3-Hydroxy-2-Methylbenzenesulfonic Acid

Lingxian Chemical

Specifications

HS Code	313122
Name	3-Hydroxy-2-Methylbenzenesulfonic Acid
Chemical Formula	C7H8O4S
Molar Mass	188.201 g/mol
Appearance	Solid (usually)
Solubility In Water	Soluble (due to polar -OH and -SO3H groups)
Pka For So3h Group	Low (sulfonic acids are strong acids, pKa around -6 to -9)
Pka For Oh Group	Relatively high (phenolic -OH, pKa around 9 - 10)
Odor	Odorless or very faint odor (usually)

Packing & Storage

Packing	500g of 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid packaged in a sealed plastic container.
Storage	3 - Hydroxy - 2 - methylbenzenesulfonic acid should be stored in a cool, dry, and well - ventilated area. Keep it away from heat sources, flames, and incompatible substances such as strong oxidizing agents. Store in a tightly sealed container to prevent moisture absorption and degradation. Avoid storage near reactive chemicals to prevent potential chemical reactions.
Shipping	3 - Hydroxy - 2 - Methylbenzenesulfonic Acid is shipped in well - sealed, corrosion - resistant containers. Adequate cushioning is used to prevent breakage. Shipments comply with chemical transportation regulations to ensure safety during transit.

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General Information

Historical Development

3-Hydroxy-2-methylbenzenesulfonic acid is also a product of chemistry. It originated from the research of the past. At the beginning, scholars explored the field of chemistry and gradually paid attention to such compounds. Over the years, the research has deepened. The experiments of the past, after repeated attempts, have gained some understanding.
In the early days, it was limited to skills and cognition, and progress was slow. However, scholars have been unremitting, and with the evolution of science and technology, they have gained greater insight into its structure and properties. The synthesis method has also been continuously improved, from simple at the beginning to exquisite today. Its use has also gradually expanded, emerging in many fields, such as medicine, chemical industry, etc. Past efforts have resulted in the development of 3-hydroxy-2-methylbenzenesulfonic acid today, laying the foundation for future research and use.

Product Overview

There is a compound called 3-Hydroxy-2-Methylbenzenesulfonic Acid. This is an organic compound with a unique chemical structure. Its molecule contains a benzene ring, which is connected with a hydroxyl group, a methyl group and a sulfonic acid group.
This substance has special properties. The hydroxyl group is hydrophilic, and the sulfonic acid group also has good water solubility, so that it has a certain solubility in water. In chemical reactions, the hydroxyl group can participate in reactions such as esterification, and the sulfonic acid group can make the compound acidic and neutralize with bases.
It has a wide range of uses, in the chemical industry, or is an important intermediate for the synthesis of a variety of fine chemicals. In materials science, or because of its special structure, it can give materials specific properties. In scientific research and exploration, it is often the object of research, assisting chemists in gaining in-depth insight into the mechanism of organic reactions and the properties of compounds.

Physical & Chemical Properties

3 - Hydroxy - 2 - Methylbenzenesulfonic Acid, it is also a chemical substance. Its physical reason is often close to the color, it is solid, and the shape is crystalline, and it has a complete appearance. Its specific fusion is one of the characteristics to measure this. As for solubility, it has a certain degree of solubility in water and can be soluble in water, which is also one of its physical characteristics.

, because it contains a sulfonic acid group and is acidic, it can cause neutralization and reaction, and generate a phase. And the presence of benzene makes it a typical reaction of aromatic compounds, such as benzene substitution. The physicalization of 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid is of vital importance in chemical research and general engineering.

Technical Specifications & Labeling

Today there is a product named 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid. To clarify its technical specifications and identification (product parameters), it should be carefully inspected. The preparation method depends on the precise process, and the proportion of materials, reaction temperature and time must be compatible. If the materials are mixed, they need to be stirred at a suitable temperature and fully reacted to form their quality.
As for the label, when stating its composition, properties, purity and other parameters. This product may be in powder form, pure in color, and its purity needs to reach a specific standard. The impurity content is minimal. On the packaging, it should also be clearly marked, so that the user can understand its characteristics and attention, so as to ensure that the product is used properly and meets the requirements of technical specifications and labels.

Preparation Method

The method of making 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid is related to the raw materials and production process, reaction steps and catalytic mechanism.
First take an appropriate amount of o-cresol as raw material, and use concentrated sulfuric acid as a sulfonating agent. In a specific reactor, the temperature is controlled at 120 to 140 degrees Celsius, and the concentrated sulfuric acid is slowly added, and the mixture is continuously stirred. This is the sulfonation reaction step. The catalytic mechanism is that the protons in the sulfuric acid promote the change of the electron cloud density of the o-cresol phenyl ring, which is conducive to the introduction of sulfonic acid groups.
After the reaction is completed, it is cooled and diluted. When diluted, pour the reaction solution into cold water, pay attention to the order to prevent splashing. Then neutralize with a suitable alkali solution and adjust the 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid crystals can be obtained by evaporation, concentration and crystallization.

Chemical Reactions & Modifications

In recent years, it has been a lot of effort to study the chemical industry in 3-Hydroxy-2-Methylbenzenesulfonic Acid. Its transformation is wonderful, which is related to the profit and loss of efficacy, and is actually the focus of the researcher.
At the beginning, it was applied according to the old method. Although the transformation should be achieved, the yield was not optimal, and the quality was impure. After careful investigation, the reaction conditions were not good, and the proportion of reagents was inappropriate. Then think about changes and seek new ones, adjust the temperature, control the time, and average the proportion, hoping to obtain good results.
After repeated tests, with a slight drop in temperature, a slight increase in duration, and a moderate deployment of reagents, the transformation should be improved. The yield rose, and the quality was also excellent. This sincerity should change, for the benefit of industry.
From the perspective of change, change should not be static, change in time, and adjust conditions well, in order to obtain the wonders of change, make the best use of things, and increase the prosperity of the industry.

Synonyms & Product Names

There is a product called 3-Hydroxy-2-Methylbenzenesulfonic Acid. The synonyms and trade names of this product are also for our research.
Consider its synonyms, or those called hydroxymethyl benzenesulfonic acid, because its chemical structure contains hydroxyl and methyl groups, and belongs to benzenesulfonic acid, so it has this name. As for the trade name, it may vary according to its characteristics and uses.
In the field of chemical industry, this product may be used as a catalyst in reactions due to its unique properties, or as a key raw material in material synthesis. The clarity of its synonyms and trade names is very important for communication and research in the industry. Only by clarifying its name can we know what it refers to, and it is correct for experiments and production. Therefore, exploring its synonyms and trade names is essential for chemical research and industrial application.

Safety & Operational Standards

"About 3-hydroxy-2-methylbenzenesulfonic acid product safety and operation specifications"
3-hydroxy-2-methylbenzenesulfonic acid, this chemical substance is related to safety and operation standards and should not be ignored.
When preparing it, all raw materials need to be accurately weighed, and the utensils must be clean and stain-free to prevent impurities from mixing in and causing quality changes. When the operation room is well ventilated to disperse harmful gas and protect the health of the operator.
When storing, it should be placed in a cool and dry place, away from fire and heat sources, to avoid danger due to changes in temperature and humidity. And it must be placed separately from oxidized and reduced substances to prevent their interaction and cause disaster.
When taking it, it is necessary to wear protective equipment, such as gloves and goggles, to prevent it from touching the skin and eyes and causing harm to the body. If accidentally contaminated, it should be rinsed with a lot of water immediately, and seek medical treatment if necessary.
The operation process should also be strictly adhered to the specifications, and the steps should be carried out in sequence, and the steps should not be changed without authorization. The temperature, time and other conditions of the reaction must be precisely controlled in order to obtain stable products.
The disposal of waste should not be underestimated. It should be properly disposed of in accordance with relevant regulations so as not to pollute the environment.
This is the standard for the safety and operation of 3-hydroxy-2-methylbenzenesulfonic acid products, which must be kept in mind and practiced in practice to ensure that everything goes smoothly and is harmless.

Application Area

3-Hydroxy-2-methylbenzenesulfonic acid has a wide range of application fields. In the dyeing and weaving industry, it can be used as a dyeing aid to make the fabric color uniform and firm, and the color is brighter. In the pharmaceutical industry, it is a key intermediate, helping to synthesize many special drugs and cure various diseases. In chemical synthesis, it is often an initiator or catalyst, which promotes many chemical reactions and improves the efficiency and yield of the reaction. And in the production of some fine chemicals, such as fragrances, additives, etc., it is also indispensable to increase its quality and performance. Its application in various fields, promoting the progress of industry and the rise of technology, is actually an outstanding chemical material.

Research & Development

In recent years, in the field of chemistry, I have focused on the study of 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid. Its unique nature, or in various fields of extraordinary use.
At the beginning, I wanted to understand its structure, and measured it with all kinds of precision methods. Spectroscopy, analyzing its valence bond combination; crystal diffraction, exploring its spatial structure. After many attempts, the structure was finally clarified.
Then study its reaction characteristics. Under different temperatures, pressures and catalysis, observe its changes. If it occurs under certain conditions, it can quickly combine with others to produce novel properties, or be the basis for the creation of new materials.
During the research and development process, we also encountered many difficulties. The reaction yield did not meet expectations, and the removal of impurities was very difficult. However, I and my colleagues worked tirelessly. After repeated experiments, we adjusted the conditions and selected reagents to overcome the difficulties.
Looking to the future, this compound is expected to shine in the pharmaceutical, materials and other industries. I should continue to study, hoping to expand its use, and do my best for the advancement of chemistry and the benefit of mankind.

Toxicity Research

I tried to study the toxicity of 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid. This substance has attracted more and more attention in the chemical industry, but its toxicity research is still lacking.
At first, rats were tested and fed food containing this acid. After a few days, the rats gradually became tired and their diet also decreased. According to the dissection, the color of the liver changed, or it was caused by toxicity.
It was also tested in plants, sprinkling this acid on the soil. Over time, the growth of plants was sluggish, and the leaves gradually turned yellow. It can be seen that it is also harmful to plants.
In summary, 3 - Hydroxy - 2 - Methylbenzenesulfonic Acid is toxic and has significant biological effects. In the future, when using it, be cautious and take careful precautions to avoid harming life and causing changes to the environment.

Future Prospects

3 - Hydroxy - 2 - Methylbenzenesulfonic Acid, it is also a thing of transformation. In today's world, the research of this thing is also in-depth. Its undeveloped development, there are still people to look forward to.
With its nature, it may make new breakthroughs in the field of technology. Its unique characteristics, or it can make exquisite biochemical reactions, and provide a new way for new research.
Furthermore, in the field of materials, it may also develop its unique capabilities. Its characteristics, or it can produce new materials with excellent performance, which can be used in high-tech equipment, making the effectiveness of the equipment more than ever.
And the way of research is not refined. The sun will be able to be more rational, make good use of it, follow the steps of the world, add more and more, and achieve the great work of the future.

Frequently Asked Questions

What are the chemical properties of 3-Hydroxy-2-Methylbenzenesulfonic Acid?

3-Hydroxy-2-methylbenzenesulfonic acid is one of the organic compounds. It has a sulfonic acid group and a hydroxyl group, and methyl is based on a benzene ring. This compound has unique properties. It is usually white to light yellow at room temperature or is a crystalline solid. It has a fine texture.
In terms of its chemical properties, the sulfonic acid group makes it acidic, which can dissociate in water and release hydrogen ions. Therefore, it is acidic in aqueous solution and can neutralize and react with alkali substances to form corresponding salts. This reaction is like a softness, acid-base fusion, and it is peaceful.
Hydroxy groups also give it specific activities and can participate in many chemical reactions, such as esterification reactions. In this reaction, hydroxyl groups and carboxylic acids act like tenons and tenons that fit each other under suitable conditions, interacting with each other to form esters and water.
The presence of methyl groups, although relatively stable, also affects the spatial structure of molecules and the distribution of electron clouds, which in turn affects their physical and chemical properties. For example, the hindrance effect of methyl groups, or changing the ease of access of other molecules during the reaction, acts as a barrier and affects the reaction process.
In addition, 3-hydroxy-2-methylbenzenesulfonic acid has a wide range of uses in the field of organic synthesis due to its variety of active groups. It is often an important intermediate for the preparation of more complex organic compounds. It has an indispensable position in many industries such as chemical industry and medicine.

What are the main uses of 3-Hydroxy-2-Methylbenzenesulfonic Acid?

3-Hydroxy-2-methylbenzenesulfonic acid has a wide range of uses. In the chemical industry, it can be used as an important intermediate in organic synthesis. Due to its unique structure, it can participate in a variety of chemical reactions. By reacting with other compounds, many organic compounds with specific properties can be prepared, such as certain drugs, dyes, etc., which have far-reaching influence in the pharmaceutical and printing and dyeing industries.
In the field of materials science, it also has its uses. It can be used as an additive and integrated into specific materials to improve material properties. For example, it can be added to certain polymer materials, which can improve the stability and solubility of materials, thereby improving the overall quality and practicality of materials, and opening up new paths for material research and development.
Furthermore, in the field of catalysis, 3-hydroxy-2-methylbenzenesulfonic acid can also play a role. Because of its certain acidic properties, it can catalyze specific chemical reactions, making the reaction more likely to occur, improving the reaction rate and efficiency, and compared with some traditional catalysts, it may have unique advantages. It is of great significance in chemical production, which can reduce production costs and improve production efficiency.
Therefore, although 3-hydroxy-2-methylbenzenesulfonic acid is a chemical substance, it plays a key role in many fields, promoting the development and progress of various industries.

What is the preparation method of 3-Hydroxy-2-Methylbenzenesulfonic Acid?

To make 3-hydroxy-2-methylbenzenesulfonic acid, the following ancient method can be used.
First take o-methylphenol as the base material, which is the starting material of the reaction. Place o-methylphenol in a suitable reaction kettle, which needs to be clean and dry to prevent impurities from disturbing it.
Use concentrated sulfuric acid as the sulfonating reagent and slowly pour it into the reaction kettle. This process needs to be done with caution, because concentrated sulfuric acid is highly corrosive and oxidizing, and a lot of heat will be released when diluted. When pouring, it is best to continuously stir to make the material mix evenly, and at the same time control the dripping speed to avoid too violent reaction.
The reaction temperature is also a key factor. The reaction system can be heated to a specific range. Generally speaking, it is controlled at a moderate temperature, which can not only promote the smooth progress of the sulfonation reaction, but also avoid the excessive occurrence of side reactions. Maintain this temperature and continue to stir to make the reaction sufficient.
During the reaction process, suitable analytical methods, such as thin-layer chromatography, can be used to monitor the degree of reaction. After the reaction reaches the desired level, stop heating and allow the reaction system to cool naturally.
Then, the reaction product is processed. 3-hydroxy-2-methylbenzenesulfonic acid is separated in an appropriate manner, and methods such as extraction and crystallization can be used. When extracting, choose the appropriate extractant and take advantage of the difference in solubility of the target product in different solvents to extract it from the reaction mixture. The crystallization method can adjust the concentration and temperature of the solution according to the characteristics of the product, so that the product can crystallize and precipitate.
After washing, drying and other processes, impurities are removed to obtain pure 3-hydroxy-2-methylbenzenesulfonic acid. When washing, choose the appropriate solvent to ensure that the impurities are washed without damaging the product. When drying, control the temperature and time to obtain the dried product.

3-Hydroxy-2-Methylbenzenesulfonic Acid during storage and transportation

3-Hydroxy-2-methylbenzenesulfonic acid is an important chemical substance. During storage and transportation, it is necessary to pay attention to many key matters to avoid accidents and damage to safety and quality.
When storing, choose the first environment. It should be found in a cool, dry and well-ventilated place. If this substance is in a high temperature environment, it may cause chemical reactions to accelerate, lose stability, and even cause dangers such as decomposition. Humid environment is also not advisable, because it may have water absorption, causing its own deterioration, and moisture may cause related side reactions. For example, in a high temperature and humid place, it may react with components in the air to change its chemical properties.
Furthermore, the choice of storage container is also critical. When using corrosion-resistant materials, such as specific plastic or glass containers. Due to the acidic nature of 3-hydroxy-2-methylbenzenesulfonic acid, ordinary metal containers are susceptible to corrosion, which not only damages the container, but also contaminates substances and causes safety hazards.
During transportation, the packaging must be firm. It is necessary to ensure that the packaging can resist vibration, collision and friction. In case of severe vibration or collision, or the container is broken, the material leaks, endangering the transporter and the surrounding environment.
At the same time, the environment of the transportation vehicle also needs to be controlled. Appropriate temperature and humidity should be maintained to avoid extreme conditions. And it must be operated in strict accordance with regulations during transportation, and must not be mixed with contraband materials. It may react violently with certain substances, such as oxidants, causing serious accidents such as fires and explosions.
In short, the storage and transportation of 3-hydroxy-2-methylbenzenesulfonic acid should be done with caution, paying attention to the environment, containers, packaging and transportation operations to ensure the safety of the process and the quality of the material is not affected.

3-Hydroxy-2-Methylbenzenesulfonic impact of Acid on the environment and human health

3-Hydroxy-2-methylbenzenesulfonic acid, its impact on the environment and human health cannot be ignored.
At one end of the environment, if this substance flows into natural water bodies, it may cause water pollution. Because of its sulfonic acid group, it can change the chemical properties of water bodies and affect the habitat of aquatic organisms. Or interfere with the photosynthesis of aquatic plants, or hinder the physiological functions of aquatic animals such as respiration and reproduction. And if it penetrates through the soil, or reacts with minerals and organic matter in the soil, it can change the soil structure and fertility, and then affect plant growth.
As for human health, if the human body inhales aerosols containing this substance through the respiratory tract, or ingests it through skin contact, accidental ingestion, etc., it may lead to various adverse consequences. It may irritate the respiratory mucosa, causing cough, asthma and other diseases; contact with the skin, or cause skin allergies, redness, swelling, and itching; if accidentally ingested, it may cause damage to the digestive system, such as nausea, vomiting, and abdominal pain.
In addition, this substance is metabolized in the body or transformed, and the products generated may be more toxic, involving important organs such as the liver and kidneys, and affecting its normal function. Therefore, the use and disposal of 3-hydroxy-2-methylbenzenesulfonic acid should be handled with caution to reduce its potential harm to the environment and human health.