Products

M-Phenylenediaminesulfonic Acid

Lingxian Chemical

Specifications

HS Code

194066

Chemical Formula C6H8N2O3S
Molar Mass 188.204 g/mol
Appearance White to light - gray powder
Solubility In Water Soluble in water
Melting Point 100 - 102 °C
Ph Aqueous Solution Acidic
Odor Odorless
Stability Stable under normal conditions
Hazard Class Irritant (to skin, eyes, respiratory system)
Packing & Storage
Packing 1 kg of M - Phenylenediaminesulfonic Acid packaged in a sealed plastic bag.
Storage M - Phenylenediaminesulfonic Acid should be stored in a cool, dry, and well - ventilated area. Keep it away from heat sources, open flames, and strong oxidizing agents. Store it in a tightly closed container to prevent moisture absorption and contact with air, which could potentially lead to degradation or reaction.
Shipping M - Phenylenediaminesulfonic Acid is shipped in tightly sealed containers, compliant with chemical transportation regulations. Special care is taken to prevent moisture and contamination during transit to maintain its chemical integrity.
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M-Phenylenediaminesulfonic Acid
General Information
Historical Development
M - Phenylenediaminesulfonic Acid, it is also a thing that has been transformed. The history of its evolution can be described. In the past, those who have been transformed have studied and sought new things, and unremitting exploration. At the beginning of the year, the nature and method of this thing were not deeply understood. However, people have made their sensitive observations and unremitting efforts, so that there is something to be done. In August, researchers have changed their methods, clarified their nature, and made them useful. From the initial ignorance and inquiry, to today, it is used in a wide range of fields, such as dyeing, scientific research, etc. This is all caused by the efforts of the researchers of the generation, so that the history of M - Phenylenediaminesulfonic Acid has been developed, reflecting the way of development.
Product Overview
"Overview of m-Phenylenediamine Sulfonic Acid Products"
m-Phenylenediamine Sulfonic Acid is one of the unique characteristics of chemical products. Its shape is either powder or crystalline, and the color is white or nearly white. It is pure.
This product has a wide range of uses in various fields of chemical industry. In the preparation of dyes, it can be a key raw material, giving dyes a bright color and increasing their color fastness, so that the dye will not fade over time. In the process of pharmaceutical synthesis, it is also used to help the development of new drugs, or as an intermediate body, participating in complex reactions, in order to become a cure and save people.
However, the preparation of m-Phenylenediamine Sulfonic Acid requires a precise method. The reaction conditions, such as temperature, pressure, and the proportion of reagents, need to be strictly controlled. If there is a slight difference in the pool, the purity and yield of the product will be affected. And when storing and transporting, care should also be taken to prevent it from being damp and heated, which will cause quality changes. In this way, m-phenylenediamine sulfonic acid can be used in various applications to maximize its effectiveness.
Physical & Chemical Properties
"On the physicochemical properties of m-phenylenediamine sulfonic acid"
m-phenylenediamine sulfonic acid is also a chemical substance. Its color is often light, or nearly colorless, and its shape is like a fine powder, which is fine in appearance. In terms of its physical properties, the melting point is quite characteristic, and under a specific temperature environment, the state of matter changes. Its solubility is also an important characteristic. In water or some organic solvents, the degree of solubility varies.
When it comes to chemical properties, it has a certain reactivity. When it encounters acid and base, it can react accordingly, and it can often exhibit unique chemical behaviors in chemical reaction systems. It can be combined with a variety of reagents to form different compounds, which are derived from the chemical activity of specific functional groups in its molecular structure. All kinds of physicochemical properties are of great significance in chemical research and industrial applications, laying the foundation for related exploration and practice.
Technical Specifications & Labeling
Technical specifications and labeling of m-phenylenediamine sulfonic acid (product parameters)
In today's discussion of m-Phenylenediaminesulfonic Acid, its technical specifications are the key. When preparing, it is necessary to follow precise methods, the material ratio must be appropriate, and the reaction conditions must be strictly controlled. Temperature and duration are fixed, and a slight difference will affect the quality.
As for the labeling (product parameters), when specifying its properties, observe its color, smell its taste, and observe its state. Purity is a particularly important item, and it needs to meet specific standards. The impurity content should be minimal. And its solubility and other characteristics need to be clearly indicated to provide users with exact guidance. In this way, this product can be applied to all parties and play its due role without the risk of misuse.
Preparation Method
This product of M-Phenylenediaminesulfonic Acid is the first raw material. It is necessary to prepare m-phenylenediamine, which is the base material, and the purity is better. Sulfuric acid is also required, which is active and necessary for reaction.
The preparation method is as follows: Take an appropriate amount of m-phenylenediamine and put it in the reactor. Slowly inject sulfuric acid into it, and control the temperature at a suitable degree, about one hundred and twenty to one hundred and fifty degrees Celsius. This is the best reaction environment. Stir continuously during this period to ensure that the material is uniform.
During the reaction process, be careful to observe changes. Wait until the color changes to a specific state and the reaction reaches the expected level, then stop. The follow-up is the step of refining to remove impurities. It can be repeated by filtration and crystallization to improve the purity of the product.
The mechanism of making this product is a specific reaction between m-phenylenediamine and sulfuric acid, and the molecular rearrangement is combined to obtain M-Phenylenediaminesulfonic Acid. The details are all about quality and must be carefully handled to obtain a good product.
Chemical Reactions & Modifications
Nowadays, there is a substance named M-Phenylenediaminesulfonic Acid. As a chemical researcher, I explore its chemical reactions and modifications.
In the field of chemistry, the reaction characteristics of this substance are related to many chemical applications. The precise control of its reaction conditions, such as subtle changes in temperature and pH, can make the reaction path and product characteristics very different. I try to promote the reaction in the laboratory with different proportions of reagents and different environmental conditions to observe the change of the product.
As for modification, it is the key to improve its performance. Or introduce specific groups to change its molecular structure for the purpose of optimization. For example, if you want to enhance its stability or make it more soluble in a specific medium, you need to carefully design the modification method. After repeated experiments, appropriate modification strategies are explored, hoping to pave the way for the wide use of the substance in industry, scientific research and other fields, so that its properties can be fully demonstrated and contribute to the progress of chemistry.
Synonyms & Product Names


In today's world, there are many names for this product. Today M-Phenylenediaminesulfonic Acid, its namesake can also be investigated.
M-Phenylenediaminesulfonic Acid, or the name of phenylenediamine sulfonic acid. This product is significant in the research of chemistry. The reason why its name is so important is due to the difference between regions and users.
In the business, there are also products based on this. Its trade name, or its name is related, or its characteristics and uses are named. For example, some chemical products that use it as the main ingredient, or are named with special names to recognize its use.
Therefore, M-Phenylenediaminesulfonic the same name as Acid, it is an indispensable part of the domain, and it is useful for research and application.
Safety & Operational Standards
Safety and Operation Specifications for M-Phenylenediamine Sulfonic Acid Products
#1. Preface
If you want to do something good, you must first use your tools. In the research of chemical products, safety and standardized operation are of paramount importance. When discussing M-Phenylenediamine Sulfonic Acid, it is also necessary to study its safety and operation specifications in detail to ensure that everything goes smoothly and there is no danger.
#2. Safety Instructions
1. ** Toxicity Cognition **: M-Phenylenediamine Sulfonic Acid is toxic to a certain extent. If it is accidentally touched, or causes skin allergies, erythema and itching will follow. If it enters the eyes, it will hurt the eyes, tingling and redness are inevitable. Therefore, when touching, do not take it lightly.
2. ** Protective measures **: To operate this product, protective gear is indispensable. In front of protective clothing, the material is tough and airtight, which can resist its damage. Wear protective gloves, the texture is flexible, and it fits the hands to prevent it from being contaminated. Goggles are also indispensable, clear and translucent, sturdy and durable, and keep both eyes safe. Masks also need to be worn, which filter accurately, breathe smoothly, and prevent it from entering the lungs.
3. ** Storage method **: This product should be stored in a cool and dry place, away from fire and heat sources. It may be dangerous due to heat or open fire. And it needs to be placed separately from oxidizing agents, acids and other substances to prevent mutual reaction and cause disaster.
#3. Operating Specifications
1. ** Accurate Weighing **: When weighing M-phenylenediamine sulfonic acid, precise utensils must be used. The balance is stable and reliable, and the reading is clear. When operating, handle it with care. Do not spill the medicine to ensure accurate weighing.
2. ** Caution of Dissolution **: If you need to dissolve this product, you should choose a suitable solvent. When stirring, the speed is moderate, not too fierce, to prevent the solution from splashing out. And the temperature control should also be paid attention to, not too high or too low, so as not to affect the dissolution effect.
3. ** Observation of Reaction **: During the reaction process, closely observe the reaction phenomenon. Changes in temperature, color, and odor should be paid attention to. If there is any abnormality, stop the reaction quickly and check the cause. Don't panic.
#4. Conclusion
The safety and operation specifications of M-phenylenediamine sulfonic acid are related to our safety and the success or failure of the experiment. We must be cautious and follow them strictly in order to avoid danger and make progress. Don't be careless and cause disaster.
Application Area
M-Phenylenediaminesulfonic Acid, or m-phenylenediaminesulfonic acid, has a wide range of uses. In the dyeing and weaving industry, it can be used as a key raw material for dye synthesis. Due to its unique structure, it can give excellent color and fastness to dyes, making fabrics bright and lasting after dyeing.
In the pharmaceutical field, it also plays an important role. Through specific chemical reactions, it can be converted into bioactive compounds, laying the foundation for the creation of new drugs.
Furthermore, in the preparation of some functional materials, m-phenylenediaminesulfonic acid can participate in the reaction to improve the properties of materials, such as enhancing their stability and conductivity. It has various uses and plays a key role in many fields, promoting the development and progress of related industries.
Research & Development
Today, there is M-Phenylenediaminesulfonic Acid, and our generation has devoted ourselves to its development as a researcher. This compound has a unique structure and unique properties, and has potential applications in many fields.
At the beginning of scientific research, analyze its chemical structure, explore its bonding, and clarify its reactivity. After repeated experiments, observe its reaction under different conditions, find the best preparation path, and strive to improve the yield and purity.
In the process of development, focus on its application and expansion. In materials science, it may optimize material properties; in biomedicine, it may have the potential for diagnostic treatment. We continue to explore and explore innovative methods to unlock more value, so as to promote this compound from laboratory research to practical application, and contribute to the development of scientific research, so that it can benefit more fields.
Toxicity Research
The study of toxicology is related to the health of people's livelihood, which cannot be ignored. Today's study of the toxicity of M-Phenylenediaminesulfonic Acid is quite important.
Examine its sex in detail, or the damage involved in the skin, and it may cause discomfort when touched. The symptoms of redness, swelling and pain may appear. And if it enters the body and is taken through the mouth and nose, it may damage the functions of the viscera. The viscera are the root of human beings, and the damage is prone to various diseases.
Furthermore, long-term exposure to these things, or chronic diseases, lurking in the body, gradually eroding health. Although its toxicity is strong, it remains to be investigated in detail, but it is necessary to take precautions. When it is prudent, study its poison, try to avoid it, and ensure everyone's well-being. To make the living worry-free and the living worry-free is the important task of our generation to study toxicity.
Future Prospects
M-Phenylenediaminesulfonic Acid, it is also the thing that transforms the world. Its future prospects are what we think. In today's world, technology is not good, and this compound may develop its capabilities in many fields.
In the field of materials, or it can assist in the research of new materials and make them special, so as to meet the needs of engineering. The way of development, or the cornerstone of production, the research of special effects, and the solution of the disease of production.
and the protection of the problem, or it can be used to treat pollution, water and soil, and our environment. We, the researchers, explore its application, and hope that this compound will not be widely used, and it will be used in the world to benefit the world.
Frequently Asked Questions
What are the chemical properties of M-Phenylenediaminesulfonic Acid?
Phenylenediamine sulfonic acid is one of the most unique organic compounds. Its physical properties are mostly solid or powdery under normal conditions, and it is delicate in appearance. Its color is often nearly white or slightly yellow. Its solubility is quite unique and soluble in water. This property allows it to participate in the reaction or application of many aqueous systems in a homogeneous state, which greatly facilitates related chemical processes.
In terms of chemical properties, the amine group and sulfonic acid group contained in this compound give it significant reactivity. The amine group is alkaline and can neutralize with acids to form corresponding salts. The sulfonic acid group has strong acidity, which can not only neutralize with bases, but also participate in the reverse process of sulfonation reaction under some specific conditions, or react with other nucleophilic reagents.
It is particularly worth mentioning that the benzene ring structure of isophenylenediamine sulfonic acid is more abundant due to the existence of the conjugate system. The benzene ring can undergo electrophilic substitution reaction. Under appropriate conditions, halogenation, nitrification and other reactions can occur on the benzene ring, providing the possibility to derive more versatile compounds. And because its structure contains both amine and sulfonic acid groups, the two interact with each other, and the localization effect of the substitution reaction on the benzene ring is also quite complex, which brings many challenges and opportunities for the clever design of organic synthesis. This compound is widely used in the fields of dyes, medicine and materials, and is an important substance that cannot be ignored in chemical research and industrial production.
What are the main uses of M-Phenylenediaminesulfonic Acid?
Phenylenediamine sulfonic acid has a wide range of uses. In the dye industry, it is the key material. It can be used to make reactive dyes, acid dyes, etc., to give fabrics brilliant color, make clothes bright and silk, lasting color, bright and moving, or elegant and elegant.
In the field of medicine, it also has its uses. It is a raw material for the synthesis of drugs, and helps to develop anti-disease agents, cure various diseases, and protect the human body. It is an important intermediate in the process of chemical synthesis. The production of many organic compounds relies on its strength to form complex and delicate structures and expand the boundaries of chemistry.
In the manufacture of pigments, m-phenylenediamine sulfonic acid is involved, which gives pigments good properties, such as high hiding power and excellent light resistance. It is used in painting, painting, etc., so that the color lasts for a long time without fading. It is also a research material in the realm of scientific research and exploration. It helps chemists investigate the mysteries of chemistry, reveals the mechanism of reactions, and promotes the progress of chemical disciplines. In short, m-phenylenediamine sulfonic acid plays an indispensable role in many aspects such as industry, medicine, and scientific research. It has made outstanding contributions to human life and the development of science and technology.
What are the precautions for M-Phenylenediaminesulfonic Acid in the production process?
In the industry of making m-phenylenediamine sulfonic acid, all things must be careful. If there is a slight mistake, it will lead to disaster.
Selection of the first raw materials. The quality of m-phenylenediamine and sulfuric acid, the quality of the two is directly related to the quality of the product. When selecting materials, it is necessary to check its purity and impurity geometry. The color of m-phenylenediamine is pure and the concentration of sulfuric acid should also be accurate to ensure the smooth reaction and the purity of the product.
The reaction conditions are also very critical. The control of temperature is related to the reaction rate and the structure of the product. If the temperature is too low, the reaction is slow and time-consuming; if the temperature is too high, the side reactions will be numerous and the product will be impure. Generally speaking, the initial reaction temperature should be stabilized in a moderate range, and then adjusted slowly depending on the reaction process. The pressure is the same, and the appropriate pressure helps the reaction balance and also increases the reaction rate. The optimal value needs to be determined according to the characteristics of the equipment and the reaction mechanism.
Furthermore, the method of stirring should not be ignored. Stir evenly, so that the reactants are fully in contact, and the reaction can be homogeneous. If the stirring is uneven, the local concentration and temperature difference are too large, the quality of the product is uneven, and the impurities increase.
The operation process should follow the rules. The order of feeding should not be wrong. First put m-phenylenediamine, slowly inject sulfuric acid, and stir while the injection can avoid local overheating and prevent side reactions. After the reaction is completed, the post-treatment is also fine, and the purification and separation techniques are proper to obtain high-purity m-phenylenediamine sulfonic acid.
Safety protection is also of paramount importance. M-phenylenediamine is toxic and sulfuric acid is highly corrosive. Operators must wear protective clothing, goggles and gloves. The equipment should also be well sealed, well ventilated, and properly disposed of waste gas and wastewater to ensure environmental and personal safety. In this way, all things are prepared to ensure the smooth production of m-phenylenediamine sulfonic acid.
What is the preparation method of M-Phenylenediaminesulfonic Acid?
The method of making M-phenylenediamine sulfonic acid is quite complicated. The ancient method often started with phenylenediamine, supplemented by a sulfonic acid agent, and obtained through a delicate reaction.
At the beginning, choose high-purity phenylenediamine and place it in a special reactor. The material of the kettle must be resistant to acid and alkali corrosion, and can control temperature and stir. Then, according to the appropriate ratio, slowly add a sulfonic acid agent, such as concentrated sulfuric acid or chlorosulfonic acid. When adding, the rate must be strictly controlled to prevent overreaction.
The temperature of the reaction is crucial. At the beginning, it is appropriate to start at a low temperature to gradually merge the two, and then gradually heat up to promote their full reaction. In this case, a catalyst may be required to increase the speed of the reaction and make the reaction process smoother.
During the reaction, closely observe its changes, and use professional instruments to measure its pH, temperature and other parameters. When the reaction reaches the desired level, use a subtle method to stop the reaction.
Then, the product must go through the process of separation and purification. Commonly used methods include filtration, extraction, crystallization, etc. Filtration to remove insoluble impurities, extraction can be divided into different phases, and crystallization can obtain pure M-phenylenediamine sulfonic acid. Every step requires caution to obtain high-quality products.
M-Phenylenediaminesulfonic impact of Acid on the environment
M-Phenylenediamine sulfonic acid, the impact of this substance on the environment is quite complex. It may be obtained into the natural environment due to industrial activities, such as chemical production, dye manufacturing and other processes.
In water bodies, it can cause water quality to deteriorate. Cover because of its certain chemical activity, or react with other substances in water, changing the chemical balance. If it complexes with metal ions, it affects the self-purification of water bodies and is harmful to aquatic organisms. Exposure to this substance by aquatic animals such as fish and shrimp may cause physiological disorders, stunted growth and development, and even death, disrupting the balance of the aquatic ecosystem.
In the soil environment, if it seeps into the ground or combines with soil particles, it changes the soil properties. It affects the activities of soil microorganisms, which play a key role in soil nutrient cycling and organic matter decomposition. If it is suppressed, soil fertility may decrease, which is not conducive to plant growth. Plant roots come into contact with the soil containing this substance, or absorb and accumulate this substance. In addition to affecting their own growth, they can also be transmitted through the food chain, causing harm to organisms that feed on plants.
In the atmospheric environment, although its volatility is relatively low, in the exhaust gas produced by specific industrial processes, if it contains this substance, the particles will diffuse in the atmosphere. After human inhalation, it may stimulate the respiratory tract and endanger human health. And it undergoes complex photochemical reactions in the atmosphere, or generates secondary pollutants, further deteriorating air quality.
Overall, M-phenylenediamine sulfonic acid has many adverse effects on the environment, and its production, use and discharge need to be strictly controlled to reduce its threat to the ecological environment and human health.