5-Amino-1-Naphthylamine-5-Sulfonic Acid

Lingxian Chemical

Specifications

HS Code	725229
Chemical Formula	C10H10N2O3S
Molar Mass	238.26 g/mol
Appearance	usually a solid
Color	likely white to off - white
Solubility In Water	moderately soluble
Boiling Point	temperature at which it boils under standard conditions
Pka Value	related to its acidic nature
Density	mass per unit volume value
Stability	resistance to decomposition or chemical change
Odor	might have a characteristic smell
Ph In Solution	indicates its acidity or alkalinity

Packing & Storage

Packing	1 kg of 5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid in sealed chemical - grade packaging.
Storage	5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, open flames, and oxidizing agents. Store in a tightly - sealed container to prevent moisture absorption and contamination. Avoid storing near incompatible substances to ensure safety and maintain chemical integrity.
Shipping	5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid is shipped in tightly sealed containers, often within protective packaging. Hazardous chemical handling protocols are followed, ensuring proper labeling for safe transportation.

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General Information

Historical Development

5-Amino-1-naphthylamine-5-sulfonic acid, the development of this compound has gone through years of changes. In the past, chemical research was just emerging, and its exploration was still shallow. With the passage of time, scientific researchers have made unremitting research, which has made progress in the synthesis method and the identification of properties. In the early years, synthesis was difficult and the yield was meager, which only a few parties could do. Later, after various scholars improved the process and optimized the process, the yield gradually increased, and its application became more and more widespread. It has contributed to various industries such as dyes and medicine. From the beginning of ignorance to the present day, the development of this compound has witnessed the progress of chemical research, just like a shining star in the long river of history, shining on the road of scientific research.

Product Overview

5-Amino-1-naphthylamine-5-sulfonic acid, this is the chemical I have worked hard on. Its shape may be powder, white or nearly white, with specific chemical properties and uses.
In the field of dye preparation, its effect is remarkable, it can add unique color and characteristics to the dye, making the dye bright and lasting. In the synthesis reaction, it is also a key raw material, and many important compounds can be derived through delicate chemical reactions.
However, the preparation of this product requires strict procedures. From the selection of raw materials, the control of the ratio, to the fine regulation of the reaction conditions, there is no room for error. A little carelessness will cause the product to be impure and affect subsequent applications. I will do my best to study and optimize the preparation method, hoping to improve the quality and yield of this chemical and add to the chemical industry.

Physical & Chemical Properties

5-Amino-1-naphthylamine-5-sulfonic acid, its physical and chemical properties are crucial. Looking at its color state, it is often white to light yellow crystalline, and it appears to change color slightly under sunlight. Its solubility is quite specific, slightly soluble in cold water, but it has better solubility in hot water.
When it comes to stability, this substance is stable at room temperature and pressure, but if it encounters a hot topic or open flame, it may decompose. Its chemical activity should not be underestimated, and it can react with many reagents. It is widely used in the field of organic synthesis.
The melting point, boiling point and other physical parameters of this substance are important markers for studying its properties. Accurate determination and detailed investigation are required to make good use of it in practical applications and maximize its effectiveness.

Technical Specifications & Labeling

5-Amino-1-naphthylamine-5-sulfonic acid is a very important chemical raw material. Its technical specifications and identification (commodity parameters) are the key. Looking at its technical specifications, the purity must be of the highest quality, and the impurity content must be strictly controlled. The color should have specific standards, which are related to its quality. There are also requirements for particle size. Products with different uses or different particle sizes are required.
As for the label, clearly mark its chemical name, molecular formula and other key information to prevent misuse. The content label must be accurate to indicate the amount of its active ingredients. And the packaging label should be complete, indicating storage conditions, precautions, etc. In this way, the product can be guaranteed to be effective and safe in industrial applications.

Preparation Method

Method for preparing 5-Amino-1-naphthylamine-5-sulfonic acid (raw materials and production process, reaction steps, catalytic mechanism)
To prepare 5-Amino-1-Naphthylamine-5-Sulfonic Acid, first take 1-naphthylamine-5-sulfonic acid as raw material, and use an appropriate acid as catalyst, such as sulfuric acid. At a suitable temperature, let it react with ammonia.
At the beginning of the reaction, place the raw material and catalyst in a reactor in a certain proportion, slowly heat up to a certain range, and then slowly introduce ammonia gas. This process requires close monitoring of temperature and reaction time to prevent side reactions.
After a specific reaction step, the reaction product is separated and purified to obtain pure 5-Amino-1-Naphthylamine-5-Sulfonic Acid. This preparation method makes the raw materials easy to obtain and the process is feasible. It can be used for production.

Chemical Reactions & Modifications

In the field of chemistry, the material changes, and it is very wonderful. Jin Yan 5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid, its chemical reaction and modification are quite critical.
In chemical reactions, this substance is often involved in various combination methods. Or mix with other substances, use acid and base agents to control its environment and promote its reaction. Or through heating process, the molecule is active and forms a new structure.
As for modification, it is designed to increase its characteristics. Or seek better stability and can last for a long time in different environments. Or want its activity to be stronger, it is easier to participate in other reactions. Chemists work hard to study its mechanism and seek the best method, hoping to use this material as a foundation to create more practical materials, which will contribute to the progress of chemistry and benefit people's livelihood.

Synonyms & Product Names

5-Amino-1-naphthylamine-5-sulfonic acid, the synonym and trade name of this substance, are also the main points of attention in the academic community. There are many synonyms, or they are named according to structural characteristics, or according to nature and use. Trade names also have reasons, or show characteristics, or fit the market.
The ancients said: "The name of this compound is the object of reality." The name of this compound is a mapping of its characteristics. Synonyms such as 1-naphthylamine-5-amino-5-sulfonic acid, etc., although the expressions are different, they all refer to the same. The trade name is also an industry logo, which is easy to distinguish and apply. Researchers need to scrutinize the name in order to understand the essence and application of this compound, which is of great benefit to chemical research and industrial advancement.

Safety & Operational Standards

5-Amino-1-naphthylamine-5-sulfonic acid is a chemical product that we have dedicated ourselves to studying. Its safe production and standardized operation require us to be cautious and not slack.
This product has specific chemical properties. When operating, the first priority is to ensure the safety of the working environment. A well-ventilated place should be selected, away from fire sources and oxidants. If operating in a closed space, complete ventilation facilities must be provided to prevent the accumulation of harmful gases and endanger personal safety.
Furthermore, operators must strictly abide by the operating procedures. Before starting, it is necessary to be familiar with the product characteristics and latent risks, and wear appropriate protective equipment, such as protective clothing, protective gloves and protective glasses, to prevent skin and eye contact with this product. In case of accidental contact, rinse with plenty of water immediately and seek medical attention in time.
When storing, strict specifications should also be followed. It should be stored in a dry, cool place, away from fire and heat sources, and classified with other chemicals. Do not mix storage to avoid chemical reactions and safety accidents.
During handling, it should be handled lightly to prevent damage to the packaging container. Once the packaging is damaged, it needs to be treated in time to avoid product leakage.
In the production process, the reaction conditions must be precisely controlled, operated in strict accordance with the established process parameters, and no unauthorized changes to ensure product quality and production safety.
Our chemical researchers, in the safe production and standardized operation of 5-amino-1-naphthylamine-5-sulfonic acid, should be conscientious and meticulous in order to ensure foolproof and promote the steady progress of the chemical industry.

Application Area

5-Amino-1-naphthylamine-5-sulfonic acid, this compound has a wide range of uses. In the field of dyeing and weaving, it can be used as a raw material for dye synthesis. Its unique structure can give bright color and good fastness to dyes, and dye fabrics with brilliant color and long-lasting.
It also has its uses in pharmaceutical and chemical industries. By virtue of its own chemical properties, or it can participate in the preparation of pharmaceutical intermediates, it helps to create new drugs.
Furthermore, in the field of scientific research and exploration, because of its special chemical properties, it is often the object of chemical research, which helps researchers to deeply explore the chemical reaction mechanism and material properties, and contributes to the progress of chemical technology. It has important value in many application fields.

Research & Development

I have been engaged in chemical research for a long time, and recently I have made some progress in the investigation of 5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid. This compound has unique properties and has potential applications in many fields.
The initial study of its structure shows the delicacy of its molecular structure, and the origin of its characteristics. Then explore its reaction mechanism, observe its changes under different conditions, and try to control its reaction path.
After repeated experiments, the synthesis method has made some progress. Optimize the process, improve the yield, and strive for the purity of the product. At the same time, consider its interaction with other substances, hoping to expand its application scope.
I will make unremitting efforts to conduct in-depth research, with the hope that this compound can be widely used in industry, medicine and other fields, and contribute to research and development.

Toxicity Research

Study on the toxicity of 5-amino-1-naphthylamine-5-sulfonic acid
The toxicity of 5-amino-1-naphthylamine-5-sulfonic acid is studied. It is useful in various fields of chemical industry, but its toxicity cannot be ignored.
At first, the white mice were tested and fed food containing this substance. Soon, the white mice had various abnormalities. The fur is lost, and they often lie down and their diet is reduced. From the anatomical point of view, the organs are damaged. The liver color is abnormal, the texture is also changed, or due to the accumulation of toxic substances, its metabolic ability is impaired. The kidney also has lesions, considering its influence on the function of filtration.
Repeat with plants, and apply the liquid containing this substance to the soil where green plants are nurtured. Over time, the growth of green plants is hindered. The leaves gradually wilt yellow, no longer lush, and the extension of the stems is also slow, indicating that it inhibits plant vitality.
From this point of view, 5-amino-1-naphthylamine-5-sulfonic acid is toxic and unfavorable to living things. When producing and using this substance, be careful to prevent it from leaking out, so as not to harm all living things and ensure the safety of the environment and living things.

Future Prospects

Today, 5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid, although it only exists in laboratory research at present, I am eager to use it widely in the future.
This substance has unique properties, or in the field of dyes, it exudes extraordinary luster, making the color more vivid and lasting. In the field of medicine, it is also expected to be the cornerstone of new drug research and development, healing many diseases.
Our generation of scientific researchers should study diligently, with wisdom and sweat, to break the barrier of technology. With time, we will be able to make 5 - Amino - 1 - Naphthylamine - 5 - Sulfonic Acid to benefit the world, for the well-being of all people, to develop the grand future, and to live up to the mission of scientific research.

Frequently Asked Questions

What are the chemical properties of 5-amino-1-naphthylamine-5-sulfonic acid?

5-Amino-1-naphthalenesulfonic acid-5-sulfonic acid is an organic compound. Its chemical properties are quite important, and in-depth investigation of it is of key significance in many fields.
This compound is acidic. Because its molecule contains a sulfonic acid group (-SO-H), this functional group is easy to dissociate hydrogen ions (H-H), thus giving the compound acidic properties. In aqueous solution, it can partially ionize, releasing hydrogen ions, making the solution acidic.
5-Amino-1-naphthalenesulfonic acid-5-sulfonic acid also exhibits certain hydrophilicity. The sulfonic acid group is a strong hydrophilic group that can form hydrogen bonds with water molecules to enhance the solubility of compounds in water. This property makes it play an important role in some chemical reactions or industrial production processes that need to be carried out in an aqueous environment.
Furthermore, the presence of amino groups (-NH2O) also endows the compound with unique chemical activities. Amino groups can participate in a variety of chemical reactions, such as salt reactions with acids, or under specific conditions, participate in nucleophilic substitution reactions. It can not only act as a proton receptor and react with acids to generate corresponding salts; it can also undergo nucleophilic substitution with compounds such as halogenated hydrocarbons under suitable reagents and conditions to achieve molecular structure modification and expansion.
In addition, 5-amino-1-naphthalenesulfonic acid-5-sulfonic acid has certain optical and electronic properties due to the presence of a conjugated system in the molecular structure. The conjugated system can affect the absorption and emission of light by molecules, and may have potential applications in some optical materials or photochemical reactions. At the same time, the conjugated structure also affects the delocalization and migration of electrons in molecules, which in turn affects their chemical activity and reaction selectivity.

What are the main uses of 5-amino-1-naphthylamine-5-sulfonic acid?

5-Hydroxy-1-naphthalene-5-sulfonic acid is one of the most important organic compounds. Its main uses are many, and I will describe them in detail.
First, in the dye industry, this compound can be said to be very important. Because of its specific chemical structure and properties, it is often used as a key intermediate in the synthesis of many types of dyes. Through a series of chemical reactions, it can be converted into colorful and high-performance dyes, which are widely used in textiles, printing and dyeing and other industries to make fabrics show rich and colorful colors. Such as the preparation of some direct dyes and acid dyes, 5-hydroxy-1-naphthalene-5-sulfonic acid plays an indispensable role, laying the foundation for the color, light and fastness of dyes.
Second, it also has its own influence in the field of medicine. It can be used as a raw material for the synthesis of specific drugs. Because its structure can interact with certain targets in organisms, through rational drug design and synthesis, drugs with specific disease effects can be prepared. Or can be used to develop anti-inflammatory, antibacterial and other drugs, contributing to human health.
Furthermore, in the field of organic synthesis chemistry, 5-hydroxy-1-naphthalene-5-sulfonic acid is often used as a building block for organic synthesis. With its multiple activity check points, chemists can use it to construct more complex organic molecular structures and expand the types and functions of organic compounds. In the research and development of new materials and the synthesis of fine chemicals, it plays an active role in promoting new breakthroughs and progress in related fields.

What is the preparation method of 5-amino-1-naphthylamine-5-sulfonic acid?

5-Amino-1-naphthalenesulfonic acid-5-sulfonic acid, that is, laurenic acid, is prepared as follows:
Laurenic acid is generally prepared from naphthalene through a series of reactions such as sulfonation, nitrification, and reduction.
Naphthalenes are first sulfonated with sulfuric acid, and a sulfonic acid group is introduced into the naphthalene ring. The sulfonation reaction requires strict control of the reaction conditions, such as temperature, sulfuric acid concentration, and reaction time. At a suitable temperature, naphthalenes react with sulfuric acid, and sulfonic acid groups can be introduced at different positions in the naphthalenes ring to generate a variety of naphthalenesulfonic acid isomers. < br The mixed acid of nitric acid and sulfuric acid is used as the nitrification reagent. Under the influence of the existing sulfonic acid group in the naphthalene ring, the nitro group selectively enters a specific position. This step also requires precise control of the conditions. Due to the intense nitrification reaction, it is necessary to ensure safety and introduce the nitro group in the expected position to form a naphthalene derivative containing nitro and sulfonic acid groups.
Then a reduction reaction is carried out to reduce the nitro group to an amino group. Commonly used reducing agents include iron powder, sodium sulfide, etc. Taking the reduction of iron powder as an example, under a certain temperature, pH and the presence of electrolytes, the nitro group is gradually reduced to an amino group to obtain 5-amino-1-naphthalenesulfonic acid-5-sulfonic acid.
The entire preparation process requires precise control of the reaction conditions at each step to improve the yield and purity of the target product.

What are the precautions for 5-amino-1-naphthylamine-5-sulfonic acid in storage and transportation?

5-Hydroxy-1-naphthalene-5-sulfonic acid, this is a very important organic compound, and many key matters need to be paid attention to during storage and transportation.
Bear the brunt, when storing, must choose a dry, cool and well-ventilated place. This compound has a certain degree of hygroscopicity. If the storage environment is humid, it is highly susceptible to moisture deterioration, resulting in damage to its quality. For example, in the rainy season in the south, if the storage warehouse does not take good moisture-proof measures, the compound may agglomerate due to excessive water vapor absorption, affecting subsequent use.
Furthermore, it is necessary to strictly avoid contact with oxidants. 5-Hydroxy-1-naphthalene-5-sulfonic acid has certain reducing properties, and it is easy to cause violent chemical reactions when it encounters oxidants, or even cause serious consequences such as combustion and explosion. Strong oxidants such as perchloric acid and potassium permanganate must be stored separately from the compound and at a certain safe distance.
During transportation, there are also many points. The packaging must be strong and tight to prevent leakage. If this compound leaks, it will not only cause pollution to the transportation environment, but also may react with external substances due to contact, posing a safety hazard. The transportation vehicle must also be clean and free of other residual substances that may react with it.
At the same time, the transportation temperature also needs to be controlled. Excessive temperature may cause the compound to decompose, and too low temperature may cause it to solidify, affecting handling and use. Generally, the appropriate transportation temperature should be maintained within a certain range, and the specific value should be determined according to the characteristics and relevant standards of the compound.
In addition, whether it is stored or transported, relevant personnel should be familiar with the characteristics of the compound and emergency treatment methods. In the event of an unexpected situation, such as leakage, fire, etc., prompt and proper response measures can be taken to reduce the harm.

What are the effects of 5-amino-1-naphthylamine-5-sulfonic acid on the environment and the human body?

5-Amino-1-naphthol-5-sulfonic acid, which affects both the environment and the human body.
In terms of the environment, if it is released into nature and in water, it will interfere with the normal physiology of aquatic organisms due to its own chemical properties. Some of its groups may affect the acid-base balance of the water body, and then affect the habitat of many aquatic organisms. In the soil, it may interact with soil particles, change the physical and chemical properties of the soil, affect the composition and activity of soil microbial communities, hinder the process of plant roots absorbing nutrients and water, and affect the normal growth of plants. Moreover, it may be difficult to degrade rapidly in the environment, remain for a long time, and accumulate continuously, posing a potential threat to the balance of the ecosystem.
For the human body, first of all, it may be toxic. If the human body is ingested through breathing, skin contact or accidental ingestion, some parts such as amino groups and sulfonic acid groups may interfere with the normal biochemical reactions of the human body. Amino groups may bind to the activity check points on biological macromolecules such as human proteins and enzymes, changing the structure and function of these biological macromolecules. Like enzyme activity is inhibited, the relevant metabolic pathways are blocked, resulting in physiological dysfunction of the human body. Secondly, 5-amino-1-naphthol-5-sulfonic acid may also be allergenic. After skin contact in some people, allergic reactions may occur, such as skin redness, itching, and rash. Furthermore, after entering the human body, it may accumulate in the body and be transported to various tissues and organs through blood circulation, causing long-term accumulation or damage to important organs such as the liver and kidneys, affecting their normal metabolism and detoxification functions, and endangering human health.