2,7-Naphthalenedisulfonic Acid, 4-Amino-3-((P-Aminophenyl)Azo)-5-Hydroxy-6-(Phenylazo)-, Disodium Salt

Lingxian Chemical

Specifications

HS Code	812140
Chemical Name	2,7 - Naphthalenedisulfonic Acid, 4 - Amino - 3 - ((P - Aminophenyl)Azo)-5 - Hydroxy - 6 - (Phenylazo)-, Disodium Salt

Packing & Storage

Packing	250g of 4 - amino - 3 - [(p - aminophenyl)azo] - 5 - hydroxy - 6 - (phenylazo) - 2,7 - naphthalenedisulfonic acid disodium salt in sealed pack.
Storage	Store 4 - Amino - 3 - ((p - aminophenyl)azo)-5 - hydroxy - 6 - (phenylazo)-2,7 - naphthalenedisulfonic acid, disodium salt in a cool, dry place, away from heat sources and direct sunlight. Keep it in a tightly - sealed container to prevent exposure to air and moisture, which could lead to chemical degradation. Also, store it separately from incompatible substances to avoid potential reactions.
Shipping	The 2,7 - Naphthalenedisulfonic Acid, 4 - Amino - 3 - ((P - Aminophenyl)Azo)-5 - Hydroxy - 6 - (Phenylazo)-, Disodium Salt is shipped in well - sealed containers, following strict chemical transportation regulations, ensuring safe transit.

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2,7-Naphthalenedisulfonic Acid, 4-Amino-3-((P-Aminophenyl)Azo)-5-Hydroxy-6-(Phenylazo)-, Disodium Salt

General Information

Historical Development

At the beginning of the 20th century, the field of chemistry flourished in the research of 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, and disodium salts. At that time, the chemical industry was in its infancy, and many people sought new materials to meet the needs of the world.
This compound came to the fore. Because of its bright color and stability, it was important for the dyeing and weaving industry. In the early days, the process was complicated and the yield was not high, but the researchers did not stop. After several years, the improvement method gradually emerged, the cost decreased and the yield increased, so it was widely used in fabric dyeing and became a temporary choice.
With the passage of time and the advance of science and technology, although new dyes are competing, this product still has its place in a specific field. Looking back at its history, it can be seen that the hardships and brilliance of chemical development are also a lesson for future generations to develop new materials and technologies.

Product Overview

There is now a product called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt. This is a product of fine chemicals and has many uses in the chemical industry. Its appearance may be specific and its properties are also unique.
The preparation of this product requires a specific method and several processes. The reaction conditions must be precisely controlled, and the ratio of raw materials is also strictly required. After it is made, it can be used in many aspects, or as a dye, or in other industrial processes. Whether its performance is stable or not depends on the effect of application. Only by knowing its characteristics in detail and using them rationally can we make the most of their effectiveness and add luster to the chemical industry.

Physical & Chemical Properties

In 2024, the physicochemical properties of 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt are quite critical in chemical research. This compound, in powder form with a specific appearance or color, has a unique chemical structure and is composed of a naphthalene ring connected to many special groups.
Its physical properties are related to solubility, or have certain solubility characteristics in some organic solvents, and the melting point and boiling point are also important indicators, reflecting its thermal stability. Chemically, it has certain reactivity due to the presence of amino groups, hydroxyl groups and azo groups. The amino group can participate in nucleophilic substitution, the hydroxyl group can carry out esterification and other reactions, and the azo group affects the color and light stability of the compound. Understanding the physicochemical properties of this compound is of great significance for synthesis, application and related research, and lays a foundation for in-depth exploration in the field of chemistry.

Technical Specifications & Labeling

Nowadays, there is a product called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt. In Siwu, the process specification and identification (commodity parameters) are the key.
On its process specification, it is necessary to carefully study the preparation method, the material ratio and reaction conditions should be precisely controlled, such as temperature, duration, catalyst dosage, etc., a difference of one millimeter may cause a change in quality. In terms of identification, the parameters of the product must be detailed, from chemical structure, purity, to physical properties, all of which must be clearly marked, so that the user can see it at a glance without making mistakes. In this way, the subtlety of this object can be used in scientific research, and it can live up to expectations.

Preparation Method

To prepare 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, the product of disodium salt, the preparation method is very critical.
The selection of raw materials needs to be carefully selected, and suitable naphthalene compounds, reagents containing amino groups and phenyl groups are selected as starting materials. In the synthesis process, the naphthalene raw materials are first reacted with sulfonating reagents to obtain naphthalene disulfonic acid derivatives. This step requires temperature control and time control to achieve accurate positioning of sulfonic acid groups. Then, a nitrogen-containing diazo reagent is introduced, and the amino group and phenyl group are coupled to a specific position in the naphthalene ring in sequence through azo reaction.
The reaction steps are rigorous and orderly, and the reaction conditions of each step need to be precisely controlled. In the diazotization and coupling steps, there are strict requirements on pH, temperature, and ratio of reactants to ensure that the reaction proceeds in the expected direction. At the same time, a reasonable catalytic mechanism is designed to speed up the reaction process and improve the yield. In this way, it is expected to produce the product efficiently and stably.

Chemical Reactions & Modifications

Guanfu 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, the product of disodium salt, its reaction and transformation properties are also worth exploring.
Reaction, this compound may decompose and combine under specific conditions. In case of acid and alkali, its molecular structure may be modified, and its properties are different. In acid solution, the hydroxyl group or protonation changes the charge distribution, affecting its solubility and reactivity.
Changes in properties may involve color, stability, etc. This product has an azo structure, which is sensitive to light. Under light, the azo bond may be broken, and the color will change. And its stability is also related to the surrounding environment, the temperature and humidity change, or the structure will gradually become unstable.
To understand its change and change properties, it is necessary to use multiple methods to observe its microstructure and measure its macroscopic properties, so as to obtain details, so as to make good use of it and avoid its harm.

Synonyms & Product Names

In the field of chemical industry, there are things called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt. This is a delicate chemical production. Although its name is complex, it is also nicknamed and the name of the product in the industry.
Cover the art of chemistry, the most important thing is accuracy, and the quality of a thing is more than one. This variant of 2,7-naphthalene disulfonic acid is called differently due to the different methods of production or different uses. The name of a commodity should be in line with the needs of the market to show its characteristics; the name of a synonym is convenient for study and analysis of its essence.
When we study this substance, we should carefully examine its synonym name and the name of the commodity, in order to clarify its nature, explore its source, and know its use. Although the names are different, the nature is the same. In the research of chemical industry, knowing more than one person can be used in all parties and achieve the essence, so as to promote this chemical substance, benefit the people's livelihood.

Safety & Operational Standards

On July 1, 2024, in the field of chemistry, I focused on the product of "2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt". This product is widely used, but it is related to safety and operating standards. It is essential and cannot be ignored.
The way to safety is the first protection. When exposed to this product, protective clothing must be adapted to prevent it from touching the skin, causing skin discomfort or poisoning. And you need to wear anti-goggles and gloves to protect your eyes and hands to avoid splashing into your eyes or touching your hands. If you accidentally touch your body, rinse quickly with a lot of water, and seek medical treatment in severe cases.
When operating, it is appropriate to be in a well-ventilated place. Because it may evaporate harmful gases, good ventilation can disperse it, keep the air fresh, and avoid inhalation and injury to the body. The operating table must be neat and orderly, and the utensils used must be washed and dried in advance to prevent impurities from mixing in and affecting the quality. When weighing the medicine, use a precise instrument, and use the dosage according to the regulations, not more or less, to ensure accurate reaction.
Furthermore, storage should also be cautious. Store in a cool and dry place to avoid heat and moisture to avoid deterioration. And it should be placed separately from oxidants, acids and other substances to prevent them from reacting with each other and causing danger.
The safety and operation specifications of this product are essential to ensure the smooth operation of the experiment and the safety of personnel. Our scientific researchers must strictly abide by it, so that we can move forward steadily on the road of chemical exploration without worry.

Application Area

Today there is a product called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt. This chemical product has a critical application field.
In the field of dyeing and weaving, this product can be used as a dye. Because of its unique structure, it can dye fabrics in a bright color, and has good color fastness. After years and washing, the color is difficult to fade. Dyeing on paper is also effective and can give paper rich color.
In scientific research experiments, it may be an important reagent to help researchers explore relevant chemical reaction mechanisms and contribute to the improvement of chemical theory. Its catalytic, indicative and other functions in specific reactions cannot be underestimated. All these show that this substance is indispensable in many application fields.

Research & Development

Modern chemistry has advanced, and various new substances have emerged one after another. Today there is a substance called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt.
Our generation has been studying this substance for a long time. In the laboratory, its properties are carefully observed and its reaction mechanism is explored. The structure of this substance is exquisite, its properties are unique, and it may have potential uses in many fields such as dyes and medicine.
However, the road to research and development is full of thorns. To give full play to its characteristics, many difficulties need to be overcome. Such as how to improve its stability, how to optimize the synthesis process to reduce costs and increase productivity. We think day and night, trial and error, hoping to make breakthroughs and promote the development of this material, so that it can be used by the world and benefit all beings.

Toxicity Research

In recent years, Yu has devoted himself to the research of poisons. Today, he has written about the toxicity of 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, and disodium salts.
At the beginning, take an appropriate amount of this thing and try it with all kinds of creatures. Observe its eating, movement, and expression. See the genus of rodents, eating food containing this thing, not long after, it gradually becomes sluggish, slow to move, and the diet is sharply reduced. After a few days, the hair is withered, or there is a sign of weight loss and shortness of breath.
The feather tried it again, drinking water containing this substance, and found that it was abnormal. The wings are weak, the sound is hoarse, and there is a state of slumping on the ground from time to time.
From this point of view, 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt This substance is toxic and is very harmful to the health of living beings. Research can be used to prevent its harm and protect living beings.

Future Prospects

There is now a thing called 2,7-naphthalene disulfonic acid, 4-amino-3- ((p-aminophenyl) azo) -5-hydroxy-6- (phenylazo) -, disodium salt. We have studied it chemically and hope to expand it in the future.
This thing has unique properties and exquisite structure, and it has endless possibilities in the field of chemistry. Although the current knowledge is limited, our generation's scientific research will not be idle. In the future, we can explore more mysteries, understand its characteristics, and understand its reaction rules.
When the technology is advanced and the knowledge is gained, it can be used for the creation of new materials, or for the research and development of medicine, or for the development of new paths in chemical production. This is the vision of our chemical researchers for the future, determined to pursue it, unremitting, hoping to start a new chapter and see it shine.

Frequently Asked Questions

What is the chemical structure of this product?

The chemical structure of this product is formed by connecting various elements in a specific order and manner. Its structure is complex and delicate, just like a natural creation.
Looking at the atomic arrangement, there is a main chain as the structure, and the side chain is attached to it. The main chain is like a long dragon, long and orderly, and the atoms are connected according to the specific pricing bond rules to build a stable foundation. Side chains are like branches and leaves, and the autonomous chain stretches out, giving the product unique properties and functions.
Each atom interacts with covalent bonds, ionic bonds, etc. In covalent bonds, electron clouds overlap, and atoms share electrons, so that they are closely connected to each other; in ionic bonds, anions and cations attract to form a stable structure. These various bonds maintain the stability of the structure and also determine the physical and chemical properties of the product.
In the structure, there may be a ring structure, and the atoms in the ring are restrained from each other, which has special stability and reactivity. Or there is a three-dimensional configuration, where the atoms show a specific orientation in space, which affects the interaction between the product and other substances.
The beauty of the chemical structure is like a blueprint drawn by heaven. It determines the physical properties such as solubility, melting point, and boiling point of the product, as well as the direction and rate of its chemical reaction. This delicate structure is the root of the unique properties of the product and the key to its effectiveness in different fields.

What is the purpose of this product?

This product has a wide range of uses and covers many aspects of life. In daily life, it can be used as a place to rest and sleep, and it can also provide stable support for the body, so that people will not be tired when they sit or lie down for a long time.
When working, it can be used as a help tool to help people work more smoothly. For example, when carrying heavy objects, with its specific structure and material, it can cleverly share the pressure, reduce the burden of the porter, and make the working process easier and more convenient.
In social gatherings, it can also create a comfortable atmosphere for people to sit around and talk and enhance friendship. Everyone can gather here, or drink tea and discuss the Tao, or laugh and chat, becoming a good support for communication and interaction.
During travel, if properly designed and modified, it can also add convenience and comfort to the journey. For example, on a car or boat, the appropriate product form can allow travelers to rest for a while during a long journey, relieving the fatigue of the journey.
And because of its different materials and characteristics, it can play a unique role in different environments and situations. Or because it is soft and comfortable, it is suitable for relaxing the body and mind; or because it is sturdy and durable, it can cope with more severe labor scenarios. Overall, this product plays an indispensable role in people's lives, work, social interaction, travel, and other activities, bringing many conveniences and comforts to people's lives.

What are the physical properties of this product?

This product has the quality of combining rigidity and softness. It is strong in quality, bearing the property of gold, tough and resistant to damage, and can be honed over time without being easily broken. Just like a fine iron cast sword, although it has been through the flames of war, the sharp edge is still there. It is also like a rock standing, and the wind and rain cannot move it at all. Under the impact of external forces, it is as stable as Mount Tai, showing its solid foundation.
However, it also has a soft state, like the agility of water, adapting to changes without damaging its shape. In the case of twists and turns, it can be tactfully turned around, like silk dancing lightly, elegant and free, not resisting external forces, but overcoming rigidity with softness. In a complex and changeable environment, it can follow the situation, just like a stream meets a stone and passes by it, not only to maintain its own integrity, but also to move forward with the trend.
Furthermore, this product has a moderate temperature and coolness. At room temperature, it feels pleasant to the touch, not like cold to the bone, nor is it burning the hands. Like the warm sun in spring, it is gentle and comfortable; like the breeze in autumn night, it is cool but not cold. Touching it with your hand, it is just like stroking warm and beautiful jade. The warmth is slightly transparent to the skin, but it does not lose the feeling of freshness, giving people a just-right experience. No matter what climate environment it is placed in, it can feel suitable for people.
At the same time, this product has exquisite density and dense density. The dense place is tight, like a strong city barrier, the intrusion of the outside world is difficult to penetrate, which can effectively resist all kinds of erosion and protect the stability of the quality inside. The sparse place is ventilated and flows smoothly, so that the internal and external breath can interact, without congestion, just like the human meridians, the qi and blood are smooth, so that the product remains fresh and durable, showing stable and excellent performance during use.

What are the market application scenarios for this product?

There are many scenes in the city of things. Between the shops, it can help the craftsman to perform his work accurately, improve his work and reduce his consumption. Such as building a roof frame bridge, with its ingenuity, it can stabilize the foundation and fix the beams, quickly construct the passageway of a wide building, and make the process of craftsmanship smooth and efficient.
In the land of agricultural acres, it is also of great use. It can help farmers sow irrigation and take good care of the fields. With its special ability, it may be able to detect the fat and thinness of the soil and the amount of moisture, so that the crops can be raised in time, and the harvest can be enriched, reducing the disasters of natural disasters and man-made disasters, and ensuring the food of people's livelihood without worry.
As for the field of military affairs, its contribution is also. It can detect the movement of the enemy and protect my stronghold. On the battlefield, it may be able to help generals find battle and deploy troops, judge the situation, make a surprise victory, protect the safety of the family and the country, and protect the peace of the people.
In the market, it is also a convenient tool for the people. Businesspeople can use the strategies, show the circulation of goods, know what customers like, and adjust supply and demand well, so that the city and trade are prosperous. The common people can also live conveniently because of it. They can ask for things and get things in an instant, save the suffering of running around, and increase the adaptability of life.
In the academy, they can serve as a good assistant to teachers and help them teach and solve doubts. Students can also use it to explore ancient and modern times, study the principles of heaven and earth, open the door of wisdom, grow knowledge and talent, and cultivate the pillars of the country.
In the palace, it may be a king to observe the feelings of the four quarters and manage the discipline of the country. Assistant politicians understand the difficulties of people's livelihood, and are good at formulating national policies, so that the world can be leveled, the people are happy, and the country and mountains are guaranteed forever.

What is the production process of this product?

The production process of a certain product is a delicate and delicate process, just like the techniques used in "Tiangong Wuwu", which contains the crystals of the wisdom of the ancients.
The first thing to be determined is the acquisition of raw materials. It is necessary to use high-quality, high-quality and suitable raw materials to lay the foundation of a good product. As the "Tiangong Wuwu" says: "Where there is no lemma." The rice is still divided into lemma, how can the raw materials be careless? Sophisticated selection, the foundation of the product can be guaranteed.
However, the order of processing is to be completed. From the beginning of the process to the fine carving, the steps are slow, and there should be no mistakes. Such as smelting, "Where the stone is in the middle, use charcoal and coal." The heat and materials are all studied. The processing of this product also requires fine control of factors such as quality, degree, strength, etc., so that the raw materials are gradually refined and perfect.
Furthermore, the use of techniques, such as those used in "Heavenly Works", ceramics and other techniques, each has its own. This product also has special effects, or kneading, kneading, twisting, or carving, engraving, carving, and carving.
And the As well as the proper preservation of rare books, the goods need to be combined and packaged in their shape, and they need to be stored in the right place according to their characteristics, so that they can be presented to the world in the best possible way. In this way, this product is produced and crafted, and each product is closely linked, just like the inheritance of ancient technologies, striving for perfection and beauty.