6,7-Dihydroxynaphthalene-2-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code	645865
Chemical Formula	C10H8O6S
Molecular Weight	256.23 g/mol
Appearance	Solid (usually powder or crystals)
Solubility In Water	Moderate solubility
Melting Point	Decomposes rather than having a distinct melting point
Ph In Aqueous Solution	Acidic (due to sulfonic acid group)
Odor	Odorless
Color	Typically white to off - white
Stability	Stable under normal conditions, but may react with strong oxidizing agents

Packing & Storage

Packing	500 - gram bottle of 6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid with secure chemical - resistant packaging.
Storage	6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid should be stored in a cool, dry place, away from heat and direct sunlight. Keep it in a tightly - sealed container to prevent moisture absorption and contact with air, which could potentially lead to degradation. Also, store it separately from incompatible substances, like oxidizing agents, to avoid potential chemical reactions.
Shipping	6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid is shipped in well - sealed, corrosion - resistant containers. Packaging ensures protection from moisture and contamination during transit to maintain its chemical integrity.

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6,7-Dihydroxynaphthalene-2-Sulfonic Acid

General Information

Historical Development

The origin of 6,7-dihydroxynaphthalene-2-sulfonic acid can be traced back to ancient times. In the past, the Fang family of warlocks gradually observed in the art of Dan Ding and the refinement of gold and stone. Although there was no modern method of precision at that time, the nature and change of things had been explored.
Years have passed, and in recent times, science has gradually flourished, and the methods of various experiments have become more and more exquisite. Scholars focus on this thing with concentration and study. A detailed study of its molecular structure and reaction rules will reveal its characteristics and potential. As a result, it has been gradually applied in various fields such as chemical engineering and medicine. With the deepening of research, many new applications have also been continuously revealed, just like a pearl gradually shining, becoming more and more brilliant in the road of science and technology, opening a new chapter.

Product Overview

6,7-Dihydroxynaphthalene-2-sulfonic acid is a unique chemical product. It is unique in nature, either crystalline in shape or light in color. This product has high chemical activity and often plays a key role in various chemical reactions and industrial processes.
Looking at the preparation method, it needs to borrow fine chemical technology and be carefully reacted in multiple steps. Each step requires precise temperature control and time control to ensure the purity and quality of the product.
It has a wide range of uses. In the dye industry, it can be an important raw material for the synthesis of specific color dyes, giving bright colors and good fastness to dyes. In the field of pharmaceutical research and development, it also has potential value, or involves the synthesis of some active ingredients.
Although this product has made significant contributions to industry and scientific research, it is also necessary to pay attention to safety protection when using it, because of its chemical properties, or potential effects on the human body and the environment. It must be operated according to specifications to achieve a balance of efficiency and safety.

Physical & Chemical Properties

The physical and chemical properties of 6,7-dihydroxynaphthalene-2-sulfonic acid can be studied. Looking at its shape, it may be a specific appearance or a crystalline state under normal conditions, with a unique color and texture. Its solubility varies from various solvents, and in water or organic solvents, the degree of dissolution varies, which is related to the interaction between molecular structure and solvent.
In terms of its chemical properties, the hydroxyl group and the sulfonic acid group in the molecule are very active. Hydroxyl groups can be involved in many reactions, such as esterification, combination with acids, and formation of esters. Sulfonic acid groups give it acidic properties, which can neutralize with bases to form corresponding salts. Under certain conditions, this substance may participate in more complex reactions, which are related to the migration of electron clouds and the breaking and recombination of chemical bonds. It is determined by its physical and chemical nature, which is one of the interesting aspects of chemical research.

Technical Specifications & Labeling

Nowadays, there is a product called 6,7-dihydroxynaphthalene-2-sulfonic acid, which has attracted much attention in our chemical research. Its process specifications and identification (product parameters) are crucial.
When it comes to process specifications, it is necessary to check the preparation method, select from raw materials, such as a certain pure product, compatible in a specific ratio, and go through several delicate processes, or boiling, or condensing, precise temperature control and speed regulation, to obtain high-quality products.
As for the identification (product parameters), it is necessary to specify its purity, which should meet a certain standard, and the impurity content is minimal. Looking at its properties, the color should be pure, and there should be no variegated odor. And the chemical properties are stable, in a specific environment, no abnormal reaction. In this way, only qualified 6,7-dihydroxynaphthalene-2-sulfonic acid products can play their due role in industrial applications.

Preparation Method

There is currently a method for preparing 6,7-dihydroxynaphthalene-2-sulfonic acid, which is described in detail as follows.
The raw material is selected from refined naphthalene, and after a sulfonation reaction, concentrated sulfuric acid is used as the sulfonating agent, and the temperature is controlled at a certain range to make the naphthalene sulfonated to obtain naphthalenesulfonic acid intermediates.
Next, through the nitration step, the mixed acid is used as the nitrating agent, and the reaction conditions are carefully adjusted to make the intermediate product precisely nitrified to obtain a specific nitro-naphthalenesulfonic acid product.
Then a reduction reaction is carried out to obtain a suitable reducing agent, and the nitro group is reduced to an amino
After that, by hydrolysis and acidification, the amino naphthalenesulfonic acid is hydrolyzed and converted, and then acidified to obtain 6,7-dihydroxynaphthalene-2-sulfonic acid. The whole preparation process, the conditions of each step need to be strictly controlled, and the reaction process should be carefully monitored to ensure the purity and yield of the product.

Chemical Reactions & Modifications

Since modern times, in the field of chemistry, the chemical reaction and modification of 6,7-dihydroxynaphthalene-2-sulfonic acid have attracted much attention. Chemists have used all kinds of skills to explore its subtlety.
At the beginning, the reaction path was often limited to conventional ones, the yield was not ideal, and the purity of the product was also lacking. However, everyone was not discouraged, and they worked hard and studied it.
After repeated trials, it was easier to use many reaction conditions. Adjust the temperature and pressure, and choose the appropriate catalyst to make the reaction gradually better. If a new type of catalyst is used, the reaction rate is greatly increased, and the yield is also skyrocketing.
As for modification, chemists find many methods. Or introduce specific groups to change their physical and chemical properties. Through such efforts, 6,7-dihydroxynaphthalene-2-sulfonic acid has emerged in many fields, and its application prospects are more and more broad. It can be said that it is one of the great advances in chemical research.

Synonyms & Product Names

##About the synonyms of 6,7-dihydroxynaphthalene-2-sulfonic acid and the trade name
Fu 6,7-dihydroxynaphthalene-2-sulfonic acid, in the field of chemical industry, there are many names. Its synonyms or nicknames are known in the industry. This compound also has different names in various chemical classics and research.
Its trade names also have their own names, which are all needed by the market. Because of different uses, or involving the production of dyes, or related to the research of pharmaceuticals, it is given by different manufacturers.
In the industry of dyes, it is often used to add color and bright color, so its trade names are mostly taken from here. At the research and development end of the drug, due to its unique chemistry, the trade name may recognize its efficacy.
Although the names are different, they all refer to the quality of this 6,7-dihydroxynaphthalene-2-sulfonic acid. All synonyms and trade names are like stars, reflecting the brilliance of this thing in the chemical world.

Safety & Operational Standards

Safety and Operation Specifications for 6,7-Dihydroxynaphthalene-2-Sulfonic Acid
Fu 6,7-Dihydroxynaphthalene-2-Sulfonic Acid is an important object in chemical research. In the course of its experimental operation, safety is the first priority, and the operation norms should not be ignored.
Anyone involved in the handling of this object must be equipped with protective equipment. Protective clothing, gloves, and goggles are all needed to protect against danger. Protective clothing can prevent it from infecting the body, gloves prevent the skin from connecting with it, and goggles protect the eyes from injury.
In the operation site, ventilation must be good. This substance may exude special qi. If the ventilation is not smooth, the gas will be dangerous. Ventilation can quickly disperse turbid gas, keep the space fresh, and reduce the risk of poisoning.
When taking 6,7-dihydroxynaphthalene-2-sulfonic acid, the method should be accurate and steady. Take it with clean utensils, and take the amount required for the experiment, not more or less. After the amount is taken, quickly seal its volume to prevent it from causing qualitative change with the air for a long time.
Mix this thing and other agents, and the stirring should be uniform and slow. Stir vigorously or cause the reaction to be violent, causing unexpected changes. And carefully observe the reaction when mixing, and the change of temperature and color are all signs of warning.
After the experiment is completed, the residue is disposed of in accordance with regulations. Do not pour it at will, find a suitable place to discard it according to its nature. The utensils used should also be cleaned for reuse.
In short, those who operate 6,7-dihydroxynaphthalene-2-sulfonic acid should abide by safety and operation regulations, so as to avoid disasters, ensure smooth experiments, and promote research.

Application Area

6,7-Dihydroxynaphthalene-2-sulfonic acid is useful in many fields. In the dyeing and weaving industry, it can be used as a dye intermediate. With its unique chemical structure, it helps the dye to have a bright color and good fastness. The fabric is dyed, lasting for a long time, and the color does not fade. It also has traces in the way of pharmaceutical research and development. Its chemical properties may be used to synthesize ingredients with specific pharmacological activities, adding new possibilities for the treatment of diseases. In the field of material creation, it can participate in the preparation of special materials, so that the materials have specific properties, such as better stability or reactivity. All these, all show 6,7 - dihydroxynaphthalene - 2 - sulfonic acid in various application fields, are not to be ignored, the prospect is quite impressive, it is worth further investigation.

Research & Development

Wutao is dedicated to the research and development of 6,7-dihydroxynaphthalene-2-sulfonic acid. This compound has unique characteristics and is of great research value. At the beginning, exploring its chemical structure and properties, analyzing its reaction mechanism, it is like seeing the sun through the clouds and gradually understanding its rationale.
In order to improve, we have studied various synthetic paths, tried different conditions, and observed their changes. After many attempts, we have made some gains, and the synthesis method has gradually improved, and the yield has also improved.
At the same time, considering its application prospects, we will explore in the fields of materials, medicine, etc. We hope to expand its application and add new colors to the industry. Every breakthrough is very happy. I firmly believe that with perseverance, we will be able to reach a higher level in the research and development of 6,7-dihydroxynaphthalene-2-sulfonic acid, and make a modest contribution to scientific progress.

Toxicity Research

The toxicity of this substance is studied in 6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid. Observe its chemical and physical properties to reveal its toxic state. Take an appropriate amount of 6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid and apply it to various substances to observe its changes. Or enter the water and observe the qualitative change of the water; or touch the plant and observe the growth state of the plant. After various experiments, it is known that when it is highly concentrated, it is harmful to aquatic substances and can disrupt its physiological order. When it touches the plant, it also has an effect, or causes its leaves to wither and roots to weaken. However, when it is low concentrated, its harm is slightly lighter. The appearance of toxicity depends on the amount. And in different environments, the appearance of its poison is also different. It is necessary to observe its situation carefully to know the truth of its toxicity, so as to avoid its harm and use it properly.

Future Prospects

Guanfu 6,7 - Dihydroxynaphthalene - 2 - Sulfonic Acid This substance is unique and has a wide range of uses. Although our current knowledge is limited, we look forward to its future as chemical researchers and are full of hope.
This substance has potential uses in chemical industry, medicine and other fields. In the chemical industry, it may be used as raw materials to make other substances and improve the refinement of the process. On top of medicine, it may be the foundation for the development of new drugs and help the health industry.
Although the research has not been perfected at present, the road of scientific research is already forging ahead. We will do our best to explore its mysteries and explore its potential. Over time, we can make its advantages fully apparent, contribute to human well-being, and achieve extraordinary achievements. This is also our vision for the future.

Frequently Asked Questions

What are the main uses of 6,7-dihydroxynaphthalene-2-sulfonic acid?

6,7-diaminoheptyl-2-enoic acid is widely used in the field of medicine and biochemical research.
It plays a key role in the synthesis of antibiotics. For example, in the preparation of penem antibiotics, 6,7-diaminoheptyl-2-enoic acid is a key intermediate, which plays a decisive role in the construction of the core structure of penem antibiotics. Penem antibiotics have a wide antibacterial spectrum and strong antibacterial activity, and can effectively deal with a variety of serious infections, such as severe pneumonia, sepsis, etc., 6,7-diaminoheptyl-2-enoic acid is of great significance for its synthesis.
In the field of microbial metabolism research, 6,7-diaminoheptyl-2-enoic acid is also an important object. Some metabolic pathways in microorganisms are closely related to it. Studying the metabolic processes in which it participates can provide insight into the growth, reproduction and regulation mechanisms of microorganisms, and provide a theoretical basis for the development of new antibacterial drugs and the optimization of fermentation processes. For example, by analyzing the metabolic pathways of specific microorganisms using 6,7-diaminoheptyl-2-enoic acid, new targets for interfering with the growth of microorganisms can be found, which can help to develop more targeted antibacterial agents.
In the field of biochemistry, 6,7-diaminoheptyl-2-enoic acid can be used to explore the interaction between proteins and enzymes. Due to its special structure, it can bind to specific proteins or enzymes. By studying this binding effect, the function and mechanism of proteins and enzymes can be clarified, which provides assistance for the development of protein engineering and enzyme engineering, and promotes the development and application of new biocatalysts.

What are the physical properties of 6,7-dihydroxynaphthalene-2-sulfonic acid?

6,7-Diaminoheptanoic acid-2-ketoic acid is a special organic compound, and its physical properties are quite characteristic.
Looking at its morphology, it is mostly white to light yellow crystalline powder under normal conditions, with fine texture. This morphology is easy to store and use. Its melting point is within a specific range, and after fine determination, it is about [X] ° C, and the melting point is stable. It is one of the important physical indicators for identifying the substance, reflecting the characteristics of intermolecular forces.
In terms of solubility, it shows a certain solubility in polar solvents. It can be dissolved in water, but the solubility is limited. At a certain temperature, about [X] grams of the substance can be dissolved per 100 grams of water, and the dissolution process is accompanied by a weak thermal effect. In common organic solvents such as ethanol and acetone, the solubility is slightly higher than that of water. This solubility characteristic is closely related to the polarity and structure of the molecule, providing a basis for its selection in different chemical reactions and separation and purification operations.
In addition, the density of this substance is about [X] g/cm ³, and the relative density is moderate, which affects its dispersion and precipitation behavior in different media. At the same time, it has a certain hygroscopicity. In a high humidity environment, it will absorb moisture in the air, resulting in an increase in its own mass. When storing, it is necessary to pay attention to moisture resistance to maintain its chemical stability and purity.
From the perspective of optical properties, under specific wavelengths of light, it may exhibit a unique absorption spectrum, providing a powerful means for its analysis and detection. With the help of spectral analysis technology, the substance can be accurately identified and quantitatively analyzed.
The above physical properties are interrelated and jointly determine the application direction and processing method of 6,7-diaminoheptanoic acid-2-ketoic acid in scientific research, chemical industry and other fields.

Is the chemical properties of 6,7-dihydroxynaphthalene-2-sulfonic acid stable?

The chemical properties of 6,7-dimethyloctyl-2-enoic acid are stable. This compound contains an alkenyl group and a carboxyl group. The alkenyl group can participate in the formation and oxidation reactions. The carboxyl group is acidic and can form salts with bases and esterify with alcohols.
However, in terms of its stability, although the alkenyl group is active, it is blocked by the space of the surrounding methyl group, which makes it difficult for electrophilic reagents to approach, and the addition reaction is slightly slower. And the carboxyl group is relatively acidic due to the conjugation effect, with charge dispersion.
When 6,7-dimethylphenyl-2-enoic acid exists in a specific environment, its structure can remain unchanged for a long time without the disturbance of hot topics, strong oxidants, strong acids and bases. If hidden in a cool and dry place, protected from light and air oxidation, its chemical properties can be kept stable. Although the alkenyl group and carboxyl group have reactivity, the chemical properties of 6,7-dimethylphenyl-2-enoic acid are relatively stable under suitable conditions.

What is the preparation method of 6,7-dihydroxynaphthalene-2-sulfonic acid?

The preparation of 6,7-dimethylphenyl-2-oleic acid is an important topic in organic synthesis. This acid has a unique structure and characteristics, and is widely used in many fields such as medicine, fragrances, etc. There are several methods for its preparation.
One is to use a suitable olefin as the starting material, through a specific addition reaction, introduce a methyl group, and then go through an oxidation step to construct a carboxyl group. For example, choose an olefin containing a suitable carbon chain and react with a methylating agent under specific catalytic conditions. This process requires fine regulation of reaction conditions, such as temperature, pressure, and catalyst dosage, to ensure that the location and selectivity of the addition are accurate. After the addition is completed, a specific carbon site is oxidized to a carboxyl group by a suitable oxidizing agent in a suitable reaction environment to obtain the target product 6,7-dimethyloctyl-2-enoic acid.
The second method can be achieved through a series of carbon chain growth and methylation reactions starting from carboxyl-containing compounds. First, a carboxyl-containing base compound is used to grow the carbon chain by a classical organic reaction, such as nucleophilic substitution with a suitable halogenated hydrocarbon. Subsequently, under specific reaction conditions, methylation is carried out to introduce the required methyl groups. This process requires precise separation and identification of the intermediates in each step of the reaction to ensure the purity and structural correctness of the final product.
In addition, this acid is also prepared by biosynthesis. With the help of specific microorganisms or enzymes, the synthesis of 6,7-dimethyl-2-enoic acid can be achieved under relatively mild reaction conditions. Biosynthesis methods often have the advantages of green and high efficiency, but they also have high requirements for the reaction system, such as strict control of the growth environment of microorganisms or precise maintenance of enzyme activity.

What is the price range of 6,7-dihydroxynaphthalene-2-sulfonic acid in the market?

The price of 6,7-dimethylglycine-2-enoic acid in the market varies according to the current market conditions, quality, etc.
At present, if this product is of ordinary quality and purchased in bulk, the price per kilogram is about 500 to 800 yuan. However, if its quality is high, impurities are rare, and in the realm of refining and purification, its price should rise, or more than 1,000 yuan per kilogram. This price also changes due to the supply and demand of the market. If there are many people who need it and there is not enough supply, the price may rise; conversely, if the supply exceeds the demand, the price may drop.
Furthermore, the difference in origin and the method of preparation are also related to the price. The price is always high if it comes from a place of excellent production and is made by a good method. If the place of origin is ordinary, the system is not refined, and the price is inferior. The price of the market is constantly changing, or due to the season, the regulations of the government, or the competition of the industry. Therefore, if you want to know the exact price, it is advisable to consult the industry and observe the market conditions before you can get a near-real price.