Naphthalene-1,6-Disulfonic Acid

Lingxian Chemical

Specifications

HS Code	838915
Chemical Formula	C10H8O6S2
Molar Mass	288.3 g/mol
Appearance	White to off - white solid
Solubility In Water	Soluble
Melting Point	decomposes
Acidity Pka	multiple acidic hydrogens with different pKa values due to two sulfonic acid groups
Boiling Point	decomposes before boiling
Odor	Odorless
Reactivity	Reactive towards bases, nucleophiles due to sulfonic acid groups

Packing & Storage

Packing	500g of Naphthalene - 1,6 - Disulfonic Acid packaged in a sealed plastic bag.
Storage	Naphthalene - 1,6 - Disulfonic Acid should be stored in a cool, dry, well - ventilated area. Keep it away from heat sources, flames, and incompatible substances such as strong oxidizers. Store in tightly sealed containers to prevent moisture absorption and potential degradation, ensuring the chemical's stability during storage.
Shipping	Naphthalene - 1,6 - Disulfonic Acid is shipped in tightly sealed, corrosion - resistant containers. These are carefully packed to prevent leakage during transit, following strict chemical shipping regulations to ensure safety.

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General Information

Historical Development

In the field of chemistry, the history of fuchnaphthalene-1,6-disulfonic acid is not simple. Tracing back to its source, in the past, chemists struggled to study its physical properties and search for its preparation method. At the beginning, the road of exploration was full of thorns, the preparation was difficult, and the yield was quite low.
However, the years passed, the Fang family was unremitting, and the skills were gradual. In the past, preparation required complexity and time-consuming, but now it is gradually becoming simpler and more efficient. With the evolution of science, its understanding has deepened, and it has been widely used in various industrial fields. From the beginning of ignorance to the later clarity, technological change has increased its yield and quality. Looking at the path of its development, it is actually a chapter in the history of chemistry, witnessing the perseverance and wisdom of human beings in chemical exploration, from unknown to familiar, paving the way for future development.

Product Overview

"Introduction to Naphthalene-1,6-Disulfonic Acid Products"
Now there is naphthalene-1,6-disulfonic acid, which is an important product in chemical research. Its properties are unique, showing a specific state, and in the reaction, it shows different properties.
The method of preparation can only be obtained through various chemical tricks, with precise proportions and suitable conditions. It has a wide range of industrial uses and can involve dyes, additives and other fields. With its special structure, it adds different properties to the product.
When studying, it is necessary to study the reaction mechanism and observe the rules of its changes in order to achieve optimization. Looking at its impact on the environment and subsequent products, it is hoped that the long term can be raised while the short term can be avoided, which will contribute to the progress of the chemical industry and promote the luminous heating of this product in various industries, benefiting the country and the people, and promoting the grand event of science and technology.

Physical & Chemical Properties

Naphthalene - 1,6 - Disulfonic Acid is also a chemical substance. Its physical properties are solid, and the color is white or nearly white. The crystal is ordered and has a specific melting temperature. At a certain degree, it is subject to melting. Its solubility is specific, soluble in water, but the solubility is low.
In terms of chemical properties, this compound contains a sulfonic acid group and is acidic. It can be neutralized and reversed to form a phase. Under specific conditions, the sulfonic acid group can also replace the isochemical group to develop its activity. The study of its properties is of great significance in the field of chemical engineering, such as dyes and chemical synthesis.

Technical Specifications & Labeling

Nowadays, there are products of naphthalene-1,6-disulfonic acid, and its technical specifications and identification (commodity parameters) are the key. The preparation of this product requires a precise method, and the material ratio, reaction time, and temperature control are all fixed. The material must be pure, the reaction is made by a kettle, the temperature is controlled in a suitable range, and the duration must be accurate in order to obtain high-quality products.
In terms of identification, the product name "naphthalene-1,6-disulfonic acid" should be specified, and its chemical formula should be noted to indicate the key parameters such as content and purity. On the packaging, it should also be clearly marked for easy identification. This technical specification and identification are related to the quality and application of the product, and must not be ignored.

Preparation Method

The method of making naphthalene-1,6-disulfonic acid is related to the raw materials and production process, reaction steps and catalytic mechanism. The raw materials are often naphthalene-based, supplemented by fuming sulfuric acid, etc. In the production process, the naphthalene and an appropriate amount of fuming sulfuric acid are first placed in the reaction kettle, and the temperature is controlled in a specific range, which is a key step. The reaction step is that when naphthalene encounters fuming sulfuric acid, the sulfonic acid group gradually enters the naphthalene ring to form naphthalene-1,6-disulfonic acid. In the catalytic mechanism, sulfuric acid acts as a catalyst here to reduce the activation energy of the reaction and promote the reaction speed. In this way, after various

Chemical Reactions & Modifications

Nowadays, there is naphthalene-1,6-disulfonic acid, which is very important for chemical reaction and modification. The beauty of its reaction is related to many chemical processes.
Looking at its reaction, it is often triggered by specific conditions and assisted by various reagents, resulting in wonderful changes. This change is either a change in structure or a change in properties. In the way of modification, it is aimed at optimizing its performance and making it suitable for more fields.
In order to achieve this goal, chemists have made great efforts. Or adjust the temperature and pressure of the reaction, or change to another reagent to observe its different performance. It is hoped that the best method can be obtained to make the performance of naphthalene-1,6-disulfonic acid superior, which will contribute to the development of the chemical industry and become a practical effect, used by the world, and benefit everyone.

Synonyms & Product Names

Naphthalene - 1,6 - Disulfonic Acid is also a chemical substance. The same product name is important for the field of chemistry.

This substance has a general meaning, all referring to the same thing. Its identity or identity is based on its chemical properties and characteristics. The trade name is based on the market, use, etc.
For example, in the research of the past, or it is named because of its special appearance and anti-characteristics, which is convenient for identifying and studying this specific compound. And the trade name, which is often used in commerce, circulation, and sales, is easy to use. Therefore, knowing the same product name is indispensable in terms of chemical research, industrial production, and business development, so as to avoid confusion and facilitate accurate communication and use of this product.

Safety & Operational Standards

"Specifications for the Safety and Operation of Naphthalene-1,6-Disulfonic Acid Products"
For naphthalene-1,6-disulfonic acid, the product of transformation is also. To make this thing, the rules and regulations of operation and safety are all the main points, and cannot be ignored.
The system is also to put various materials in the kettle, and control the temperature to slow down. The temperature of the fire should be stable and suitable. If it is too high, it will change in quality, and if it is too low, it should be delayed. The utensils must be clean and dense to prevent mixing and disturbing their properties.
As for the operator, in front of protective equipment, the clothes should cover the body, the helmet should protect the head, the gloves should cover the hands, and the mirror should protect the eyes. When entering the room, first pass through the wind, so that the air is smooth and harmless. When exercising, the mind must be dedicated, the movement must be careful, and do not be impatient or anxious.
This product is also rotten, and the body will be injured if it touches. If it is accidentally stained, rinse it with water quickly, and seek medical attention for those who are serious. And its gas, the smell is harmful, so the place must be ventilated. When stored, it is suitable for a cool and dry place, avoid fire and heat, and do not mix with other things, for fear of change.
After using it, the utensils will be clean, and the remaining materials will be good. Remember the process of its operation and the amount used, for reference. In this way, the preparation of naphthalene-1,6-disulfonic acid can be guaranteed to be safe and smooth.

Application Area

Naphthalene - 1,6 - Disulfonic Acid is also a chemical substance. Its use has extraordinary effects in the field of dyeing.
In the field of dyeing, this acid can be used as an important raw material for dye synthesis. Its characteristics can help dyes have better coloring power and quality, so that the dyed object is smooth and lasting.
In the field of dyeing, it also has its own shadow. It can be synthesized to provide the necessary cost-effectiveness, and assist researchers to produce excellent results. It can save people from common diseases.
In the field of chemical catalysis, Naphthalene-1,6-Disulfonic Acid can be used as a catalyst to accelerate the process of chemical reaction, improve the efficiency of production, reduce energy consumption and increase efficiency.
Therefore, this chemical product plays an important role in the field of chemical catalysis, and promotes the development of various industries.

Research & Development

One of the naphthalenes studied today, hexa-disulfonic acid, is related to its research and progress, which is quite important. One of the naphthalenes, hexa-disulfonic acid, the preparation method needs to be studied in detail. First, naphthalene is used as the base, accompanied by a suitable sulfonating agent, and the temperature, time and proportion of the agent are controlled to obtain a high-purity product.
Study its properties, physical properties, related to melting, boiling, dissolving, etc. Chemical properties, its response to other things, and whether it is active or not are all important for research.
It is also widely used. In the dyeing industry, it can be used as an intermediate to help color; in the pharmaceutical industry, or as the basis for the preparation of good medicines. To advance it, we must seek the best preparation, increase productivity and reduce energy consumption. And research its new use, expand its path, so that it can develop its growth in multiple fields and contribute to the world.

Toxicity Research

Taste the chemical industry, in the study of substances, it is related to people's livelihood and safety. Today there is Naphthalene-1,6-Disulfonic Acid, and the study of its toxicity is particularly important.
We use scientific methods to explore its properties in detail. After various experiments, observe its response to various things, and observe its effect on living things. This acid has strong sulfonation properties, entering the body or causing injuries to the viscera. Touching the skin can cause redness, swelling, and burning; if it is inhaled by mistake, the lungs will also suffer from it.
The appearance of toxicity is not only about the nature of the substance, but also about the amount. Moderate control and strict compliance with regulations may reduce its harm. In order to ensure the well-being of all beings, the chemical industry should strive for excellence in the research of toxicity, and must not be slack. In this way, the chemical industry will prosper for a long time without harming the world.

Future Prospects

Today, there is a thing called Naphthalene-1,6-Disulfonic Acid, which is a key substance in chemical research. Looking at the present, this substance has emerged in various fields of industry, but we chemical researchers should look to the future.
Looking forward to the future, Naphthalene-1,6-Disulfonic Acid may shine in the field of materials science. Its unique chemical structure may help to develop new materials with tougher and special properties, and play a key role in high-end manufacturing such as aerospace.
Furthermore, in the field of green chemistry, it is expected to use its characteristics to develop a more environmentally friendly synthesis path, reduce pollution, and conform to the general trend of future sustainable development.
Our chemical researchers should make unremitting efforts to explore more potential of Naphthalene-1,6-Disulfonic Acid, pave the way for future scientific and technological progress and social development, and live up to the future prospects.

Frequently Asked Questions

What are the chemical properties of naphthalene-1,6-disulfonic acid?

Zhan-1,6-diacid is one of the organic compounds. Its properties are also common to acids. At room temperature, it is mostly solid, colored or white, and the shape is often crystalline.
Zhan-1,6-diacid is acidic and can neutralize with bases. If it interacts with sodium hydroxide, it produces Zhan-1,6-diacid sodium and water. This reaction is also, from an ionic perspective, the process of combining hydrogen ions in the acid with hydroxide ions in the base to form water molecules.
In the esterification reaction, Zhan-1,6-diacid can also co-heat with alcohols, and under the catalysis of sulfuric acid, the raw ester and water. Among them, the acid is dehydrogenated, the alcohol is dehydrogenated, and the two are combined to form an ester compound with a special aroma.
And Zhan-1,6-diacid has a certain solubility, and the solubility varies in water or organic solvents. In polar solvents, such as water, the carboxyl group can form hydrogen bonds with water molecules, and has a certain solubility; in non-polar organic solvents, the solubility is different.
Its stability is good at room temperature and pressure. In case of high temperature and strong oxidant, it may change. At high temperature, it may decompose; in case of strong oxidant, the carboxyl group may be oxidized, causing the structure and properties to change.
Zhan-1,6-diacid is widely used in the field of organic synthesis. It can be used as raw materials to make polyester polymer compounds, which are widely used in fiber, plastics and other industries. It can also be used as an intermediary in the synthesis of medicines and fragrances. After a series of reactions, it becomes a substance with special physiological activity or aroma.

What are the main uses of naphthalene-1,6-disulfonic acid?

For the 1,6-dicarboxylic acid, it is useful in all fields.
In this way, the 1,6-dicarboxylic acid can be used as a raw material for the synthesis of compounds. Because of its specific properties, it can be used in many ways to build the activity of compounds. For example, for some cardiovascular diseases, the 1,6-dicarboxylic acid can be used as a starting material, and it can be used in multi-step reactions to achieve effective results and benefit the health of patients.
In chemical engineering, it is also an important synthetic process. It can be used to synthesize polymer materials such as polyesters. From the esterification and polymerization of alcohol, polyester, etc. of the 1,6-dicarboxylic acid phase, polyester grease with high performance can be obtained, which can be used in materials, polyester, etc. In the raw material, it can increase the adhesion of the film and the resistance to chemicals; it can be made into a raw material, and it can give good flexibility and dyeability.
In the food field, 1,6-dicarboxylic acid can be used as a food additive. Because of its special taste, it can improve the taste and taste of food. Adding to the raw material can balance the acid and sweet, making the taste of the raw material richer and more delicious; in the baked goods, it can extend the shelf life, and improve the soil, making it more delicious.
In addition, in the field of biotechnology, 1,6-dicarboxylic acid also has its use. In the process of microbial fermentation, it can be used as a control factor for microbial generation, promoting the synthesis of some beneficial substitutes, and assisting the development of biological and bioenergy.

What is the preparation method of naphthalene-1,6-disulfonic acid?

To make mustard-1,6-diacid, the method is as follows:
First take an appropriate amount of mustard seeds, wash them with water, and remove their impurities. Then put the clean seeds in a kettle, add an appropriate amount of water, and cook them over slow heat. When the seeds are ripe and soft, remove and drain.
Take the ripe seeds and put them in a stone mortar, and mash them with a pestle mortar to make a mud. Then add an appropriate amount of acid, such as acetic acid, to the mud, stir well, and let stand in a cool place.
After a few days, you can see that there is precipitation. Pour out the supernatant slowly and leave the precipitation in the container. Rinse the precipitation with water several times until the washing solution is neutral.
Then transfer the washed precipitate into a crucible and heat it over low heat to gradually lose water. When the water is exhausted, heat up and calcinate until the precipitate is completely converted into a white powder.
Dissolve the white powder in an appropriate amount of solvent, such as ethanol. After dissolving, filter it with filter paper to remove its insoluble matter.
Add an appropriate amount of lye to the filtrate, such as sodium hydroxide solution, and stir while adding it dropwise until white crystals precipitate. This white crystal is the crude product of mustard-1,6-diacid.
To obtain a pure product, the crude product can be refined by recrystallization. Put the crude product in an appropriate amount of hot solvent, such as hot water or hot ethanol, stir to completely dissolve it. Filter while hot to remove impurities. The filtrate is allowed to cool, and pure mustard-1,6-diacid crystals slowly precipitate out. Filter out the crystals with filter paper and dry at low temperature to obtain refined mustard-1,6-diacid.

What are the precautions for the storage and transportation of naphthalene-1,6-disulfonic acid?

When storing and transporting Tibetan-1,6-diphosphate fructose, all kinds of precautions are of paramount importance. This is an important matter related to the maintenance of its quality and efficacy, and must not be ignored.
First, the control of temperature is crucial. Tibetan-1,6-diphosphate fructose should be stored in a low temperature environment, usually 2-8 ° C. If the temperature is too high, its molecular structure may be damaged, resulting in reduced activity and damaged efficacy. It is like putting beautiful jade under the hot sun, and its luster gradually loses. Therefore, during storage and transportation, it is necessary to ensure the perfection of the cold chain to maintain the appropriate temperature. Never make the temperature fluctuate greatly, otherwise it will be easy to overturn if the boat is riding waves.
Second, the appropriate humidity should also be paid attention to. If the humidity is too high, it is easy to cause moisture absorption and deliquescence, which affects its stability and purity. If this substance absorbs moisture, it will be like a good wine mixed with impurities, and the flavor will change. Therefore, when storing, when keeping dry, when transporting, moisture-proof measures should also be taken. Moisture-proof packaging materials can be selected, such as sealed bags, moisture-proof cartons, etc., to prevent the intrusion of external moisture.
Third, the prevention of light cannot be ignored. Hidden fructose-1,6-diphosphate is more sensitive to light, and long-term light exposure may cause it to undergo photochemical reactions, resulting in poor quality. Just like a delicate flower is afraid of direct sunlight, it needs to be protected by a shelter. When storing, it is appropriate to use a dark container, and direct sunlight should also be avoided during transportation. Light-shielding packaging can be used, so that its quality can be maintained as before.
Fourth, the care of handling is related to safety. This substance is relatively delicate in nature. If it is violently vibrated, collided, or damaged during handling, it will affect its quality. Like glazed utensils, it needs to be handled with care. Handlers should exercise caution to ensure smooth transportation without the risk of bumps and collisions.

What are the effects of naphthalene-1,6-disulfonic acid on the environment and human health?

According to "Tiangong Kaiwu": There is a question today, saying: "What is the impact of atrazine-1,6-diacid on the environment and human health?" And listen to me in detail.
atrazine-1,6-diacid, if it is in the environment, its impact is quite complex. In the soil, it may change the chemical properties of the soil. If it is retained in large quantities, it may cause imbalance of soil nutrients, affect the absorption of nutrients by plant roots, and then hinder the growth of vegetation. In the water body, it can cause changes in water quality, or affect the living environment of aquatic organisms, causing changes in their population structure. Fish may be affected by water quality discomfort, and their growth and reproduction may be affected. In severe cases, some aquatic organisms may become extinct, disrupting the balance of water ecology.
As for human health, it should not be underestimated. If people are exposed to the environment containing atrazine-1,6-diacids for a long time, harmful substances enter the body through breathing, skin contact or accidental ingestion. Or irritate the respiratory tract, cause cough, asthma and other diseases, and damage lung function for a long time. Contact with the skin may cause allergies, redness, swelling, itching and other discomfort. If ingested by mistake, it may hurt the stomach, cause abdominal pain, diarrhea and other diseases. What's more, long-term accumulation may pose a risk of carcinogenesis and teratogenesis, endangering the human root. Therefore, the impact of atramide-1,6-diacid on the environment and human health cannot be ignored, and it should be handled with caution to prevent problems before they occur and ensure the well-being of the environment and the human body.