5-Amino-2-Methoxybenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	487678
Chemical Formula	C7H9NO5S
Molar Mass	219.22 g/mol
Appearance	Solid
Solubility In Water	Moderate solubility
Physical State At Room Temperature	Solid
Melting Point	Specific value would require more research
Boiling Point	Specific value would require more research
Odor	Odorless (usually assumed for this type of compound without further data)
Density	Specific value would require more research
Ph In Aqueous Solution	Acidic due to sulfonic acid group

Packing & Storage

Packing	5 - Amino - 2 - Methoxybenzenesulfonic Acid packaged in 1 - kg bags for easy handling.
Storage	5 - Amino - 2 - Methoxybenzenesulfonic Acid should be stored in a cool, dry, and well - ventilated area. Keep it away from sources of heat, ignition, and direct sunlight. Store in tightly closed containers to prevent moisture absorption and contact with air, which could potentially lead to degradation. Separate from incompatible substances such as strong oxidizing agents.
Shipping	5 - Amino - 2 - Methoxybenzenesulfonic Acid is shipped in well - sealed containers to prevent moisture and contamination. Shipment adheres to chemical transport regulations, ensuring safe transit to the destination.

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General Information

Historical Development

5-Amino-2-methoxybenzenesulfonic acid is also a product of chemical industry. Tracing back to its origin, the chemical industry was prosperous in the past, and the wise men exhausted their wisdom to study the changes of substances. In the field of organic synthesis, craftsmen explored carefully, hoping to obtain new substances to meet the needs of various industries.
At that time, science and technology were progressive, the techniques of analysis were refined, and the understanding of organic reactions was more and more clear. Many families have invested a lot in benzene-based compounds. After years of research, they have combined amino groups, methoxy groups, and sulfonic acid groups in a unique way to obtain 5-amino-2-methoxybenzenesulfonic acid.
At the beginning, the preparation was difficult and the yield was not abundant. However, the researchers worked tirelessly to improve the process and optimize the conditions, resulting in an increase in the output and quality of this product. Its function in dyes, medicine and other industries is becoming increasingly apparent, helping various industries to flourish and become an indispensable part of the history of chemical industry.

Product Overview

5-Amino-2-methoxybenzenesulfonic acid is an important chemical product. It is a white to off-white crystalline powder with specific physical and chemical properties.
This product is widely used in many fields. In the dye industry, it is a key intermediate for the preparation of specific color dyes. With its structural characteristics, it can endow dyes with excellent dyeing performance and color fastness. In the field of medicinal chemistry, it also has certain value, or participates in some drug synthesis steps to help develop new drugs.
Its preparation process requires strict control of the reaction conditions. It is often prepared from a specific starting material through multiple chemical reactions. Factors such as temperature and pH in the reaction have a great impact on the purity and yield of the product. In summary, 5-amino-2-methoxybenzenesulfonic acid plays an important role in the chemical industry and is of great significance to the development of related fields.

Physical & Chemical Properties

5-Amino-2-methoxybenzenesulfonic acid is an important chemical substance. Its physical and chemical properties are related to applications in many fields. This substance is in the form of [specific appearance, such as white crystalline powder, etc.], has a specific melting point, about [X] ° C, and has a narrow melting range, indicating high purity. Its solubility also has characteristics, in water [describe the solubility, such as slightly soluble or easily soluble, etc.], and in organic solvents such as ethanol and ether. This property affects its dispersion in different reaction systems and the degree of participation in the reaction. In terms of chemical properties, its amino groups are alkaline and can react with acids to form corresponding salts. Sulfonic acid groups are highly acidic and can participate in various acid-base neutralization and substitution reactions. Methoxy groups have an impact on the electron cloud distribution of molecules, which in turn affects their reactivity and selectivity. In-depth investigation can provide a solid theoretical basis for related chemical production and scientific research applications.

Technical Specifications & Labeling

5-Amino-2-methoxybenzenesulfonic acid, its technical specifications and identification (product parameters) are the key. The technical specifications of this product need to be accurate and accurate, which is related to the quality. In terms of identification, product parameters, such as composition, purity, etc., need to be clearly marked. In the production method, strict procedures should be followed to control the reaction conditions, such as temperature, time, etc., to ensure the purity of the product. The detection method cannot be ignored. With scientific instruments, various indicators should be measured in detail to ensure compliance. Labeling should be standardized so that everyone can understand the characteristics of the product, so that the quality of 5-amino-2-methoxybenzenesulfonic acid can be stable and reliable, and it can gain a foothold in the market.

Preparation Method

This 5 - Amino - 2 - Methoxybenzenesulfonic Acid is the first to be known as its raw material. Take 2 - Methoxyaniline as the base, this is the key starting material. Concentrated sulfuric acid is used as a sulfonating agent, and the two are mixed in a suitable ratio. The temperature is controlled at a hundred degrees. After sulfonation, the sulfonic acid group is put into the benzene ring to obtain 2 - Methoxy - 5 - sulfobenzenamine.
Then, after the step of diazotization. Sodium nitrite and hydrochloric acid are mixed and slowly added to the above product at a low temperature, about zero to five degrees. The amino group is converted to a diazo group to form a diazo salt.
and then reduced. 5-Amino-2-Methoxybenzenesulfonic Acid was obtained by using stannous chloride as reducing agent and diazo group as amino group. In this process, the reaction conditions of each step are carefully controlled, and the equipment should also be adapted to ensure the purity of the product and the best yield.

Chemical Reactions & Modifications

5-Amino-2-methoxybenzenesulfonic acid, the chemical reaction and modification of this compound are related to many chemical mechanisms. To observe its reaction, it is necessary to use subtle methods to promote its change. In a specific environment, under suitable conditions, the change of its structure can be induced to achieve the purpose of modification.
In the past, chemists tried to use various reagents and conditions to obtain the best method. There is a warm state, accompanied by a specific catalyst, to make it substitution reaction, on the benzene ring, accurately change its group and change its properties.
Or adjust its pH to observe its change. The sulfonic acid group, amino group and methoxy group interact, and through ingenious regulation, the distribution of electron clouds in molecules changes, eventually causing their physical and chemical properties to change, which increases many possibilities for industrial and scientific research purposes.

Synonyms & Product Names

5-Amino-2-methoxybenzenesulfonic acid is an important product of chemical industry. There are also many other names, including methoxy-5-aminobenzenesulfonic acid and o-methoxy-p-aminobenzenesulfonic acid. In the market, its trade names are also different, or the name is specific sulfonic acid reagent, or it is named as the exclusive product of a chemical company.
This compound is widely used in various fields of chemical industry. It can be used in the preparation of dyes, and its characteristics make the color of dyes more fresh and lasting. It is also used in the synthesis of medicine, and is a key raw material for many drugs, helping to develop medicine. The complexity of its aliases and trade names reflects the in-depth research and application of this product in the chemical industry. Manufacturers give it different titles according to their processes and market positioning to meet the needs of all parties.

Safety & Operational Standards

5-Amino-2-methoxybenzenesulfonic acid is an important product in the chemical industry. During its production, preparation and application, safety and operating standards are of paramount importance, which is related to the safety of practitioners and the stability and order of production.
The first word is safe, and this compound may pose a certain chemical hazard. It must be stored carefully. It should be placed in a cool, dry and well-ventilated place, away from fire and heat sources to prevent accidents. It should also be stored separately from other chemicals to prevent mixed storage and avoid possible chemical reactions. When taking it, the operator must be strictly protected and wear suitable protective equipment, such as protective glasses, masks and gloves, to avoid direct contact and inhalation to prevent damage to the body.
As for the operating specifications, in the synthesis process, the control of reaction conditions is extremely critical. Temperature, pressure, reactant ratio and other parameters need to be precisely controlled, and strict operation according to the established process can ensure the smooth progress of the reaction and improve the purity and yield of the product. Reaction equipment also needs to be regularly checked and maintained to ensure its good performance and prevent accidents such as leakage. In the post-processing stage, product separation and purification operations should also be carried out in accordance with regulations, and appropriate methods should be used to ensure product quality standards.
In the transportation process, it is necessary to properly pack and clearly mark according to the relevant regulations on the transportation of hazardous chemicals. Pay close attention to environmental conditions during transportation to ensure transportation safety. When using, follow the established operating procedures and do not change them at will to ensure the safe and efficient application process.
In short, the safety and operation specifications of 5-amino-2-methoxybenzenesulfonic acid are the core points in all aspects of production and application, and practitioners must always keep in mind and strictly abide by them in order to achieve the purpose of safe production and rational application.

Application Area

5-Amino-2-methoxybenzenesulfonic acid is useful in various fields. In the field of medicine, it can be used as a raw material to make special drugs, cure diseases and save people's pain. In the dyeing and weaving industry, it is the key to dye synthesis, which can give fabrics a gorgeous color and will not fade for a long time. It is also involved in daily chemical products, which can optimize the formula and make the product unique. Its application is wide, or it can add bricks and mortar to the fine chemical industry, promote the progress of its technology, and improve the quality. It helps a lot for the development of various industries and becomes an indispensable thing in the industrial process. It can be used in all aspects to benefit people's lives and promote the industry.

Research & Development

Today's research on 5 - Amino - 2 - Methoxybenzenesulfonic Acid is related to the progress of our research. Its unique nature and wide range of uses are promising in various fields of chemical industry.
At the beginning, if you want to obtain this product, the preparation method is complicated. The selection of raw materials and the control of the reaction all need to be fine. After various attempts, you can get the optimization method, and the yield gradually increases.
After that, explore its characteristics, chemical activity research, and physical properties. The reaction law under specific conditions is clear, laying the foundation for subsequent applications.
Now, focus on expanding. Consider the possibility of new fields, such as pharmaceutical additives and material improvement. With time, diligent study, or can open a new path, promote its wide use, in the study of progress, add bricks and mortar, into a new career.

Toxicity Research

Detailed examination of material properties is related to the safety of people's livelihood. Now look at 5 - Amino - 2 - Methoxybenzenesulfonic Acid, the study of its toxicity should not be ignored.
In the experimental environment, observe its response to various things, and observe the signs of its entry into the body. Take the white rat as an experiment, feeding food containing this thing, time and time shifting, see the white rat's state gradually changing. Or impatient or lazy, the diet also increases or decreases. Its hair loses its luster, like the loss of essence.
Review its effect in the environment, the water color gradually changes when entering the water, and aquatic things are also disturbed by it. The growth of algae slows down, and the state of fish is good.
It can be seen that the toxicity of 5 - Amino - 2 - Methoxybenzenesulfonic Acid is harmful to both living beings and the environment. The deeper the research, the more we know the importance of prevention.

Future Prospects

Fu 5 - Amino - 2 - Methoxybenzenesulfonic Acid, it is also a thing that transforms. I have studied it here, and the prospect of its future makes me fascinated.

This compound, with its unique characteristics, has the potential to contain. In the field of, it may form a new foundation, helping those who eliminate human diseases. In the world of materials, it may be able to transform decay and magic, and create new materials, which is like a need.
I often think about it, and if I study it deeply, I will be able to explore its secrets and make it effective.
In the future, this compound may be like a star, shining brightly in the sky of science and technology, used in the world, benefiting the people, and becoming a great success for our researchers.

Frequently Asked Questions

What is the main use of 5-amino-2-methoxybenzenesulfonic acid?

5-Amino-2-methylaminobenzoic acid is an organic compound. Its main uses cover the following ends.
First, in the field of medicine, it is often a key intermediate for the synthesis of drugs. Because it contains functional groups such as amino and carboxyl groups, it can be chemically modified and reacted to prepare drugs with specific pharmacological activities. For example, when developing some anti-tumor drugs, this compound can be used as a starting material. After a series of organic synthesis steps, it can construct a drug molecular structure with the functions of targeting tumor cells and inhibiting their proliferation.
Second, it is also used in the dye industry. Because its structure imparts specific optical properties, it can be prepared by appropriate derivatization reaction to prepare dyes with bright color and good stability. For example, it can be used for dyeing textiles, and by virtue of its interaction with fabric fibers, the fabric presents a long-lasting and bright color.
Third, in the field of materials science, or can participate in the synthesis of functional materials. By copolymerizing with other monomers or compounds, the material is endowed with special properties. For example, the preparation of smart materials with the ability to recognize specific substances, the amino and carboxyl groups of this compound can interact specifically with the target substance, thereby realizing the regulation and optimization of material properties.
Furthermore, in the field of scientific research, it is an important chemical reagent. Researchers can expand the knowledge boundary of organic chemistry by conducting various chemical reaction studies, exploring new synthesis methods, reaction mechanisms, etc., and lay the foundation for the synthesis and application of more new compounds.

What are the physical properties of 5-amino-2-methoxybenzenesulfonic acid?

5-Hydroxy-2-methylhydroxybenzaldehyde acid, the properties of this substance are quite unique. Its color is light and clear, and when it is common, it is like a clear crystal, shining under the light, faintly containing light, like morning dew reflecting the sun, warm and not dazzling.
Smell it, the breath is special, and there is a faint fragrance at first, just like the fragrance of the tender core in spring, but under the fine taste, there is an indescribable astringency, which seems to be hidden under the fragrance.
Its texture is delicate to the touch, if it is fat jade in the hand, it is slippery but not greasy. Gently grinding at the end of the finger, there is no feeling of roughness and stagnation, and on the contrary, strands of coolness penetrate into the skin, just like the water melted at the beginning of winter snow, clear and pleasant.
Solubility is also one of its characteristics. In water, it has a slight sense of melting, although it cannot be completely miscible, it can make the water slightly clearer and moist, as if it gives water a different kind of aura; while in alcohols, it can blend more smoothly. The two meet, regardless of each other, as if they are a natural fit, giving the original simple alcohol a bit more unique temperament and properties.
Furthermore, its melting point and boiling point are also considerable. At the melting point, it is like the first melting of ice and snow, slowly transforming from a solid state to a flowing state, the process is soothing and orderly, as if following some ancient and mysterious rhythm; at the boiling point, it is like a cloud evaporating, sublimating and changing under a specific heat, revealing the wonderful transformation of matter, witnessing the magical change from liquid to gas, revealing the endless mysteries and charm of natural nature.

What is the chemical synthesis method of 5-amino-2-methoxybenzenesulfonic acid?

To prepare 5-hydroxy-2-methylhydroxybenzaldehyde, the following method can be followed.
First take m-cresol as the starting material, and through the reaction of formylation, 5-methylsalicylic acid can be obtained. In this step, m-cresol interacts with a formylating agent under specific reaction conditions. The choice of formylating agent is related to the effectiveness of the reaction and the purity of the product. Common formylating reagents include trichloroacetaldehyde. When the benzene ring of m-cresol is present at the appropriate temperature, solvent and catalyst, formyl groups can be introduced at specific positions to obtain 5-methylsalicylic acid.
After 5-methylsalicylic acid is obtained, the reduction reaction is continued to obtain 5-methylsalicylic alcohol. The reducing agent involved in the reduction reaction is also the key. Strong reducing agents such as lithium aluminum hydride can be selected to convert the carboxyl group of 5-methylsalicylic acid into a hydroxyl group in a suitable reaction environment, and 5-methylsalicylic alcohol can be obtained.
Then, the oxidation reaction of 5-methylsalicylic alcohol can form the target product 5-hydroxy-2-methylhydroxybenzaldehyde. During the oxidation process, a suitable oxidizing agent needs to be selected. If a mild oxidizing agent such as manganese dioxide is selected, the hydroxyl group of 5-methylsalicylic alcohol can be moderately oxidized, and the aldehyde group can be accurately generated, and the final 5-hydroxy-2-methylhydroxybenzaldehyde can be obtained.
The conditions of each step of the reaction, such as temperature, pressure, reaction time and the dosage ratio of reagents, need to be carefully controlled. If the temperature is too high or too low, the reaction rate can be abnormal, or side reactions can breed; improper dosage of reagents will also affect the yield and purity of the product. In this way, following this series of reaction steps and conditions to control, 5-hydroxy-2-methylhydroxybenzaldehyde can be obtained.

What are the precautions for 5-amino-2-methoxybenzenesulfonic acid in storage and transportation?

5-Hydroxy-2-methylhydroxybenzaldehyde acid requires careful attention during storage and transportation.
When storing, the temperature and humidity of the first environment. This acidic substance is more sensitive to temperature changes, and high temperature can easily cause its chemical properties to change, or even decompose and deteriorate. Therefore, it should be stored in a cool place, and the temperature should be maintained at 2-8 ° C, so as to maintain the stability of its chemical structure. Humidity cannot be ignored. If the humidity is too high, it is easy to cause deliquescence, resulting in impaired purity. A dry place should be selected, and the humidity should be controlled at 40% - 60%.
Furthermore, it is necessary to pay attention to the lighting conditions of the storage place. 5-Hydroxy-2-methylhydroxybenzaldehyde acid is photosensitive. Prolonged exposure to light, especially direct exposure to strong light, will promote its photochemical reaction, resulting in a decrease in quality. Therefore, it should be stored in a light-shielding container, preferably a brown glass bottle or a plastic container covered with a light-shielding coating to avoid light intrusion.
The material of the storage container is also crucial. Because it is acidic, it should not be in direct contact with metal materials to prevent chemical reactions, corrosion of the container, and changes in its own properties. Containers made of glass, ceramic or specific plastic materials should be selected. These materials are chemically stable and can effectively isolate external interference.
As for transportation, it is necessary to ensure the stability of the packaging. 5-Hydroxy-2-methylhydroxybenzaldehyde acid will inevitably vibrate and bump during transportation. If the packaging is not solid, it is easy to cause the container to burst and cause leakage. It should be wrapped in thick and strong packaging materials, and the interior should be filled with buffers, such as foam plastics, sponges, etc., to reduce vibration and shock.
The environment of the transportation vehicle also needs to be regulated. Be sure to maintain suitable temperature and humidity. If conditions permit, transportation equipment with temperature and humidity control functions can be selected. And the transportation process should be shortened as much as possible to reduce its exposure to the external environment and reduce risks. At the same time, transportation personnel need to be familiar with its chemical properties and emergency treatment methods to prevent accidents.

What are the effects of 5-amino-2-methoxybenzenesulfonic acid on the environment and human health?

5-Hydroxy-2-methylhydroxybenzaldehyde acid, this substance in today's world, people are very concerned about its impact on the environment and human health.
At the end of the observation environment, if this substance is released in nature, or in water, soil, and air, it may affect the water quality and affect the survival and reproduction of aquatic organisms. Aquatic organisms are extremely sensitive to environmental changes. The existence of this substance may interfere with their normal physiological functions, such as hindering their respiration, feeding, reproduction, etc., or even reduce the population. At the soil level, it may react with various substances in the soil, changing the chemical properties and physical structure of the soil, thereby affecting the absorption of nutrients by plant roots and hindering plant growth and development. As for the atmospheric environment, it evaporates into the air, or participates in atmospheric chemical reactions, affecting air quality, or even contributing to climate change.
When it comes to human health, when the human body comes into contact with this substance, there are many ways, either through inhalation, skin contact, or dietary intake. If it enters through breathing, it can reach the lungs and then circulate through the blood to the whole body. In the body, it may interfere with the normal biochemical reactions of the human body. For example, it may combine with key biomolecules in the body, such as proteins, nucleic acids, etc., to change their structure and function, and affect the normal metabolism and physiological activities of cells. In the long run, it may increase the risk of disease in the human body, such as causing respiratory diseases, causing symptoms such as cough and asthma; or affecting the immune system, causing the body's immunity to decline, making it more susceptible to pathogens; or it may damage the nervous system, causing dizziness, fatigue, memory loss, etc.
In summary, 5-hydroxy-2-methylhydroxybenzaldehyde acid has potential effects on both the environment and human health, and it needs to be paid attention to in-depth exploration of its mechanism of action in order to find good strategies to deal with it, protect the safety of the environment, and protect the health of the human body.