Disodium (3E)-5-{[(4-Methylphenyl)Sulfonyl]Amino}-4-Oxo-3-(2-Phenylhydrazinylidene)-3,4-Dihydronaphthalene-2,7-Disulfonate

This is a chemical substance named (3E) -5- {[ (4-methylphenyl) sulfonyl] amino} -4-oxo-3- (2-phenylhydrazinido) -3,4-dihydronaphthalene-2,7-disulfonate disodium. Looking at its name, it can be seen that this is an organic compound. From its structure naming, it can be inferred that it contains the basic structure of the naphthalene ring, which has been modified by many groups. Such as (4-methylphenyl) sulfonylamino in the 5 position, 2-phenylhydrazinido in the 3 position, oxygen in the 4 position, and a sulfonate in the 2 and 7 positions, and forms a disodium salt.
Such compounds may have important uses in the field of organic synthesis, or they can be used as intermediates in organic synthesis. With their specific structures, a variety of complex organic molecules can be derived through chemical transformation. In materials science, or due to unique electronic and spatial structures, materials are endowed with special properties, such as affecting the properties of materials such as light, electricity, and heat. In the field of drug research and development, their specific structures may interact with biological targets, have potential biological activities, or can be used to explore new drugs. However, in order to clarify their exact properties and uses, in-depth experimental research is needed, including physical and chemical properties determination, biological activity testing, etc., in order to fully explore their application potential.

This is a question about the chemical structure. The "Disodium (3E) -5- {[ (4-Methylphenyl) Sulfonyl] Amino} -4-Oxo-3- (2-Phenylhydrazinylidene) -3, 4-Dihydronaphthalene-2, 7-Disulfonate" is a rather complex organic compound named.
According to this name, its chemical structure can be gradually analyzed. "Disodium" indicates that the compound contains disodium cations, which implies that it is a salt. " (3E) " refers to the existence of a carbon-carbon double bond in the molecule, and the configuration is E-type, which is related to the spatial arrangement of groups on both sides of the double bond.
"5- {[ (4 - Methylphenyl) Sulfonyl] Amino}" indicates that there is a substituent at position 5 of the naphthalene ring. This substituent is composed of 4 - methylphenylsulfonyl and amino groups. "4 - Oxo" indicates that there is a carbonyl group at position 4 of the naphthalene ring, which has a great influence on the chemical properties of the compound.
"3- (2 - Phenylhydrazinylidene) " means that there is a 2 - phenylhydrazine fork at position 3, which adds unique reactivity to the compound. " 3,4-Dihydronaphthalene "determined that the parent nucleus is the structure of 3,4-dihydronaphthalene, which is the basic skeleton of the compound." 2,7-Disulfonate "indicates that there is a sulfonate anion at position 2 and position 7 of the naphthalene ring, which gives the compound a certain water solubility.
In summary, the chemical structure of this compound is complex, composed of disodium cation, 3,4-dihydronaphthalene parent nucleus containing a variety of substituents, etc. The interaction of each part determines its unique chemical and physical properties.

This is a compound called (3E) -5- {[ (4-methylphenyl) sulfonyl] amino} -4-oxo-3- (2-phenylhydrazinido) -3,4-dihydronaphthalene-2,7-disulfonate disodium salt. This compound has a wide range of uses and has its applications in many fields.
In the field of medical pharmaceuticals, it may have unique pharmacological activities. It may serve as a lead compound for pharmaceutical developers to further explore its effect on specific disease-related targets. After systematic research and modification, it is expected to develop new therapeutic drugs to combat diseases such as inflammation and tumors. For example, if it can precisely act on the specific signaling pathways of tumor cells and inhibit the proliferation of tumor cells, it may open up new avenues for cancer treatment.
In the field of materials science, it may exhibit specific optical or electrical properties. If its molecular structure gives it good photoelectric conversion properties, it can be used to prepare new photoelectric materials, such as in organic Light Emitting Diode (OLED), solar cells and other devices, to improve the performance and efficiency of such devices.
In the field of scientific research and experiments, it is often used as a special reagent. Researchers can use its unique structure and properties to explore specific chemical reaction mechanisms, or to analyze and detect other substances. In analytical chemistry, it can be used as a highly selective color developer for qualitative or quantitative detection of specific metal ions or organic compounds, enabling researchers to more accurately analyze the components of complex systems.

The method of preparing this (3E) -5- {[ (4-methylphenyl) sulfonyl] amino} -4 -oxo-3- (2-phenylhydrazinido) -3,4-dihydronaphthalene-2,7 -disulfonate disodium salt is quite complicated and can be achieved through a multi-step reaction.
In the first step, an appropriate naphthalene derivative is taken, and its structure is related to the naphthalene ring structure of the target product. Sulfonylamino is introduced at a specific position of this naphthalene derivative. In this step, a suitable sulfonylation reagent, such as p-methylbenzenesulfonyl chloride, needs to be selected. Under the catalysis of a base, the sulfonyl group reacts with the amino group in the naphthalene derivative to form a sulfonamide bond. The choice of base is crucial. Common bases such as pyridine and triethylamine depend on the specific conditions of the reaction and the activity of the substrate. The reaction temperature also needs to be finely regulated, usually between low temperature and room temperature to prevent side reactions from occurring. In the
second step, an oxo group is introduced at another specific position in the naphthalene ring, which is often achieved by an oxidation reaction. A suitable oxidizing agent, such as Jones reagent or Dice-Martin oxidizing agent, can be selected according to the characteristics of the substrate and the reaction environment. In the reaction process, the choice of solvent cannot be ignored. It is necessary to choose a solvent with good solubility between the substrate and the oxidant and does not interfere with the reaction, such as dichloromethane.
Another step is to form the (2-phenylhydrazine) structure. Using phenylhydrazine as raw material, the reaction with the modified naphthalene derivative under acidic or basic catalytic conditions prompts the condensation reaction between the carbonyl group and the hydrazine to form a carbon-nitrogen double bond, that is, the (2-phenylhydrazine) part of the target product. The control of catalytic conditions is crucial, and either peracid or perbase may affect the reaction rate and product selectivity.
At the end of the step, disulfonate ions are introduced and sodium salts are formed. Sulfonating reagents such as concentrated sulfuric acid or chlorosulfonic acid are used to make the naphthalene ring sulfonate at a specific position, and then treated with alkali metal hydroxide (such as sodium hydroxide) to form disodium disulfonate. The sulfonation reaction should pay attention to the reaction temperature and time to avoid excessive sulfonation.
After each step of the reaction is completed, it needs to be separated and purified, such as column chromatography, recrystallization, etc., to remove impurities and obtain high-purity (3E) -5- {[ (4-methylphenyl) sulfonyl] amino} -4 -oxo-3- (2-phenylhydrazido) -3,4-dihydronaphthalene-2,7-disulfonate disodium salt.

This is a dioxo-3- (3E) -5- {[ (4-methylphenyl) sulfonyl] amino} -4-oxo-3- (2-phenylhydrazinido) -3,4-dioxynaphthalene-2,7-disulfonic acid. Its physicality is important, and I will explain it.
In terms of solubility, the solubility of this substance in water is multi-factorial. Generally speaking, the presence of sulfonic acid groups makes this substance have a certain degree of water solubility, or can have a certain solubility in water. The presence of Ranfang and other groups, or its solubility is affected. If the acidity of the environment in water is different, it will also change its solubility.
Its melting is also an important physical property. The melting of the compound is closely related to the molecular force. In this compound, the interactions such as the Vander force and the Vander force jointly determine the melting. The π-π stacking effect of the aromatics, as well as the action of the sulfonamide group and the sulfonic acid group, all have a melting effect. If the molecules are arranged in an orderly manner, the interaction will be high, and the melting will be high.
Qualitatively, the phase of benzene is fixed, but the hydrazine group it contains may have a certain reaction activity due to the presence of solitons on the nitrogen atom. In case of oxidation, the hydrazine group may be partially oxidized, and the hydrazine group may be easily oxidized, and the hydrazine group may be damaged. The sulfonic acid group is fixed in the phase, but in the environment of acid, or in the context of hydrolysis and other reactions, resulting in molecular transformation.
The chromaticity of this substance is unknown, or there is a common system in its molecules. The common system formed by the common system and the aromatic system can absorb the light of a specific wave and show a specific color. Its color needs to be determined, but the higher the degree of common, the absorption light will shift to the specific wave, or the color will be deepened.

This is a chemistry-related question composed of specific codes and complex expressions, which needs to be parsed and answered in classical Chinese form. However, the code parts such as "% 283E% 29" are speculated to be garbled or specially coded expressions, and it is difficult to directly interpret their exact chemical meaning. The chemical groups such as "amino, phenyl, carboxyl" are more clear. The following attempts to reply to this question in classical Chinese form with reasonable speculation.
Looking at this question, it seems to be the composition of a chemical substance. It contains a variety of groups, such as " (4-aminophenyl) hydroxycarboxyl group", and after several steps of oxidation and elimination, the product is "3,4-dioxythiophene-2,7-dihydroxydicubber".
covers this substance, or is involved in the field of organic synthesis. The initial reactant has a structure in which the amino phenyl group is connected to the hydroxycarboxyl group. In this structure, the amino group is basic, the phenyl group has conjugated stabilization, and the hydroxycarboxyl group also has unique chemical activity. After the elimination step, one group is removed, and then oxidized, or the valence state of the elements is changed, and the electron cloud distribution is adjusted.
As for the product "3,4-dioxythiophene-2,7-dihydroxydicumber", it may have unique physical and chemical properties. The thiophene ring is a five-membered heterocycle with aromatic properties, and the dioxygen is substituted at the 3,4 position, which may affect its electron cloud density and reactivity. The 2,7-bit bishydroxyl group can participate in the formation of hydrogen bonds, which affects the solubility of substances and intermolecular forces. And dicumber is combined with it, or forms a complex structure, which makes the overall properties more complex. Or in the field of materials science, it can be used as a raw material for special functional materials, because of its structural characteristics, or has special properties such as photoelectric activity and catalytic activity.

"Tiangong Kaiwu" is a scientific and technological masterpiece written by Song Yingxing in the Ming Dynasty, which records many technological technologies and production experiences in classical Chinese. Today, I respond to inquiries in a similar style:
(3E) objects are quite complicated in the way of using the world. First of all, in the industry of smelting, or it can help the essence of melting and casting, so that the utensils can be better formed and have a better texture. Cover (4-aminophenyl) pyridyl groups and the like can stabilize their reaction states and control the order of their changes, resulting in a solid and durable tool.
Furthermore, in the art of dyeing, the genus (2-phenylindolyl), or can be used as a mordant dye agent, so that the color is firm and not easy to fade, the color is bright and lasting, and the dyed thing is dazzling. On top of silk embroidery, it increases its brilliance.
As for 3,4-dihydroxybenzoic acid, in the process of pharmacy, it can become the basis of pharmaceuticals, help the development of medicinal power, heal various diseases, and is a wonderful material for apricot groves. And 2,7-dihydroxybenzophenone, in the method of sun protection, can block the burning of the hot sun and protect the skin under ultraviolet light, making it a good choice for skin care.
All of these are the functions of (3E) and its related groups. They are unique in their work, medicine, and daily care. They are used by the world, benefit the common people, make all karma prosperous, and benefit people's livelihood. They are the fruits of the blending of nature and wisdom. They should be well studied and used to promote the progress of all things.

(3E) -5- {[ (4-methylphenyl) sulfonyl] acetamide} -4-oxidized-3- (2-phenylthiazolyl) -3,4-dihydroquinoline-2,7-disulfonate disodium salt, the physical and chemical properties of this compound are as follows:
This compound is mostly in solid form and has different solubility in different solvents. In polar organic solvents such as dimethyl sulfoxide (DMSO) and N, N-dimethylformamide (DMF), it exhibits good solubility due to the strong interaction between molecules and solvents; while in non-polar organic solvents such as n-hexane and toluene, the solubility is poor due to the weak interaction between molecules and solvents.
Its stability is relatively good under normal conditions, however, if it is in a strong acid, strong base environment, or under high temperature and high humidity conditions, chemical reactions may occur, which may lead to structural changes. In a strong acid environment, some chemical bonds in its molecules may be broken due to protonation; in a strong base environment, reactions such as hydrolysis may occur. The melting point and boiling point of
compounds are of great significance for their identification and purification. By accurately measuring the melting point and boiling point, the purity of the compound can be judged. Generally speaking, the higher the purity, the narrower the melting point range, and the closer the boiling point is to the theoretical value. In addition, the compound may have certain hygroscopicity, which will affect its storage and use. When storing, attention should be paid to moisture protection.
Its density, refractive index and other physical properties will also provide key information for the identification and quality control of compounds. In practical applications and research processes, the accurate determination of these physicochemical properties is of great value for understanding the properties of compounds and their applications in different fields.

"Tiangong Kaiwu" is a scientific and technological masterpiece written by Song Yingxing in the Ming Dynasty. However, the chemical symbols and professional terms in it are difficult to express directly in ancient Chinese, so it is explained in vernacular according to modern chemical knowledge to conform to the interest of ancient Chinese.
To prepare (3E) -5 - {[ (4-methylbenzyl) sulfonyl] amino} -4 -oxo-3- (2-benzylthiazole-4-yl) -3,4-dihydropyrimidine-2,7-dione, the following method can be used.
First take an appropriate amount of raw materials containing methyl benzyl, and after a specific sulfonation reaction, connect methyl benzyl to sulfonyl to obtain the structural unit of [ (4-methylbenzyl) sulfonyl]. This step requires controlling the reaction temperature and time to make the reaction sufficient and less side reactions.
Mix this product with thiazolyl-containing raw materials in a suitable solvent, add an appropriate catalyst to promote the condensation reaction, and let [ (4-methylbenzyl) sulfonyl] be connected to 2-benzylthiazole-4-yl. This process requires careful selection of solvents and catalysts to improve reaction efficiency and product purity.
The condensation product is cyclized again, and the molecule is cyclized under specific conditions to form the basic skeleton of pyrimidinedione. The conditions in this step are harsh, and factors such as temperature and pH all affect the cyclization effect and product structure.
Subsequent modification reactions such as oxidation, an oxo group is introduced to precisely regulate the functional group of the product to achieve the target product (3E) -5 - {[ (4-methylbenzyl) sulfonyl] amino} -4 -oxo-3- (2-benzylthiazole-4-yl) -3,4-dihydropyrimidine-2,7-dione synthesis. After each step of the reaction, it needs to be separated and purified to ensure the purity of the product and provide high-quality raw materials for the next step of the reaction. In this way, the compound can be obtained through careful operation in multiple steps.

When using (3E) -5- {[ (4-methylbenzyl) sulfonyl] amino} -4-oxo-3- (2-benzylthiazole-5-yl) -3,4-dihydropyrimidine-2,7-dione, pay attention to the following numbers:
First, this compound has a specific chemical structure and activity, and it is necessary to follow strict experimental procedures and safety guidelines when operating. Because the raw materials and reagents used in organic synthesis are toxic, corrosive or flammable and explosive. For example, some organic solvents, such as ether and acetone, are not only highly flammable, but their vapor and air may also form explosive mixtures. Therefore, it is necessary to ensure good ventilation in the experimental field to prevent open flames and static electricity to prevent fire and explosion accidents.
Second, the reaction conditions of this compound are quite critical. Factors such as temperature, reaction time, and the proportion of reactants can all affect the yield and purity of the reaction. For example, too high temperature may trigger side reactions, resulting in impure products; too low temperature may cause the reaction rate to be too slow and time-consuming. Therefore, it is necessary to strictly control the reaction conditions according to the specific characteristics of the reaction, with the help of accurate temperature control equipment and timing devices, and find the best reaction parameters through experimental exploration and optimization.
Third, the separation and purification of the product cannot be ignored. After the reaction is completed, there are often unreacted raw materials, by-products and solvents and other impurities in the system. Appropriate separation methods, such as column chromatography, recrystallization, etc., are required to obtain high-purity target products. In the column chromatography process, appropriate stationary and mobile phases should be selected to control the elution speed; when recrystallization, appropriate solvents should be selected, and factors such as solvent dosage and cooling rate should be paid attention to to to ensure the purity and collection rate of the product.
Fourth, since the compound may be used in medicine, materials and other fields, it is particularly important for its quality control. A variety of analytical methods, such as nuclear magnetic resonance (NMR), mass spectrometry (MS), high performance liquid chromatography (HPLC), etc. are required to accurately characterize and determine the structure and purity of the product to ensure that it meets the relevant Quality Standards and application requirements.

"Tiangong Kaiwu" is a great achievement of ancient science and technology. Today, according to its literary style, it answers your question about the chemical structure with ancient texts.
(3E) -5- {[ (4-methylbenzyl) sulfinyl] ethyl} -4-oxo-3- (2-furanoyl) -3,4-dihydroquinoline-2,7-disulfonate dipotassium salt. This compound has a complex structure and needs to be analyzed one by one.
Its main body is a derivative of quinoline, and the quinoline ring has a specific conjugated system, giving it unique chemical activity. At the 4th position, the presence of the oxo group changes the electron cloud distribution of the compound, affecting its reactivity and physical properties.
The 5th position is connected by {[ (4-methylbenzyl) sulfinyl] ethyl} structure, methyl benzyl provides hydrophobic groups, sulfinyl contains sulfur-oxygen double bonds, increasing polarity and reaction check point, ethyl is the connection bridge, so that this part is connected to the quinoline ring.
The 3-position (2-furanoyl), the conjugation properties of the furan ring and the activity of the formyl group further enrich the chemical properties of the compound and affect its interaction with other substances.
2,7-bissulfonic acid dipotassium salt, the sulfonic acid group endows the compound with good water solubility, potassium ions form salts with it, stabilize the structure, and also affect its behavior in solution.
In this way, the structure of each part interacts to build the unique chemical structure and properties of this complex compound.

(3E) -5- {[ (4-methylbenzyl) chlorobenzyl] oxy} -4-oxo-3- (2-phenylpropiynyl) -3,4-dihydropyrimidine-2,7-diketone, this compound has a wide range of common uses.
In the field of medicine, it shows potential biological activity. Due to its unique chemical structure, some compounds containing similar structures have been confirmed to have certain anti-tumor activity. By affecting the physiological processes such as proliferation and apoptosis of tumor cells, it is expected to become a key intermediate for the development of new anti-tumor drugs. For example, in vitro experiments targeting some specific cancer cell lines, compounds with similar structures can effectively inhibit the growth of cancer cells, providing a new direction for cancer treatment.
In terms of materials science, it can be used to prepare organic materials with special properties. With the help of various functional groups in its structure, it can be combined or modified with other organic or inorganic materials. For example, after binding with a polymer, it is possible to change the optical and electrical properties of the polymer, so that it can find applications in optoelectronic devices, such as organic Light Emitting Diode (OLED), sensors and other fields. Through rational design and modification, it is expected to improve the properties of the material and meet the needs of use in different scenarios.
In organic synthetic chemistry, this compound is an important synthetic building block. Its complex and unique structure provides a basis for the construction of more complex organic molecules. Chemists can use the reactivity of its functional groups to further derive a series of organic compounds with different functions and structures through various organic reactions, such as nucleophilic substitution, addition reaction, etc., enriching the library of organic compounds and promoting the development of organic synthetic chemistry.

(3E) is complex in nature and involves the change of many groups. I will describe it in ancient words in the state of "Tiangong Kaiwu".
One of these products is related to "5- {[ (4-methylbenzyl) cyano] ethoxy} -4-oxo-3- (2-furanoyl) -3,4-dihydroquinoline-2,7-dicarboxylate dicobalt". This is a delicate structure, and its physical properties are quite elusive.
In terms of its shape, it often takes a specific shape, either crystalline or powder shape, depending on the environment and preparation method. Viewing its color, or the obvious light color, or with a little color, is determined by its internal structure and molecular arrangement.
Its melting boiling point is also an important physical property. When melting, a specific temperature is required, the intermolecular force gradually weakens, the order of the lattice is gradually disordered, and it begins to be a liquid state; when boiling, the temperature is higher, and the molecules can escape from the liquid phase and become a gaseous state. The value of this temperature is closely related to the interaction between molecules and the characteristics of groups.
The solubility cannot be ignored. In water, it is either slightly soluble or insoluble due to the difference in polarity of the groups it contains. Those with more polar groups have slightly better compatibility with water; those with more non-polar groups tend to prefer organic solvents. For example, in alcohol solvents, the dissolution performance varies according to the length of the carbon chain of the alcohol and the strength of the polarity.
Density is also one of the characteristics. Its value reflects the density of the molecular packing, which is related to the size and arrangement of the molecules. Compact structure, small intermolecular voids, greater density; vice versa.
The physical properties of this substance are all derived from its complex structure, and each group interacts with each other, causing it to exhibit a unique state in the world. It is used in many fields such as chemical industry and medicine, and can be used to produce various useful materials by virtue of its physical properties, for the benefit of the world.

In the production process of (3E) -5- {[ (4-aminopyridine) pyrimidinyl} -4-oxo-3- (2-pyridinecarboxyl) -3,4-dihydroquinazole-2,7-dione, many key matters need to be paid attention to.
The first priority is the quality control of raw materials. The purity and quality of raw materials have a profound impact on the quality and yield of products. For raw materials such as 4-aminopyridine, its purity must be strictly tested to prevent impurities from mixing into the reaction system, interfering with the reaction process and reducing the quality of the product.
Precise regulation of reaction conditions cannot be ignored. In terms of temperature, reactions at different stages have strict temperature requirements, and slight deviations may cause changes in reaction rates and even lead to side reactions. For example, high temperatures may promote the breaking or rearrangement of certain chemical bonds, generating unnecessary by-products. Pressure conditions are also critical, and specific reactions can be carried out efficiently under suitable pressure. Too high or too low pressure may have an adverse effect on the direction and rate of the reaction. The reaction time also needs to be precisely controlled. If the time is too short, the reaction may be incomplete and the yield will be reduced. If the time is too long, it may cause an overreaction, which also affects the purity and yield of the product.
The choice of reaction solvent is crucial. A suitable solvent can not only dissolve the reactants, but also affect the activity and selectivity of the reaction. Certain solvents may interact with the reactants to change the path or rate of the reaction. Therefore, the reaction solvent should be carefully selected according to the characteristics of the reaction and the solubility of the reactants.
In addition, stirring during the reaction is also quite important. Good stirring can ensure that the reactants are fully mixed, so that the reaction is carried out evenly, and the local concentration is avoided to be too high or too low, thereby improving the consistency of the reaction efficiency and the product.
Post-processing steps should also not be ignored. The separation and purification of the product are directly related to the quality of the final product. In the separation process, appropriate methods should be selected, such as filtration, extraction, distillation, etc., to effectively separate the product from by-products, solvents and unreacted raw materials. In the purification stage, recrystallization, chromatographic separation and other means can be used to further improve the purity of the product.

(3E) involves the matter, in the current market situation, its prospects are quite complex.
Here "5- {[ (4-aminobenzyl) shows cyanyl] urea} -4-oxo-3- (2-benzyloxycarbonyl) -3,4-dihydropyrimidine-2,7-diketone dipotassium salt" is a fine product in the field of chemistry. In today's market, its application direction is diverse, and the influencing factors are complex.
Looking at the demand side first, in the field of pharmaceutical research and development, because the development of some cutting-edge drugs relies heavily on compounds with specific structures, this substance may provide key intermediates for drug synthesis due to its unique chemical composition, so there is a certain demand in innovative drug research and development enterprises. However, the research and development process of new drugs is long and uncertain, and many R & D projects may fail due to factors such as technical bottlenecks and capital outages, resulting in fluctuating demand for this substance.
Then look at the supply side. The synthesis steps are complicated, involving multi-step reactions and fine operations, and strict control requirements for reaction conditions. It is not easy to obtain raw materials, and some raw materials may be unstable due to origin restrictions and complex production processes. In addition, the synthesis process requires professional technicians and high-end equipment, which restricts many small and medium-sized chemical companies from getting involved, resulting in the overall market supply being relatively concentrated in a small number of companies with strong technical and financial strength.
At the level of competition, large chemical companies take the lead in cost control and product quality by virtue of their economies of scale and technological advantages. However, if emerging scientific research institutions or enterprises can make breakthroughs and innovations in the synthesis process, they may also quickly seize part of the market share.
Overall, the market prospects of (3E) related substances have potential, but they face many challenges. Only by paying close attention to the dynamics of pharmaceutical research and development, continuously optimizing the synthesis process, and strengthening supply chain management can they seek development in the unpredictable market.