Sodium 2,4-Diamino-5-[(E)-(2-Hydroxy-5-Nitrophenyl)Diazenyl]Benzenesulfonate

This is the chemical structure of Sodium 2,4 - Diamino - 5 - [ (E) - (2 - Hydroxy - 5 - Nitrophenyl) Diazenyl] Benzenesulfonate. The name of this compound is long and complicated, and its various parts can be dissected to explain its structure.
"Sodium" expressly indicates that this is a sodium salt, that is, the compound contains sodium ions and exists in it in cationic form.
"2,4 - Diamino" means that there is an amino group ($- NH_ {2} $) attached to each of the 2 and 4 positions in the benzene ring. The amino group is a basic functional group and has a great influence on the chemical properties of the compound.
"5 - [ (E) - (2 - Hydroxy - 5 - Nitrophenyl) Diazenyl]" In this part, the phenotype of " (E) " is trans, " (2 - Hydroxy - 5 - Nitrophenyl) " refers to the 2 - hydroxy - 5 - nitrophenyl group, which contains hydroxyl ($-OH $) and nitro ($- NO_ {2} $), both of which are at specific positions on the benzene ring. And "Diazenyl" is azo ($-N = N- $), which connects the phenyl group containing hydroxyl and nitro to the 5 position of the main benzene ring. The azo group has a special electronic structure, which affects the color and photochemical properties of the compound.
"Benzenesulfonate" indicates that the main body is a benzenesulfonate structure, and the sulfonic acid group ($- SO_ {3 }^{-}$） is connected to the benzene ring, and due to the combination with sodium ions, it forms a sodium salt of benzenesulfonate. The sulfonic acid group is a strong acidic functional group, giving the compound good water solubility.
In summary, the chemical structure of Sodium 2,4 - Diamino - 5 - [ (E) - (2 - Hydroxy - 5 - Nitrophenyl) Diazenyl] Benzenesulfonate is composed of an amino-containing benzene ring as the main body, which is connected with a phenyl group containing hydroxyl groups and nitro groups through azo groups, and is presented in the form of sodium benzene sulfonate salt. The interaction of functional groups endows this compound with unique chemical and physical properties.

Sodium + 2,4-diamino-5- [ (E) - (2-hydroxy-5-nitrophenyl) azo] benzenesulfonate, which is widely used in industry and life.
In the printing and dyeing industry, it is often used as a dye intermediate. Through delicate chemical processes, it can be derived into colorful dyes through complex chemical reactions. This dye has outstanding dyeing properties, and the dyed fabrics are full and bright in color. It has good light resistance and washable fastness, making the fabrics durable and indispensable in the dyeing of fabrics such as clothing and home textiles.
In the paper industry, it also plays a key role. It can be used as a paper dyeing aid to promote the uniform adhesion of dyes to paper fibers, significantly improve the dyeing effect of paper, and endow paper with rich colors. It is widely used in the dyeing process of various cultural papers and packaging papers to meet the color requirements of different paper products.
In the field of analytical chemistry, due to its unique chemical structure and properties, it can act as a color reagent for specific metal ions. When encountering certain metal ions, it can react specifically to form complexes with specific colors, thereby realizing the qualitative and quantitative analysis of metal ions. It has made outstanding contributions to many fields such as water quality monitoring and ore composition analysis, providing an important means for accurate analysis.

Sodium + 2,4 - Diamino - 5 - [ (E) - (2 - Hydroxy - 5 - Nitrophenyl) Diazenyl] Benzenesulfonate is a special chemical substance. During its use, all precautions are crucial.
Bear the brunt of it, and safety protection must not be ignored. This substance may be toxic and irritating, so it is necessary to wear suitable protective equipment when operating. Protective gloves need to be able to resist its corrosion, goggles can protect the eyes from splashes, and masks are also indispensable to prevent inhalation of its dust or volatile gas and avoid damage to the respiratory tract.
Furthermore, the method of storage also needs to be cautious. It should be placed in a cool, dry and well ventilated place, away from fire and heat sources. It may be dangerous due to its chemical properties or cause heat or open flames. And it should be placed separately from oxidizing agents, acids and other substances to prevent chemical reactions from occurring, causing material deterioration or causing safety accidents.
When using, accurate measurement is the most important thing. According to specific needs, measure the required amount with a precise measuring tool. Excessive use is not only wasteful, but may also lead to adverse consequences; insufficient dosage will not achieve the desired effect. The operation process should follow strict procedures to avoid random changes to steps and conditions.
In addition, after use, proper disposal of remaining substances and waste should not be ignored. Do not discard it at will. It needs to be disposed of in accordance with relevant environmental regulations and appropriate methods to prevent pollution to the environment. Clean used appliances to ensure that there is no residue, so as not to affect subsequent use or cause other problems.

I look at this "Sodium + 2,4-diamino-5- [ (E) - (2-hydroxy-5-nitrophenyl) azo] benzenesulfonate", and its safety needs to be investigated in detail. The structure of this compound is slightly complex, and it is formed by combining sodium with specific organic groups.
From the perspective of the organic part, the 2,4-diamino structure may have certain reactivity, and the amino group is prone to nucleophilic reactions with other substances. And 5- [ (E) - (2-hydroxy-5-nitrophenyl) azo] part, the azo structure may decompose under specific conditions and release nitrogen-containing active substances. And the nitro group in the 2-hydroxy-5-nitrophenyl group has strong oxidizing properties, encountering specific substances such as reducing agents, or triggering violent reactions.
From the perspective of overall safety, it may have a potential impact on the organism. If it comes into contact with the skin, it may cause redness, swelling, itching and other symptoms due to the active groups in its structure, or cause skin irritation. If accidentally inhaled, its particles may dissolve and react in the respiratory tract, damaging the respiratory mucosa. As for ingestion, it interferes with normal physiological and biochemical processes through the digestive system, or reacts with biomolecules in the body.
Furthermore, its stability is also related to safety. Under conditions such as light and high temperature, the azo structure and nitro groups may change and produce new harmful substances.
In summary, this substance needs to be treated with caution in use, storage and other links, and its characteristics should be studied in detail to ensure the safety of personnel and the environment.

I look at the "Sodium+2%2C4-Diamino-5-%5B%28E%29-%282-Hydroxy-5-Nitrophenyl%29Diazenyl%5DBenzenesulfonate" you are asking about. This is the name of a chemical substance, which is commonly referred to as a specific organic compound. However, it is not easy to know its market price. Because the price of the market is easy, it often changes with many factors.
First, the purity of this compound has a great impact on the price. If the purity is very high and it is almost flawless, its price will be high; if it contains impurities, the price will be slightly lower. Second, the trend of supply and demand also affects the price. If the product is in the market and there are few suppliers, the price will rise; conversely, if the supply exceeds the demand, the price will decline. Third, the difficulty of preparation is also the key. If its preparation requires exquisite skills and rare raw materials, the cost will be high and the price will be high; if the preparation is relatively simple, the price may be slightly close to the people.
And the price of this compound varies in different places. In prosperous commercial cities, due to convenient transactions, well-informed information, or price advantages; in remote places, due to transportation costs, etc., the price may be higher. And because I do not know all the details of the current market, it is difficult to determine the price. Only if you want to know the details, you can ask the chemical reagent shop, or check it on the online professional chemical trading platform, and you can get a more accurate price.