests, it can be seen that adjusting the ratio of reactants and the skill of temperature control can make its performance change.
If you want to achieve its optimization, you must use scientific methods, handle it carefully, study its chemical response, and study the principle of change carefully. In this way, it is expected that the improvement of its performance will lead to considerable progress, which will be helpful for practical use.

Synonyms & Product Names

6-Hydroxy-2-naphthalene sulfonate sodium salt, this substance is in the field of chemical industry, and there are many other names and trade names. Although the ancient chemical exploration is not as fine as it is today, there are still traces to follow.
In the past, or because of its unique properties, chemists remembered it by different names. Its aliases may be related to raw materials and production methods, and its trade names are related to the promotion intention of merchants.
In the literature at that time, there are many different names. This is because chemical cognition is gradual, and the naming rules are not uniform. If naphthalene is used as the base, combined with the characteristics of hydroxyl groups and sulfonic acid groups, various families refer to it as their own.
Although the names are various, their essence is one. In experiments and applications, chemists gradually understand its characteristics. 6-Hydroxy-2-naphthalenesulfonate sodium salt is used in printing and dyeing, pharmaceutical and other industries. With the passage of time, the name has gradually become standardized, but the old name also exists in ancient books, adding luster to the history of chemistry.

Safety & Operational Standards

6-Hydroxy-2-naphthalenesulfonate sodium salt, this chemical substance is related to safe production and standardized operation, and its guidelines need to be detailed to ensure the smooth operation of the experiment.
Where this substance is involved in the operation, the experimenter must be equipped with protective equipment. Wear dense laboratory clothes, which can resist the splashing of chemical substances on the clothes; wear professional protective goggles to protect the eyes from accidental splashing; wear protective gloves with both hands to prevent skin contact. This is a necessary measure to ensure the personal safety of the experimenter.
In terms of storage, this substance should be stored in a dry, cool and well-ventilated place. Keep away from fire and heat sources to prevent danger caused by temperature and open flames. And it needs to be stored in isolation from oxidants, acids, etc., which may cause serious consequences due to improper mixing or severe reactions.
During operation, be sure to act cautiously. When taking it, use clean and accurate equipment and strictly measure the dose required for the experiment to beware of excessive or spilling. If it is accidentally spilled, start emergency measures immediately. Evacuate the surrounding personnel quickly to ensure safety; then cover the spill with suitable adsorption materials, collect it carefully, and then dispose of it properly in accordance with relevant regulations. Do not discard it at will to avoid staining the environment.
If the experimenter accidentally touches this object, there are corresponding methods. In skin contact, rinse with a large amount of flowing water immediately, and it is appropriate to wash for a long time; if it splashes into the eyes, rinse with flowing water or normal saline immediately, and seek medical treatment in time, so as not to delay.
In summary, in the research operation of 6-hydroxy-2-naphthalene sulfonate sodium salt, safety and norms are of the utmost importance. Experimenters need to maintain a rigorous attitude at all times and strictly abide by various regulations in order to ensure their own safety and make the research work proceed in an orderly manner.

Application Area

6-Hydroxy-2-naphthalene sulfonate sodium salt, which has a wide range of uses. In the field of printing and dyeing, it can be used as a dye intermediate. With its unique chemical structure, it can be converted into colorful dyes through subtle reactions, and dyed into colorful fabrics, adding color to clothing and fabrics. In the field of pharmaceutical research and development, it may have potential medicinal value. After in-depth research, it may be able to help the creation of new drugs and provide new ways for the treatment of diseases. In the field of chemical synthesis, it is also an important raw material. It participates in the synthesis of many fine chemicals, contributing to the development of the chemical industry. Its performance in various application fields is waiting for our generation to explore in depth, so as to fully tap the potential and benefit the world.

Research & Development

In the field of chemical industry, new products are emerging one after another. 6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt is also the focus of our research. Its unique nature is related to the progress of many fields.
We have exhausted our knowledge to study it, explore its structure, and study its characteristics. From raw material selection to process carving, we strive for excellence. We hope to optimize the process, increase its yield, and improve its quality.
Looking at the development of this product, the prospect is broad. In printing and dyeing, it can be a wonderful agent for enhancing color; in medicine, or the potential of hidden diseases. We should have a determined heart, continue to forge ahead, and dig deep into its capabilities, hoping to open up a new path for the industry, and promote the sublimation of this product from research to use, so as to achieve remarkable achievements and benefit the world.

Toxicity Research

Fu 6 - Hydroxy - 2 - Naphthalenesulfonic Acid Sodium Salt The toxicity study of this substance is the key. Today's detailed investigation, when its impact on living things.
Examine the properties of this substance, in the context of experiments, applied to all subjects. Observe its physiological changes, observe its behavior. Or see for micro-organisms, such as insects and the like, there is a sign of attenuation of its vitality; in the genus of plants and trees, it may also affect its vitality and cause growth retardation.
The study of toxicity depends not only on its immediate effect, but also on its long-term effect. If this thing flows in nature, it passes through the years, or accumulates between water and soil, and then endangers the balance of ecology. Although the gains today cannot exhaust the full extent of its toxicity, it is also clear that it cannot be ignored. We must be cautious and study it carefully to understand the depth of its harm, so as to ensure the peace of all living beings and the peace of the environment.

Future Prospects

Fu6-hydroxy-2-naphthalenesulfonate sodium salt, this product has a promising future in the field of chemical industry. Looking at the progress of today's science and technology, the chemical process is becoming more and more exquisite. In the future, its preparation method may be simpler and more efficient, and the yield should be greatly improved.
In terms of application, its use may be expanded in dyes, medicine and other industries. The dye industry is expected to use it to make more vivid and long-lasting pigments; in the field of medicine, new agents may be developed based on this, adding a new way for the treatment of diseases.
Furthermore, with the idea of environmental protection gradually entering the hearts of the people, this product may also have new achievements in the road of green chemistry. The production process may pay more attention to environmental protection to meet the needs of the future. Therefore, 6-hydroxy-2-naphthalenesulfonate sodium salt has profound potential for future development and can expect many breakthroughs.

Frequently Asked Questions

What are the common uses of 6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt?

The sodium salt of 6-hydroxy-2-naphthalenesulfonic acid, that is, sodium 6-hydroxy-2-naphthalenesulfonic acid, has common uses in many fields.
In the dyeing and weaving industry, it can be called an important intermediate. Viewed from traditional dyeing and weaving methods, it can be used to synthesize a variety of direct dyes and acid dyes. The dyes synthesized by this sodium salt are bright in color and have good fastness. In the fabric dyeing process, the color can be evenly attached to the fabric, so that the color of the dyed fabric lasts for a long time and is not easy to fade. For example, in the past, natural dyes were used in dyeing workshops, supplemented by sodium 6-hydroxy-2-naphthalenesulfonate, which can improve the dyeing properties of natural dyes and broaden their application scope.
In the field of medicine, it also plays a certain role. In some drug synthesis processes, this sodium salt can be used as a key raw material or intermediate. Although it is not directly used as a drug, it is an important cornerstone for the synthesis of compounds with specific pharmacological activities. Although ancient medicine was not directly involved in this modern chemical substance, it is of great significance in today's pharmaceutical synthesis. For example, when synthesizing certain drugs for the treatment of cardiovascular diseases or anti-infective drugs, sodium 6-hydroxy-2-naphthalenesulfonate participates in it, which plays a key role in the construction of drug molecular structure and activity im
Furthermore, in the field of organic synthesis chemistry, it is often used as an organic synthesis reagent. When building complex organic molecular structures, with its unique chemical structure and reactivity, it can participate in many organic reactions, such as nucleophilic substitution and condensation reactions. Although there was no modern concept of organic synthesis in ancient times, today this sodium salt provides a powerful tool for organic synthesis chemists to construct new compounds, assist in the research and development of new materials, fine chemicals, etc., and promote the continuous development and progress of organic synthesis chemistry.

What are the physical and chemical properties of 6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt?

6-Hydroxy-2-naphthalene sulfonic acid, sodium salt, is one of the organic compounds. It has unique physical and chemical properties and is widely used in many fields such as chemical industry.
Looking at its physical properties, it is mostly white to light gray powder under normal conditions and is easily soluble in water. This property makes it convenient to operate in reactions or applications of aqueous solution systems. It has good solubility and can quickly and uniformly disperse in water to form a uniform liquid phase, which is conducive to the progress of subsequent chemical reactions or the development of related processes.
Discussion on chemical properties, 6-hydroxy-2-naphthalene sulfonic acid, sodium salt containing hydroxyl groups and sulfonic acid groups Sodium salt structure. The hydroxyl group has certain activity and can participate in many chemical reactions, such as esterification reaction, which can react with organic acids or acid anhydrides under suitable conditions to form corresponding ester compounds; it can also participate in oxidation reactions, and the hydroxyl group can be oxidized by specific oxidants to aldehyde groups, carboxyl groups and other functional groups. The sodium salt form of the sulfonate group makes the compound have good hydrophilicity and ionic properties. In aqueous solution, sodium ions and sulfonate ions can be ionized. This ionic property allows it to participate in ion exchange reactions, exchange with other metal ions, and generate different metal salts to meet specific chemical production needs. At the same time, the naphthalene ring structure endows the compound with certain stability and conjugation effects, which affect its electron cloud distribution and reactivity, so that it exhibits unique reactivity in some reactions involving electron transfer or conjugation system changes. In conclusion, the physical and chemical properties of 6-hydroxy-2-naphthalenesulfonic acid and sodium salt are interrelated, which together determine their important application value in the fields of chemical industry and materials.

What are the precautions for 6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt in the production process?

The sodium salt of 6-hydroxy-2-naphthalene sulfonic acid needs to be paid attention to in the production process.
First, it is related to the selection of raw materials. The starting material used must ensure that its purity is up to standard. If the raw material contains too many impurities, it will not only cause the reaction yield to decline, but also it is very likely to form impurities, which will have an adverse impact on product quality. For example, when the naphthalene with poor purity is used as the starting material, it is easy to produce side reactions during the reaction of sulfonation and hydroxylation, and then generate undesirable by-products.
Second, the control of the reaction conditions is the key. In terms of temperature, in the sulfonation reaction stage, if the temperature is too high, the reaction will be too violent and produce more side reactions; if the temperature is too low, the reaction rate will be slow and the reaction time will be prolonged. The hydroxylation reaction also requires strict temperature requirements, and the appropriate temperature can ensure that the reaction proceeds in the desired direction. The pH should not be underestimated, and a suitable acid-base environment can promote the smooth occurrence of the reaction. For example, in some reaction steps, too much acidity or too much alkalinity may cause changes in the structure of the product.
Third, safe production cannot be ignored. Some chemicals involved in this production process are either corrosive or toxic. Operators must strictly follow the operating procedures and wear protective equipment, such as protective clothing, gloves, goggles, etc., to prevent chemical substances from coming into contact with the skin and eyes. At the same time, the production site should have good ventilation facilities to discharge harmful gases in time to avoid inhalation by operators.
Fourth, the separation and purification of the product is also an important link. After the reaction, appropriate separation methods, such as filtration, crystallization, extraction, etc., need to be used to separate the target product from the reaction system. The purification process should ensure effective removal of impurities and improve product purity. For example, when using the recrystallization method, appropriate solvents and operating conditions need to be selected to purify the product.

6-Hydroxy-2-Naphthalenesulfonic the market price of Acid Sodium Salt?

The market price of 6-hydroxy-2-naphthalenesulfonic acid and sodium salt is difficult to determine. The market situation is fickle, and this price is subject to many factors. The price of its raw materials, if the price of raw materials for making this product fluctuates, the price of 6-hydroxy-2-naphthalenesulfonic acid and sodium salt also fluctuates. For example, if the price of mining stones, chemical raw materials, etc., rises, the cost of this product will increase, and the price will also rise; otherwise, it will fall.
Furthermore, the situation of supply and demand is also critical. If the market demand for this product is very strong and the supply is limited, merchants will raise prices in order to make a big profit; if the supply exceeds the demand, the price will decrease in order to sell inventory. Changes in production technology also have an impact. If new and efficient methods can reduce costs and increase output, the price may be reduced due to cost reductions.
Looking at the past, the price of 6-hydroxy-2-naphthalenesulfonic acid and sodium salts has not fluctuated. According to past market conditions and industry rumors, its price per kilogram may be between tens of yuan and hundreds of yuan. However, this is only speculation. The actual price must be consulted with chemical product suppliers, traders, or refer to the latest quotations from professional chemical market information platforms to get a more accurate price. And different quality, packaging, purchase quantity, prices are also different, and large purchases may be discounted.

What are the Quality Standards for 6-Hydroxy-2-Naphthalenesulfonic Acid Sodium Salt?

6-Hydroxy-2-naphthalenesulfonic acid, sodium salt, is a very important compound in the chemical industry. Its Quality Standard involves many aspects, which are described in detail by you.
First appearance, usually white to light gray powder or crystalline, uniform texture, no impurities visible to the naked eye. This feature is related to the intuitive quality of the product. If the appearance is abnormal, or it suggests that there is a deviation in the production process, it will affect subsequent use.
Re-discussion of purity, this is a key indicator. High-purity products can ensure stable performance in various chemical reactions and industrial applications. Generally speaking, its purity needs to be above 98%, and the impurity content should be extremely low. Impurities or interfere with the reaction process, or reduce the performance of the product, so it is important to strictly control the purity.
In terms of solubility, 6-hydroxy-2-naphthalene sulfonic acid, sodium salt should be easily soluble in water to form a clear and transparent solution. This property is of great significance for its application in aqueous systems, such as dyes and pigments, in the manufacturing process, it can be evenly dispersed and give full play to its chemical effect.
Moisture content cannot be ignored. Moderate moisture can maintain product stability and fluidity, but too much moisture may cause agglomeration and deterioration, affecting storage and use. Generally, moisture content should be controlled within a specific range, such as less than 3%.
In addition, the content of heavy metals, such as lead and mercury, needs to be strictly limited. Because it may pose a threat to the environment and human health, its limits are clearly stipulated in relevant industry standards to ensure that the product meets environmental protection and safety requirements.
In short, the Quality Standard of 6-hydroxy-2-naphthalene sulfonic acid and sodium salt covers multiple factors such as appearance, purity, solubility, moisture and heavy metal content. Each element complements each other to ensure product quality and application effect.