2,7-Di-O-(Arsonophenylazo)-1,8-Dihydroxynaphthalene-3,6-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code	107529
Chemical Name	2,7-Di-O-(Arsonophenylazo)-1,8-Dihydroxynaphthalene-3,6-Disulfonic Acid

Packing & Storage

Packing	500g of 2,7 - Di - O - (Arsonophenylazo)-1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid in resealable bag.
Storage	2,7 - Di - O -(Arsonophenylazo)-1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid should be stored in a cool, dry place away from heat sources and direct sunlight. Keep it in a well - sealed container to prevent moisture absorption and contact with air, which could potentially cause chemical degradation. Store it separately from incompatible substances like strong oxidants or bases.
Shipping	2,7 - Di - O - (Arsonophenylazo)-1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid is shipped in tightly - sealed, corrosion - resistant containers. Special care is taken due to its chemical nature, following strict hazard - compliant packaging and transport regulations.

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2,7-Di-O-(Arsonophenylazo)-1,8-Dihydroxynaphthalene-3,6-Disulfonic Acid

General Information

Historical Development

Historical development of 2,7-di-O-1,8-dihydroxynaphthalene-3,6-disulfonic acid
Fu 2,7-di-O-1,8-dihydroxynaphthalene-3,6-disulfonic acid, which has gradually emerged in the field of chemical research. At first, the academic community did not know its properties, and everyone studied this compound with the heart of exploration.
At that time, various scholars studied the experimental methods to clarify its structure and properties. After years of research, its chemical properties and reaction mechanism have gradually gained ground. With the passage of time, the experimental technology has improved, and the understanding of it has also deepened. From ignorance of the unknown to the ability to clarify its performance in various reactions, the historical development of this compound is the result of the efforts of many researchers. Its development process is like a slowly unfolding picture, leaving a unique imprint in the long river of chemistry, laying a solid foundation for subsequent related research.

Product Overview

There is now a substance called 2,7-di-O- (arsine-phenylazo) -1,8-dihydroxynaphthalene-3,6-disulfonic acid. This substance is cleverly connected by an aryl azo structure and a naphthol sulfonic acid group. Its appearance may be a powder of a specific color, and it exhibits unique reaction characteristics in a specific chemical environment.
From a structural perspective, the azo part gives it a special response to external factors such as light and heat, while the naphthol sulfonic acid group affects its solubility and ion exchange ability in solvents. In the field of chemical research, it can be used for the detection of specific metal ions. By complexing with metal ions, the color changes, just like in ancient times, special drugs were used to test poison, and the little things were known. Or in the dye industry, with its structural color generation principle, new dyes were developed to add color brilliance. It is a substance with great potential in the chemical world.

Physical & Chemical Properties

The physical and chemical properties of 2,7-di-O- (arsonic acid phenylazo) -1,8-dihydroxynaphthalene-3,6-disulfonic acid are crucial. Looking at its physical properties, the color state may be unique, or it may show a specific color and shape, which is related to its appearance characterization. Solubility is also a key point. It is soluble in different solvents, or soluble, slightly soluble, or insoluble, which is related to its dispersion and fusion in various systems.
In terms of its chemical properties, special groups in its structure determine the reactivity. The azo structure may have specific light and thermal stability, and under light and heating conditions, structural changes and reactions may occur. Sulfonic acid groups endow it with acidic characteristics, which can neutralize with alkali substances and affect its chemical environment. The exploration of its physical and chemical properties is of great significance for in-depth understanding of this substance and its effectiveness in various application scenarios.

Technical Specifications & Labeling

2,7 - di - O - (p-aminobenzene azo) - 1,8 - dihydroxynaphthalene - 3,6 - disulfonic acid. For this product, process specifications and identification (product parameters) are the key. The process specifications need to be precisely controlled. From the selection of raw materials, fine materials must be used. The ratio must be not bad, and the synthesis steps must be rigorous in sequence, and there must be no errors. In terms of identification, when its properties are clear, the color should be pure and the texture should be uniform. And the ingredients and content should be detailed to make everyone clear. Product parameters should be more accurate, such as purity geometry and stability, all need to be clearly marked, so as to ensure that the product is of high quality and can be fully displayed at the time of application.

Preparation Method

There are currently methods for preparing 2,7-di-O- (p-sulfonylbenzenazo) -1,8-dihydroxylnaphthalene-3,6-disulfonic acid. The raw materials and production process, reaction steps and catalytic mechanisms should be studied in detail.
The selection of raw materials must be carefully reviewed. For derivatives of p-sulfonylbenzazo, the pure one should be selected, and more impurities will hinder the reaction. The production process should be careful, and the reaction temperature and duration should be carefully controlled. In the reaction step, 1,8-dihydroxylnaphthalene-3,6-disulfonic acid is mixed with an appropriate amount of p-sulfonylbenzene-azo reagent, and the reaction is promoted in a specific solvent at a moderate temperature.
The catalytic mechanism is related to the reaction rate and product purity. Choosing a suitable catalyst can make the reaction go smoothly. Or use a metal salt catalyst to adjust the dosage and addition timing to make the reaction efficient and obtain a high-purity product. In this way, the method of preparing this compound should follow these criteria to achieve the desired effect.

Chemical Reactions & Modifications

The study of chemical substances in modern times has taken a lot of effort in 2,7 - Di - O - (Arsonophenylazo) - 1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid. The wonders of its chemical reaction and modification are everyone wants to understand.
The reaction of this agent is like the symmetry of yin and yang, and there are many changes. Or combine with other things, or self-decompose, depending on the environment. The way of modification, like cutting jade, requires careful study and ingenuity. Or increase its activity, or change its properties to suit different uses.
However, if you want to understand its details, it will not be done overnight. It is necessary to test repeatedly, observe its changes carefully, and deduce it in order to verify it. It is hoped that we can fully understand the secrets of its chemical reactions and modifications and make them available to the world. This is the wish of our generation of chemical researchers.

Synonyms & Product Names

In the field of chemical industry, there is a name called 2,7 - Di - O - (Arsonophenylazo) -1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid. This thing is also known by its name, but there are also nicknames in the city for the world.
Cover chemical products, often due to the wide use of narrow, sexual similarities and differences, and many orders. This acid, or the researcher, is called by the scientific name, indicating its fine structure and definite composition; while merchants, in order to facilitate trade, have and have, and call it by the common name. Its common name, although not as rigorous as the scientific name, is easy to pass on orally, and the market is well known.
My generation has been studying this thing for a long time, and I know very well that scientific names and common names refer to the same thing. Scientific names show their scientific principles, and common names show their use in the world. The two complement each other and have the same essence in the chemical industry.

Safety & Operational Standards

About 2,7-di-O- (benzenazo arsonic acid) -1,8-dihydroxynaphthalene-3,6-disulfonic acid product safety and operating specifications
Fu 2,7-di-O- (benzenazo arsonic acid) -1,8-dihydroxynaphthalene-3,6-disulfonic acid is a special chemical product. When using and operating, safety regulations must be observed.
This product has certain chemical activity and may change when it touches the human body or the environment. Therefore, when operating, the first protection. The operator wears special protective clothing to prevent the skin from getting stained with it; he also needs to wear protective goggles and masks to prevent the particles from entering the eyes and respiratory tract.
Furthermore, the storage place must be dry and well ventilated. Keep away from fire and heat sources to prevent accidents. Different chemicals mix with it, or cause violent reactions, and must be classified and placed.
When using, follow a precise operation process. The measurement must be accurate, and it cannot be increased or decreased at will. If the solution is prepared, stir moderately to ensure uniformity. In the operation room, the instrument is neat and orderly, and it should be cleaned after use.
Once there is a splashing situation, do not panic. If a small amount is spilled, quickly cover it with adsorption and properly collect the waste; if a large amount is spilled, immediately evacuate the personnel and report it to a professional disposer.
This waste should not be discarded at will. According to the prescribed procedures, it should be handled by a special agency to ensure the safety of the environment. In this way, it can be used to ensure safe and orderly operation when using 2,7-di-O - (arsenic acid phenazo) -1,8-dihydroxynaphthalene-3,6-disulfonic acid.

Application Area

The utility of tasting and smelling things is related to the needs of the world. Among all kinds of things, there are 2,7-di-O - (arsonic acid phenylazo) - 1,8-dihydroxynaphthalene - 3,6-disulfonic acid. Its utility is quite extensive. In the field of dyeing, it can make the fabric bright in color, and it will not fade for a long time, adding color to the splendor of the splendor between people. In the road of analytical chemistry, it can be a good aid for the identification of things. With its characteristics, it can distinguish the similarities and differences of substances and the subtlety of the components. On the road of scientific research and inquiry, it is also a powerful tool to help students explore the subtleties and solve the mysteries of science. Looking at its use, it is actually an extraordinary achievement in many fields, which is of great importance to the world and has far-reaching benefits. It is also a rare and excellent product.

Research & Development

In recent years, I have focused on the research of chemical products, especially 2,7 - Di - O - (Arsonophenylazo) - 1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid. This product is unique in nature and has a wide range of potential applications. I have carefully studied its structure, analyzed the reaction mechanism in detail, and hoped to explore the optimal preparation method.
The research process has repeatedly encountered difficulties. The purification of raw materials and the regulation of the process all require fine handling. However, I did not give up. I tried repeatedly and finally got something. The preparation method is gradually improving, and the purity of the product has also been improved.
Looking to the future, this product is expected to develop its talents in the fields of materials and medicine. I shall continue to forge ahead and conduct in-depth research, with the hope of expanding its application, promoting the development of this chemical product, adding new colors to the industry, and living up to my original intention of research.

Toxicity Research

Since modern times, chemical refinement has led to the emergence of many new substances. Today there is a thing called "2,7 - Di - O - (Arsonophenylazo) -1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid". The study of its toxicity is related to the health of people's livelihood and cannot be ignored.
Yu devoted himself to studying, wanting to understand its toxicity. After repeated experiments, observe its reaction with various things, and observe its impact on living things. Although the experiment is difficult, the heart of inquiry has not changed.
I hope to get the real chapter to understand the toxicity of this substance and the mechanism of its action. If it is highly toxic, people should be warned to use it with caution; if it is relatively mild, it is also necessary to standardize its use and prevent it from gradually. In this way, this chemical substance can be used by human beings to avoid its harm and ensure the safety of all things.

Future Prospects

In this world, there is a thing named 2,7 - Di - O - (Arsonophenylazo) - 1,8 - Dihydroxynaphthalene - 3,6 - Disulfonic Acid. It is a chemical thing with unique properties. Our chemical researchers have often observed this thing, hoping to understand its quality and its use.
Although this thing is known today, the future prospects are quite impressive. There may be new discoveries in the field of materials. With its unique structure, it may be able to make materials with strange properties for use in electronics and medicine, which will contribute to the development of future science and technology.
Or in analytical chemistry, it becomes a sharp tool for accurate detection. It can distinguish the smallest and detect the hidden feelings of substances, which is the foundation of scientific research and production. We should study diligently and look forward to the future to make this thing shine, be used by the world, and benefit people. It has become the grand aspiration of our chemical researchers.

Frequently Asked Questions

What is the chemical structure of 2,7 -di-O- (arsophenylazo) -1,8 -dihydroxynaphthalene-3,6 -disulfonic acid

2% 2C7-di-O- (benzyl carbonyl oxygen) - 1% 2C8-dinaphthyl methyl ether - 3% 2C6-disulfonic acid, its chemical structure is as follows.
In this compound, a di-O- (benzyl carbonyl oxygen) group is connected at the 2,7 position. The benzyl group is benzyl, and its structure is benzene ring-linked methylene (-CH 2O -), and the carbonyl oxygen is the oxygen atom connected to the carbonyl group (C = O). This part of the structure is related to the 2,7 position of the main structure by the oxygen atom.
1,8-dinaphthyl methyl ether moiety, naphthyl group is the remaining group after the naphthalene ring loses one hydrogen atom, two naphthalene groups are connected at positions 1,8 and are connected by methyl ether bonds (-O-CH). The oxygen atom of the methyl ether bond is connected to the naphthalene group at one end, and the other end is connected to the methyl group.
3,6-disulfonic acid moiety, the sulfonic acid group (-SO-H) is connected to the overall structure at positions 3,6. In the sulfonic acid group, the sulfur atom is connected to three oxygen atoms, one of which is connected to the sulfur in the form of a double bond, and the other two oxygen atoms are connected to the hydrogen atom in the form of a hydroxyl group, and the sulfur atom is related to the 3,6 carbon atoms of the
In this way, the partial structures together constitute the chemical structure of 2% 2C7 -di-O- (benzyl carbonyl oxygen) -1% 2C8 -dinaphthyl methyl ether-3% 2C6 -disulfonic acid.

What are the main uses of 2,7 -di-O- (arsophenylazo) -1,8 -dihydroxynaphthalene-3,6 -disulfonic acid

2% 2C7-di-O- (benzyl carbonyl oxide) - 1% 2C8-dinaphthyl methyl ether-3% 2C6-disulfonic acid, its use is quite extensive.
In the field of organic synthesis, this compound is often used as a key intermediate. Due to its unique structure, it has the backbone of dinaphthyl methyl ether and is supplemented by specific substituents at both ends, so it can be derived through various chemical reactions. Many organic compounds with unique properties and functions can be derived. For example, when building complex organic molecular structures, with its specific functional groups, precise molecular splicing can be achieved, laying the foundation for the synthesis of new drugs, functional materials, etc.
In the field of medicinal chemistry, it may exhibit potential biological activity. The structure of the dinaphthyl group endows the molecule with certain rigidity and planarity, which is conducive to the interaction with biological macromolecules, such as proteins and nucleic acids. The introduction of sulfonic acid groups can improve the water solubility of compounds and enhance their transport and metabolism in vivo. The benzyl carbonyl oxygen moiety may participate in specific receptor-ligand interactions, which is expected to be developed into new therapeutic drugs, which can be effective for specific disease targets.
In the field of materials science, this compound also has great application prospects. Sulfonic acid groups can endow materials with ion exchange capabilities, and play a role in the preparation of ion exchange resins, proton conduction membranes, etc. The optical properties brought by the structure of dinaphthyl methyl ether may make the material useful in the fields of optoelectronic devices, such as organic Light Emitting Diode (OLED), light sensors, etc. By fine-tuning its structure, the optical properties of the material can be adjusted to meet different application needs.
In summary, 2% 2C7 -di-O - (benzyl carbonyl oxide) - 1% 2C8 -dinaphthyl methyl ether - 3% 2C6 -disulfonic acid has important potential application value in organic synthesis, drug development and material preparation, and is an organic compound worthy of further investigation.

What are the precautions for the use of 2,7-di-O- (arsophenylazo) -1,8-dihydroxynaphthalene-3,6-disulfonic acid?

2% 2C7-di-O- (benzyl carbonyloxy) - 1% 2C8-dinaphthyl methyl ether-3% 2C6-disulfonic acid, when it is in use, many should be avoided and must not be ignored.
First, the properties of this substance need to be detailed. It has a specific chemical structure and physical and chemical characteristics, and may have different performances under different environmental conditions. In case of temperature change or moisture change, its stability or change, when using it, pay attention to the environmental factors such as temperature and humidity, and ensure that it is in a suitable state to ensure its performance.
Second, the method of use must follow the specifications. When weighing, the accuracy is crucial, the difference in the slightest, or the reaction is biased. If the amount is too large, the reaction will be too large, and if the amount is too small, it will be difficult to achieve the expected effect. And its solubility in different solvents is different. The solvent must be carefully selected so that it can be evenly dispersed and fully reacted before it can be used to its fullest potential.
Third, the conditions of the reaction need to be precisely controlled. Temperature, pH, etc. are all key. If the temperature is too high, it may cause side reactions to occur, which will damage the purity of the product; if the temperature is too low, the reaction will be slow and time-consuming. The same is true for pH. Improper acid-base environment, or reaction process, or poor quality of the product.
Fourth, safety is the top priority. This substance may be toxic, corrosive and other hazards. When operating, protective gear must be complete, such as protective clothing, protective gloves and goggles, etc., must not be neglected. And its storage should also be properly kept away from fire and heat sources, and placed in a cool and dry place to prevent accidents.
Use 2% 2C7 - di-O - (benzyl carbonyl oxy) - 1% 2C8 - dinaphthyl methyl ether - 3% 2C6 - disulfonic acid, and handle it with care and care in all details to achieve the intended purpose and ensure safety.

How is the stability of 2,7 -di-O- (arsophenylazo) -1,8 -dihydroxynaphthalene-3,6 -disulfonic acid?

The stability of 2% 2C7-di-O- (benzyl carbonyl oxygen) - 1% 2C8-dinaphthyl methyl ether - 3% 2C6-disulfonic acid is discussed in detail.
In this compound, the substituent at 2,7 positions, that is, di-O- (benzyl carbonyl oxygen), benzyl carbonyl oxygen structure, the benzyl moiety has a certain steric resistance, and the conjugate system of the benzene ring can disperse the electron cloud and enhance the molecular stability. It is connected to the naphthalene ring and further stabilizes the molecular structure through π-π conjugation.
1,8-dinaphthyl methyl ether part, the fused ring structure of the naphthalene ring itself is quite stable, the methyl ether group is connected to the 1,8 position of the naphthalene ring, and the solitary pair electrons of the oxygen atom in the methoxy group can be conjugated with the naphthalene ring, so that the electron cloud distribution is more uniform, thereby improving the stability.
Furthermore, the introduction of 3,6-disulfonic acid group, the sulfonic acid group is a strong hydrophilic group, although it is an electron-absorbing group, but in the aqueous environment, the sulfonic acid group can interact with water molecules by forming hydrogen bonds, etc., so that the compound can form a stable dispersion system in water. At the same time, the negative charge of the sulfonic acid group can be dispersed through the conjugate system, so that the overall charge distribution
However, external factors also affect its stability. When the temperature increases, the thermal motion of the molecule intensifies, which may cause the vibration of the chemical bond to increase, and there is a risk of fracture, which may reduce the stability. Under light, if the photon energy is sufficient to stimulate the electron transition in the molecule, it may trigger photochemical reactions, change the molecular structure, and affect the stability. In an acid-base environment, sulfonic acid groups can undergo reactions such as ionization, and parts such as benzyl carbonyl oxygen may also be hydrolyzed due to acid-base action, which may destroy the original structure of the molecule and damage the stability.
In summary, the stability of 2% 2C7-di-O- (benzyl carbonyl oxygen) -1% 2C8-dinaphthyl methyl ether-3% 2C6-disulfonic acid is not only based on factors such as conjugation, steric resistance and charge distribution of its own structure, but also affected by external temperature, light, acid and base conditions.

What is the preparation method of 2,7 -di-O- (arsophenylazo) -1,8 -dihydroxynaphthalene-3,6 -disulfonic acid

To prepare 2,7-di-O- (benzyl carbonyl) -1,8-dinaphthyl methyl ether-3,6-disulfonic acid, the following ancient method can be used.
First take an appropriate amount of 1,8-dinaphthyl methyl ether and place it in a clean reactor. Dissolve it in an organic solvent such as dichloromethane to disperse it uniformly. In this solution, slowly add benzyl chloride and an appropriate amount of base, such as potassium carbonate. The effect of the base is to promote the reaction of benzyl with the hydroxyl group in 1,8-dinaphthyl methyl ether to form 2,7-di-O- (benzyl carbonyl) -1,8-dinaphthyl methyl ether. During the reaction, the temperature should be controlled in a moderate range and stirred continuously to facilitate the uniform progress of the reaction.
After the above reaction is completed, the reaction solution is properly handled and the product containing 2,7-di-O- (benzyl carbonyl) -1,8-dinaphthyl methyl ether is separated. Subsequently, the product is moved to another reaction vessel and concentrated sulfuric acid is added. Concentrated sulfuric acid is used here as a sulfonating agent. It reacts with 2,7-di-O- (benzylcarbonyl) -1,8-dinaphthyl methyl ether, and introduces a sulfonic acid group at its 3,6-position to obtain 2,7-di-O- (benzylcarbonyl) -1,8-dinaphthyl methyl ether-3,6-disulfonic acid. In this step, the control of temperature is crucial. If it is too high, side reactions will easily occur, and if it is too low, the reaction rate will be delayed.
After the reaction is completed, the reaction mixture is poured into ice water to stop the reaction. After that, the product can be purified by means of filtration, washing, etc. First wash with an appropriate amount of water to remove excess acid and water-soluble impurities, and then recrystallize with organic solvents such as ethanol to obtain pure 2,7-di-O- (benzyl carbonyl) -1,8-dinaphthyl methyl ether-3,6-disulfonic acid. The whole process should pay attention to the specifications of operation to ensure the safety and efficiency of the reaction.