2-Hydroxy-1-(1-Hydroxy-2-Naphthylazo)-6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt

Lingxian Chemical

Specifications

HS Code	498531
Chemical Name	2-Hydroxy-1-(1-Hydroxy-2-Naphthylazo)-6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt
Chemical Formula	C16H10N3NaO7S
Molecular Weight	425.32 g/mol
Appearance	Solid (color depends on form, often a colored powder)
Solubility	Soluble in water (due to sodium salt)
Ph	Affected by the acidic functional groups, can be in the acidic - near neutral range in solution
Stability	Stable under normal conditions, but may decompose on exposure to strong acids, bases, heat, or light
Melting Point	Decomposes rather than having a distinct melting point (due to complex structure and functional groups)
Absorption Spectrum	Absorbs in the visible region, characteristic of azo - containing compounds, used for colorimetric analysis
Application	Used in dyeing processes, as a colorant in various industries; also in some analytical chemistry applications for its color - forming reactions

Packing & Storage

Packing	500g of 2 - Hydroxy - 1-(1 - Hydroxy - 2 - Naphthylazo)-6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt in sealed container.
Storage	Store 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo)-6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt in a cool, dry place. Keep it away from heat sources and direct sunlight. Ensure the storage area is well - ventilated. Store in a tightly sealed container to prevent exposure to moisture and air, which could potentially affect the chemical's stability.
Shipping	Ship 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo)-6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt in sealed, corrosion - resistant containers. Follow hazardous chemical shipping regulations for proper transport to ensure safety.

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2-Hydroxy-1-(1-Hydroxy-2-Naphthylazo)-6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt

General Information

Historical Development

Taste of ancient chemistry, although it is not as prosperous as it is today, it still has its beginning and evolution. 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt This compound, its historical development, is also very interesting.
In the past, chemistry was first developed, and the sages used simple methods to explore the properties of matter. Although the instruments were not refined, they were determined. At that time, the understanding of this compound was still shallow, and only one or two of its characteristics were known.
After that, the years passed, the technology was progressive, and the methods of various experiments were increasingly complete. Scholars have studied its structure and properties more and more deeply, understanding the principle of its reaction and the method of its synthesis. From ignorant initial observation to clear and penetrating, this compound has gradually shown its unique value in the field of chemistry, laying the foundation for many future studies and laying the foundation. It is a shining pearl in the long history of chemical development.

Product Overview

There is a chemical substance named "2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) -6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt". This chemical substance is in the form of sodium salt. It has a unique structure, containing hydroxyl groups, nitro groups, naphthalenyl groups and sulfonic acid groups. This substance may have specific uses and properties in chemical research. Its physical properties such as color and solubility, as well as its activity in chemical reactions, are all to be observed by our chemical researchers. This substance may be used for specific synthetic reactions or has its functions in analytical testing. We should study it in detail to clarify its characteristics and applications, so as to make good use of it in the field of chemistry, so as to promote academic and practical progress.

Physical & Chemical Properties

2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt The physical and chemical properties of this substance are particularly important. Looking at its shape, it is often in the state of powder, with different colors, or yellow or light, under careful inspection, it is quite unique. Its solubility can also be investigated. In water, it has certain solubility characteristics and can interact with water molecules. This is due to the groups contained in the molecular structure.
On its chemical activity, because it contains nitro, sulfonic acid and other groups, it can participate in a variety of reactions under specific chemical reaction conditions. Nitro groups have strong oxidizing properties, or can initiate oxidation reactions in appropriate environments; sulfonic acid groups give them certain acidic properties, which can neutralize and react with alkali substances. And the azo structure they contain may change under the influence of external factors such as light and heat, which may cause changes in their physical and chemical properties such as color and stability. It is an object worthy of in-depth investigation in chemical research.

Technical Specifications & Labeling

Today there is a thing called 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt. To clarify its technical specifications and labels (commodity parameters), you should check it carefully.
The technical specifications of this substance are related to its preparation method. It is necessary to follow precise steps and control suitable conditions, such as temperature, duration, material ratio, etc., to form a pure product. When preparing, all aspects need to be careful, and the difference is very small.
As for the identification (commodity parameters), it covers many aspects. Its physical properties, such as color and morphology, are important markers. Chemical properties cannot be ignored, and parameters such as stability and reactivity can determine its quality. This is the key to distinguishing this object. According to this technical specification and identification (commodity parameters), its true appearance can be obtained, and its capabilities can be fully demonstrated in research and application.

Preparation Method

To make 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt, the method of making it, the first heavy raw materials and production process. Choose good raw materials, such as naphthol, nitro naphthalenesulfonic acid, etc., to make it pure. The production process should be refined, such as first making naphthol and sodium nitrite in an acidic environment to form diazonium salts, which is the key.
The reaction steps should also be detailed. Control the temperature, rate and time to couple the diazonium salt with 1 - hydroxy - 2 - naphthol, and the reaction is smooth. After the reaction is completed, the product needs to be well treated.
Furthermore, the catalytic mechanism cannot be ignored. Find a suitable catalyst to increase the reaction rate, reduce energy consumption, and improve the yield. In this way, by fine research and good control of all ends, high-quality products can be obtained, which will gain in the chemical industry.

Chemical Reactions & Modifications

On a certain night and night, I studied 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) -6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt in the room. Its transformation is wonderful, which is thought-provoking.
At the beginning, it was applied according to the conventional method, but the transformation was slow and the yield was not as expected. I was worried, so I read the classics all over, thought about the methods of the ancestors, and hoped to get something.
After fine-tuning the conditions, changing the temperature, changing the solvent, and repeated the trial. Observe the transformation, record the data in detail, and observe minor changes.
Suddenly, the chemical reaction has turned a corner. The reaction rate has greatly increased, and the quality of the product has also improved. This change is also due to the deepening of the understanding of the chemical reaction mechanism, and the ability to adjust the conditions to promote the positive direction of chemical reaction.
After this research, in 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) -6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt should be modified, and a lot of experience has been gained. I also know that the road of scientific research requires constant and specialized, in order to achieve success.

Synonyms & Product Names

2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) -6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt This product has the same trade name that can be investigated. In the process of chemical research, I often encounter more than one product. This compound may have different names for different purposes, or due to the manufacturer or geographical difference, and the general trade name is derived. If it is the same, it is obtained by chemical, sexual, or named. The trade name is more commercially involved, and it is expected to be easy to use and special, and its characteristics will be recognized, so that it can be sold on the market. Exploring this equivalent trade name can help us better understand the status of this product in the chemical industry and market. It is also conducive to communication and avoid confusion. It is beneficial to chemical research and development.

Safety & Operational Standards

2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt Safety and Operation Specifications
Husband 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt, is an important substance in chemical research. If you want to use this product, safety is the first priority, and the operation is in accordance with regulations.
As far as safety is concerned, this object may have certain chemical activity and must be properly stored. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources, to prevent accidents. When storing, the seal must be tight to prevent it from reacting with air, moisture, etc., causing changes in properties.
When operating, there are also many norms. The operator should wear suitable protective clothing, such as laboratory clothes, and protective gloves to prevent this object from coming into contact with the skin and causing discomfort or injury. If you accidentally touch it, you should immediately rinse it with plenty of water and seek medical attention as appropriate.
In the experimental operation room, it is important to have a clean and orderly environment. When using this object, the action should be stable and accurate to avoid spilling. If there is a spill, do not panic, immediately clean up according to the established process. And the equipment used for operation must be clean and dry beforehand to ensure the accuracy of the experiment.
Furthermore, the dosage of this object should be precisely controlled, strictly measured according to the experimental requirements, and do not increase or decrease at will, so as not to affect the experimental results, and to prevent excessive use from causing danger.
In short, in the research and use of 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt, safety and operating standards are of paramount importance and cannot be slack.

Application Area

2-Hydroxy-1- (1-hydroxy-2-naphthyl azo) -6-nitro-4-naphthalenesulfonate sodium salt has a wide range of application fields. In the dyeing and weaving industry, it can be used as a dye. Its color is bright and good for fixing color, and the color of dyed fabrics does not fade for a long time, which is favored by weavers. In chemical analysis, it is also an important reagent. With its reaction with specific substances, it can accurately detect and identify the composition of substances. In the process of scientific research and exploration, it helps researchers to deeply explore the characteristics and reaction mechanism of chemical substances. Due to its unique chemical structure and properties, it can play a key role in various fields, serving as a model for the application of chemical substances and promoting the development and progress of many industries.

Research & Development

Taste the wonders of chemical industry, about all things. Today there is a thing called 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) -6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt. We have been studying this thing for a long time.
At the beginning of the research, investigate its nature in detail and explore the secrets of its structure. In the laboratory, observe the changes in its reaction with exquisite methods. Or learn from the past, or find another way, hoping to clarify its characteristics.
Then think about its development. If you want to expand its use, in the industry of dyeing and weaving, hope to increase the beauty of color; in the road of medicine, hope to find the wonder of efficacy. Although the road ahead is long, we are determined. Diligent day and night, I hope to use this product as the foundation to create a new environment, for the prosperity of the chemical industry, do my best to promote its vigorous development, and live up to the original intention of research.

Toxicity Research

Today there is a product called 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) - 6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt. I am a chemical researcher, and I am interested in its toxicity research.
The toxicity of this product is related to the safety of living things. Examine its properties in detail, and it can be determined from the impact of the environment and the human body. Or observe its migration and transformation between water and soil, or study its accumulation and metabolism in organisms.
The study of toxicity requires fine experiments and careful reasoning. Or use various organisms to observe its reaction; or measure biochemical indicators to analyze its changes. Ji can clarify its toxicity and mechanism of action, provide support for protection and governance, and ensure the harmony of all things and ecological tranquility.

Future Prospects

Today's chemistry is changing with each passing day, and many new things are appearing in the world. Today there are 2 - Hydroxy - 1 - (1 - Hydroxy - 2 - Naphthylazo) -6 - Nitro - 4 - Naphthalenesulfonic Acid, Sodium Salt. This product is really a newcomer in the field of chemistry.
In the future, it will definitely show its talents. It can be used in fine chemicals, adding color and energy to many products; or in the process of scientific research, helping to explore unknown mysteries. When technology advances, it may be able to cleverly match with more substances, giving rise to new materials, which can be used in medicine, electronics and many other fields. Its development prospects, such as the rising of the morning sun, have a promising future, and will definitely bring other wonders and achievements to the future world.

Frequently Asked Questions

2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) -6-Nitro-4-Naphthalenesulfonic Acid, What is the Chinese name of Sodium Salt?

This is the sodium salt of dihydroxynaphthalene azo-nitronaphthalene sulfonate, and its chemical name is fully expressed as the sodium salt of 2-hydroxy-1- (1-hydroxy-2-naphthalene-azo) -6-nitro-4-naphthalene sulfonic acid. Looking at this name, it can be seen that its structure is based on naphthalene rings and is modified by special groups in many places. At the 2-hydroxy group, the hydroxyl group can participate in many reactions as an active group. 1 - (1-hydroxy-2-naphthalene-azo) part, the azo structure often has special color and optical properties, which may make it useful in the field of dyes and other fields. The sodium salt of 6-nitro and 4-naphthalenesulfonic acid, the nitro group has strong electron absorption, which affects the distribution of molecular electron clouds; the sodium salt of naphthalenesulfonic acid makes this compound have a certain water solubility. This compound may have important uses in chemical industry, scientific research, etc., such as as as a specific dye, which obtains unique color and dyeing properties by its structural characteristics; in the field of scientific research, or because of its structural complexity, it has become a model compound for studying organic reaction mechanisms.

What is the main use of 2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) -6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt

The sodium salt of 2-hydroxy-1- (1-hydroxy-2-naphthyl-azo) -6-nitro-4-naphthalenesulfonic acid, an organic compound. It is widely used in industrial fields and is often used as a dye. Due to its unique structure, it contains chromophore such as azo group, which can give rich color to fabrics, paper and other materials, and has bright color and good fastness.
In analytical chemistry, it also has important uses. With its ability to selectively complex specific metal ions, it can be used for qualitative and quantitative analysis of metal ions. After complexing with metal ions, the color of the solution will change significantly, which can be used to sensitively detect the presence and content of metal ions.
In addition, in the field of biomedical research, it may be used for cell staining. Because the compound has affinity for certain structures or components of cells, the morphology and structure of cells can be clearly observed with the help of a microscope after staining, which helps researchers to deeply explore cellular physiology and pathological processes. In short, this compound plays an indispensable role in many fields such as industry, analytical chemistry, and biomedicine.

What are the physicochemical properties of 2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) -6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt

The sodium salt of 2-hydroxy-1- (1-hydroxy-2-naphthyl-azo) -6-nitro-4-naphthalenesulfonic acid has the following physicochemical properties:
This substance is in the state of sodium salt, and its appearance is often powdery, and its color may be orange-yellow to red. Its solubility is quite characteristic, and it can be dissolved in water. This characteristic is derived from the structure of sodium salt. The ionization structure allows it to interact with water molecules and disperse in the aqueous phase.
In terms of stability, under normal environmental conditions, in a dry and cool place, this sodium salt can maintain a relatively stable state. However, if exposed to strong light, high temperature or high humidity, the stability may be affected. Under strong light, the chemical bonds in the molecule may activate due to the absorption of light energy, causing structural changes; high temperature can increase the thermal movement of molecules, causing chemical reactions to accelerate, causing them to decompose or deteriorate; in high humidity environments, moisture may participate in chemical reactions, or cause deliquescence, changing physical forms and chemical properties.
In acid-base environments, its properties also change. In acidic environments, this sodium salt may undergo protonation reactions, resulting in changes in molecular structure, which in turn affect its color, solubility and other properties; in alkaline environments, due to the presence of sodium ions, the structure is relatively stable, but excessive alkalinity or other side reactions affect its purity and properties.
Its spectral characteristics are also worthy of attention. In the visible spectral region, due to the existence of azo groups and other chromophores, there will be specific absorption peaks, which makes it have potential application in dyes, indicators and other fields. By analyzing the absorption spectrum, its concentration, purity and other parameters can be determined, providing a basis for practical application.

2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) What is the production method of -6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt?

2-Hydroxy-1- (1-hydroxy-2-naphthyl azo) -6-nitro-4-naphthalenesulfonic acid, sodium salt, the preparation method is based on the principle of chemical synthesis. In the past, to prepare this compound, it was necessary to prepare all kinds of raw materials, such as compounds containing naphthalenes, nitro compounds, sulfonic acids, etc., according to specific proportions.
At the beginning of the reaction, the naphthalene group is used as the base, and the hydroxyl group is introduced. Under the conditions of specific temperature, pressure and catalyst, the hydroxyl group can be placed in the designated position of the naphthalene ring to obtain the hydroxy-containing naphthalene derivative. Subsequently, the preparation of 1-hydroxy-2-naphthyl azo moiety requires diazotization and coupling reaction. Using 1-hydroxy-2-naphthyl amine as raw material, it is first diazotized, reacted with sodium nitrite and inorganic acid at low temperature to form a diazosalt. This diazosalt has high activity and then couples with the previously obtained hydroxy-containing naphthalene derivatives to form a 1- (1-hydroxy-2-naphthyl azo) structure.
In addition, nitro groups are introduced, often mixed with nitric acid and sulfuric acid as nitrating agents, and temperature control is taken carefully to make the nitro group just enter the specific position of the naphthalene ring to obtain 2-hydroxy-1- (1-hydroxy-2-naphthalene azo) -6-nitro naphthalene compounds. Finally, a sulfonation reaction is carried out, with concentrated sulfuric acid or fuming sulfuric acid as sulfonation reagent, under appropriate conditions, the sulfonic acid group is connected to the naphthalene ring to form 2-hydroxy-1- (1-hydroxy-2-naphthalene azo) -6-nitro-4-naphthalenesulfonic acid. Afterwards, it reacts with bases such as sodium hydroxide to form corresponding sodium salts. During the preparation process, each step of the reaction requires careful control of conditions, such as temperature, reaction time, and reagent dosage, in order to achieve good product yield and purity.

2-Hydroxy-1- (1-Hydroxy-2-Naphthylazo) -6-Nitro-4-Naphthalenesulfonic Acid, Sodium Salt What are the precautions in storage and transportation?

The sodium salt of 2-hydroxy-1- (1-hydroxy-2-naphthyl-azo) -6-nitro-4-naphthalenesulfonic acid, which is a chemical substance. In terms of storage and transportation, many matters need to be paid attention to.
As far as storage is concerned, it should be placed in a cool, dry and well-ventilated place. If the substance is exposed to high temperature or humid environment, it may react with moisture, oxygen, etc. in the air, causing its chemical properties to change. This is like the treasure of the ancients. You must find a dry and cool place to prevent it from spoiling.
Furthermore, keep away from fire and heat sources. This chemical may be flammable or react with heat. If you are not careful, it will be like a spark to dry firewood, causing danger. In ancient storage, fire candles should also be avoided to prevent accidents.
When storing, it should also be stored separately from oxidants, acids, alkalis, etc., and must not be mixed. Because of its chemical properties, or react violently with these substances. Just like the ancients lined up troops, different camps should not be mixed.
In terms of transportation, the transportation vehicle must ensure that the vehicle is in good condition and has corresponding fire protection, explosion protection and other safety facilities. During transportation, it should be protected from exposure to the sun, rain, and high temperature. This is like the transportation of the ancients. You must choose a good car, and pay attention to the weather and road conditions to ensure the integrity of the goods.
When loading and unloading, the operator needs to pack and unload lightly, and it is strictly forbidden to drop, touch, or bump to prevent damage to the packaging and containers. This is because if the packaging of the substance is damaged or leaks, it will endanger the safety of personnel and the environment. Ancient handling of precious utensils must also be careful, for fear of mishap.
In short, the storage and transportation of sodium salts of 2-hydroxy-1- (1-hydroxy-2-naphthyl azo) -6-nitro-4-naphthalenesulfonic acid should be treated with caution, and relevant rules should be followed to ensure its safety and stability.