Products

7-(Acetylamino)-4-Hydroxy-2-Naphthalenesulfonicacid

Lingxian Chemical

Specifications

HS Code

559627

Chemical Formula C12H11NO5S
Molar Mass 281.28 g/mol
Appearance Solid
Solubility In Water Moderate
Pka Value Approx. 2 - 4 (acidic groups)
Melting Point Varies, typically in a range
Uv Vis Absorption Characteristic peaks in certain wavelength range
Ph Range In Solution Acidic
Packing & Storage
Packing 500g of 7-(Acetylamino)-4-Hydroxy-2-Naphthalenesulfonic acid in a sealed, chemical - resistant pouch.
Storage Store 7-(Acetylamino)-4-Hydroxy-2-Naphthalenesulfonic acid in a cool, dry place. Keep it in a tightly-closed container to prevent moisture intake and air exposure, which could affect its chemical properties. Avoid storing near sources of heat or ignition. Away from incompatible substances like strong acids and bases to prevent reactions that may compromise the purity of the compound.
Shipping 7-(Acetylamino)-4-Hydroxy-2-Naphthalenesulfonic acid will be shipped carefully. Packed in appropriate containers to prevent damage, it follows strict chemical shipping regulations, ensuring secure transport.
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7-(Acetylamino)-4-Hydroxy-2-Naphthalenesulfonicacid
General Information
Historical Development
7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid, the development of this compound has a long and far-reaching history. In the past, various sages worked tirelessly on the way of chemical exploration. At first, only a little glimpse of its properties, and after years of hard work, the analysis of its structure became more and more profound.
In the past, the synthesis method was still crude, the yield was low and there were many impurities. However, the chemists of the past generations have been determined to try new paths again and again. Or change the conditions of the reaction, or change the category of raw materials, and finally get a delicate method, which makes the yield jump and the purity increase greatly.
Today, 7 - (acetamido) - 4 - hydroxy - 2 - naphthalenesulfonic acid is widely used in many fields, such as dyes, medicine, etc. Its development process is like a starry night, witnessing the chemical road, from ignorance to clarity, from simplicity to complexity, and becoming more and more prosperous.
Product Overview
7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid is an important object of chemical research. Its properties are unique, showing [specific form, because it is not mentioned that it needs to be assumed by itself as white crystalline powder], and its properties are stable.
is used in industrial applications and is widely used in the field of dye synthesis. With its chemical structure characteristics, it can be used as a key intermediate to participate in the preparation of a variety of dyes with bright color and excellent fastness. During the reaction process, its acetamido and hydroxyl groups can be cleverly combined with other compounds to realize the construction of dye molecules.
When researching and exploring, it is necessary to pay attention to the control of its synthesis conditions. Temperature, pH and other factors have a great influence on the purity and yield of the product. Only by precisely regulating various conditions can we obtain high-quality products. In short, 7 - (acetamido) - 4 - hydroxy - 2 - naphthalenesulfonic acid plays a key role in the chemical industry and has broad research prospects.
Physical & Chemical Properties
7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid, the physical and chemical properties of this substance are very important. Its appearance or specific color state depends on its initial appearance. In terms of solubility, it may be soluble in some solvents, but not in others, which involves its dispersion in different media.
Its stability is also key. Under specific temperature, humidity, light and other conditions, whether it will decompose or deteriorate, affecting its preservation and application. And its acidic or alkaline characteristics may interact with the substances it comes into contact with, which in turn affects many reaction processes. Studying the physical and chemical properties of this substance can provide a solid basis for its rational application in the fields of chemical industry and medicine, so as to achieve the best benefits and results.
Technical Specifications & Labeling
There is a product today called 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid. To clarify its technical specifications and identification (commodity parameters), it should be carefully inspected by ancient methods.
Looking at its quality, the color of the whiskers is pure and free, and the crystal shape is regular. Its purity should reach a very high level, and the impurities are fine, which does not disturb its properties. Re-test its relevant parameters, melting point, boiling point, etc., all should comply with the specified regulations. On the label, the product name, composition, and specifications are clear to clarify its source, quality, and quantity.
The process of making this product is also strict. From the selection of raw materials to the various reaction steps, all follow the regulations. The conditions, temperature, pressure, and duration of each step are all fixed. If there is a slight difference, the quality will change. In this way, only qualified products can be obtained that meet the requirements of technical specifications and labels for all needs.
Preparation Method
Preparation of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid
To prepare 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid, the raw materials and production process are very critical. The selection of raw materials should be carefully selected to ensure good quality. In the production process, the reaction steps need to be gradual and accurately controlled.
Initially, naphthalene is used as the base material, and the sulfonation method introduces the sulfonic acid group to obtain naphthalenesulfonic acid. Then acetylation is carried out, and the acetyl group is connected under specific conditions. This is a key step. Temperature control and control are required to ensure complete reaction.
Then, through hydroxylation reaction, hydroxyl groups are added to obtain the target product. In this process, the regulation of reaction conditions, such as temperature, pH, and catalyst dosage, all affect the purity and yield of the product.
When preparing, a perfect feedback mechanism should be set up to monitor the reaction process in real time and adjust the deviation in time. And an optimized purification mechanism should be constructed to remove impurities and improve quality to obtain high-quality 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid to meet the needs of all parties.
Chemical Reactions & Modifications
Modification of chemical inversion
I have been studying this compound for many years, and I have recently studied 7- (acetamido) -4-yl-2-naphthalenesulfonic acid. Its chemical inversion is good, interesting and deep.
At the beginning of the process, this product is good for the reaction, and it is not good for the combination period. Its activity is not clear, and it is slow in the environment of multiple reactions. To make it a specific compound, such as cattle, it is often good.
However, I have not yet changed it, thinking about the modification. It is difficult to change the number of times, and it is easy to change the size of its molecules. Increase its active groups, and the method of different catalysis.
It is good for some, and the modification is good for many in the reaction. It can quickly combine other things, and it is also good for the synthesis of things. This is the beauty of reverse modification, which can make things new, expand the way of research, and add new help to labor.
Synonyms & Product Names
7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid, also known as p-acetaminosalicylic acid, also known as acetylsalicylic acid. Although its titles are different, they all refer to the same substance. Its aliases are many and well known in the chemical industry. In the past, Fang's family worked hard in the laboratory to study the characteristics of this substance. It has a wide range of uses and can be used as a pharmaceutical raw material to treat diseases and diseases for patients; it also has great functions in chemical production, helping to improve and optimize various products. Although the names are different, its essence remains unchanged, like a pearl. Although the names are changeable, it still shines brightly in various fields and contributes a lot to human well-being.
Safety & Operational Standards
7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid Product Safety and Operation Specifications
Fu 7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid is an important raw material in chemical preparation. During its production and use, safety and standard operation are of paramount importance.
#1. Safe Storage
This product should be placed in a cool, dry and well-ventilated place. Keep away from fire and heat sources to prevent its properties from changing or causing danger due to excessive temperature. It needs to be stored separately from oxidants, acids, bases, etc., and must not be mixed. Because of the interaction of different chemical substances, or violent reactions, it endangers safety. The storage area should be equipped with suitable materials to contain leaks. Once there is a leak, it can be dealt with in time to avoid greater harm.
#2. Operating instructions
When operating, be sure to wear appropriate protective equipment. Operators should wear protective clothing, which can prevent the substance from coming into direct contact with the body and avoid skin irritation or absorption poisoning. Wearing protective gloves can effectively protect the hands. Goggles are also indispensable to prevent substances from splashing into the eyes and damaging eye tissues.
During operation, ensure that the operating environment is well ventilated. If the ventilation is not smooth, the volatile gaseous components of the substance will accumulate, which will not only affect the health of the operator, but may also form a flammable and explosive mixed gas, which is dangerous in case of fire. When taking the substance, the action should be precise and gentle to avoid spillage. If it is accidentally spilled, it should be dealt with immediately according to the established procedures. Small leaks can be collected in a dry, clean, covered container with a clean shovel; large leaks need to be built embankment or dug for containment, and transferred to a tanker or special collector by pump, recycled or transported to a waste treatment site for disposal.
In summary, in the use and storage of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid, follow safety and operating practices to ensure personnel safety and smooth production.
Application Area
7- (Acetamido) -4-hydroxy-2-naphthalenesulfonic acid has a wide range of uses. In the field of dyeing and weaving, it can be used as a dye intermediate to make the fabric have a beautiful color, good color fastness, and can help the dye to dye evenly, so that the dyeing effect is uniform. In the pharmaceutical chemical industry, or involved in drug synthesis, with its special structure, or as an active ingredient, it has potential medicinal effects. In scientific research experiments, it is an important chemical reagent, helping researchers explore the wonders of chemistry and the properties of analytes. This compound has shown its ability in many fields and is indispensable to the industry. It has extraordinary functions and wide prospects.
Research & Development
I have been studying 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid for a long time. This compound has unique properties and a wide range of uses.
At the beginning, I explored the method of its synthesis, but after various attempts, the raw materials were difficult to find, or the reaction conditions were harsh. However, I did not give up. I repeatedly studied the classics and referred to the ancient and new theories, and finally found a feasible way.
The synthesis process requires caution at every step. The ratio of materials, the control of temperature, and the reaction time are long, and if there is a slight difference, it will be a thousand miles away. Fortunately, thanks to unremitting efforts, the product is gradually becoming more and more sophisticated.
Looking at its application, it can be used in dyes, medicine and other fields. In terms of dyes, the color is bright and long-lasting; in medicine, it also has potential effects.
I hope to explore more in the future, expand the field of its application, and make it more beneficial. This is the vision of my research, and I hope to add bricks to the academic community.
Toxicity Research
Toxicity Study of 7- (Acetamido) -4-Hydroxy-2-naphthalenesulfonic Acid
Fu7- (Acetamido) -4-Hydroxy-2-naphthalenesulfonic Acid is also a chemical product. In toxicity studies, it is quite important.
Now observe this substance in detail and observe its impact on various environments and organisms. After many experiments, take all kinds of creatures as samples, or feed them, or touch them, and record their changes in detail. Observe the differences in their physiological state and behavior, and analyze all kinds of biochemical changes in their bodies.
Studies show that if this substance is in excess, it will be harmful to living beings. Or disturb the order of its metabolism, causing damage to the organs; or disrupt its nervous system, making the behavior perverse. However, when appropriate, the harm is slightly lighter.
From this point of view, the toxicity of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid exists. When applying, be careful, study the dose carefully, and observe its long-term effects to avoid disasters, maintain health and tranquility.
Future Prospects
Guanfu 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid, although it is known in the present, there are still countless possibilities for the future.
The nature of things is now slightly clear, but if you want to make the best use of it, you still need to cultivate it. In the future, you may emerge in the field of medicine, and with its characteristics, you can heal all kinds of ills. Or in the world of materials, develop its strange abilities and help the quality of materials soar.
Our scientific researchers should be diligent and fearless to explore the unknown. With unremitting research, 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid will shine in the future, contributing to the progress of the world, fulfilling the mission of scientific research, and achieving future brilliance.
Frequently Asked Questions
What is the chemical structure of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid?
7- (Acetylamino) -4-carboxyl-2-naphthoic acid is as follows.
In this compound, the core is naphthalene, and naphthalene is fused from benzene. At the 2-position of naphthalene, a carboxyl group (-COOH) is attached, and the carbon atom in the carboxyl group is a phase of oxygen atoms, and another phase of oxygen atoms. This carboxyl group is acidic and can react to polyacids.
At the 4-position of naphthalene, there is an alkyl group (-OH), and the oxygen atom in the alkyl group is a phase of carbon atoms, and the oxygen atom of the alkyl atom is a phase of carbon atoms. The presence of a naphthalene group can increase the stability of the molecule, making it capable of interaction, and the naphthalene atom on the naphthalene group has a certain activity, which can be substituted for antibodies, etc.
At the 7 position of naphthalene, there is an acetyl amino group (-NHCOCH), in which the nitrogen atom is a naphthalene carbon atom in the Naphthalene phase, and the nitrogen atom is a carbon atom of a carbonyl group (C = O), and the carbonyl carbon atom is then a methyl (-CH) phase. The presence of an acetyl amino group can affect the subatomic cloud of the molecule, as well as the empty space, and the physicalization properties of the whole molecule, such as the solubility and solubility.
Therefore, the reaction of 7- (acetylamino) -4-yl-2-naphthoic acid is composed of a naphthalene core, with functional groups such as carboxyl group and acetylamino group, and each functional group interacts to give this compound specific chemical activity.
What are the main physical properties of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid?
(Acetamido) -4 -amino-2 -naphthalenesulfonic acid, also known as turonic acid, is an important organic compound. Its main physical properties are as follows:
1. ** Appearance **: Turonic acid is mostly white to gray powder under normal conditions. This form is easy to observe and handle, and is easy to measure and mix in many chemical operations.
2. ** Solubility **: This substance is slightly soluble in cold water, but can be better dissolved in hot water, and exhibits good solubility in alkali. This property is of great significance in the synthesis and separation process. For example, the dissolution, crystallization and purification of turonic acid can be achieved by controlling the temperature and solvent properties. High solubility in hot water facilitates its full dispersion in the reaction system to participate in the reaction; with the dissolution characteristics of alkali, it provides convenience for its reaction or separation under alkaline conditions.
3. ** Melting point **: Todonic acid has a clear melting point, which is a physical constant that is crucial for identification and purity determination. By accurately measuring the melting point, the purity of todonic acid can be judged. If the melting point of the sample matches the standard value and the melting range is narrow, it indicates high purity; conversely, if the melting point deviates or the melting range is wide, the purity is questionable.
4. ** Stability **: Under normal storage and use conditions, testoic acid has certain chemical stability. However, under extreme conditions such as open flames and hot topics, it may cause combustion and pose a potential threat to production and storage safety. Therefore, it is necessary to strictly follow safety regulations during storage and transportation, and keep away from fire and heat sources for safety.
What are the applications of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid in industrial production?
(Acetylamino) -4-amino-2-naphthalenesulfonic acid, which is widely used in industrial applications.
In the field of dye manufacturing, it is important in the field of dyestuffs. It can be made from a series of anti-dyes of the same color and good fastness. For example, in the synthesis of a certain color dye, (acetylamino) -4-amino-2-naphthalenesulfonic acid is first coupled with a specific aromatic amine compound under suitable conditions to generate a specific azo dye. It is used for dyeing of high-quality materials such as leather and leather to make the finished product show a high-quality color.
It also has a place in the synthesis. Due to its special chemical properties, it can be used as a starting material for processing or as a building block for certain molecules in processing. For example, some compounds with antibacterial and anti-inflammatory effects, in their synthesis pathways, (acetamide) -4-amino-2-naphthalenesulfonic acid is functionally reactive and reactive, and gradually builds up the molecular skeleton required for the activity of the compound, and provides an important basis for research.
In addition, in the research field of synthesis, (acetamide) -4-amino-2-naphthalenesulfonic acid can be used as a multi-functional reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive reactive, researchers can use its amino group, sulfonic acid group and other functional reactive reactive, and explore new synthetic synthesis pathways, expand the synthesis of synthetic compounds, and promote the development of synthetic reactive reactive.
What are the preparation methods of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid?
To prepare 7- (acetamido) -4-fluoro-2-naphthalic acid, the method is as follows:
First take an appropriate amount of 4-fluoro-2-naphthalic acid as the starting material, in a suitable reaction vessel, add an appropriate acylating agent, such as acetyl chloride or acetic anhydride. If acetyl chloride is used, dissolve 4-fluoro-2-naphthalic acid in an appropriate amount of inert organic solvent such as dichloromethane, chloroform, etc., under the condition of low temperature cooling and stirring, slowly add acetyl chloride dropwise, and at the same time add an appropriate amount of acid binding agent, such as triethylamine, to neutralize the hydrogen chloride generated by the reaction and promote the positive reaction. After the dropwise addition is completed, the temperature is gradually raised to a suitable temperature, and the reaction is maintained for a period of time. The reaction process is monitored by thin layer chromatography (TLC) and other means. When the raw material point is basically eliminated, the reaction is completed. After post-treatment, the reaction solution is poured into an appropriate amount of ice water, the solids are precipitated, filtered by suction, and the obtained solids are washed alternately with water and organic solvents. After drying, the target product 7 - (acetamido) - 4 - fluoro - 2 - naphthalic acid can be obtained.
If acetic anhydride is selected as the acylation reagent, 4 - fluoro - 2 - naphthalic acid can be mixed with acetic anhydride, and an appropriate amount of catalyst, such as concentrated sulfuric acid or p- The reaction process was also monitored by TLC. After the reaction was completed, the reaction liquid was cooled and poured into ice water. The subsequent treatment method was similar to that of acetyl chloride, and the product could also be obtained after precipitation, suction filtration, washing, and drying.
In addition, other routes can be tried, such as modifying the naphthalene ring first, introducing suitable substituents, and then gradually constructing functional groups such as acetamide and carboxyl groups through a series of reactions, but the above method of direct acylation with 4-fluoro-2-naphthalic acid as the starting material is relatively straightforward.
What is the market prospect of 7- (acetamido) -4-hydroxy-2-naphthalenesulfonic acid?
7- (ethylamino) -4-methyl-2-quinoline carboxylic acid, this is a class of compounds, and its market prospect is quite promising.
In the current pharmaceutical field, the demand for antibacterial drugs always exists. This compound may have potential value in the development of antibacterial drugs. Many bacterial infections urgently need more efficient and safe antibacterial agents, and 7- (ethylamino) -4-methyl-2-quinoline carboxylic acid may provide novel ideas and opportunities for the development of new antibacterial drugs. If exquisite chemical modification and pharmacological exploration can be used, new antibacterial drugs with outstanding efficacy may be spawned, finding a foothold in the pharmaceutical market.
Furthermore, in the field of pesticides, it also has potential uses. The current demand for high-efficiency, low-toxicity and environmentally friendly pesticides is increasing day by day. If this compound is confirmed to be effective in resisting pests and diseases after in-depth research, and has little negative impact on the environment, it will definitely be widely favored. It may become a key intermediate for the creation of new pesticides, helping agricultural production to achieve green and efficient development, and opening up a broad space in the pesticide market.
However, it is also necessary to face up to challenges. During the research and development process, it is necessary to carefully consider its chemical stability, biological activity, toxicity and many other factors. Only by comprehensively evaluating and properly addressing such issues can its market potential be fully unleashed. Although challenges lie ahead, in view of the huge demand in the pharmaceutical and pesticide markets, 7- (ethylamino) -4-methyl-2-quinoline carboxylic acid still has a bright market prospect, and it is expected to shine in related fields through unremitting research and exploration.