Sodium 4-{3-Methyl-5-Oxo-4-[(E)-Phenyldiazenyl]-4,5-Dihydro-1H-Pyrazol-1-Yl}Benzenesulfonate

This is the naming of an organic compound. To clarify its chemical structure, it is necessary to analyze it according to the naming rules. "Sodium" is sodium, indicating that this compound is a sodium salt. "4 - {3 - Methyl - 5 - Oxo - 4 - [ (E) - Phenyldiazenyl] - 4,5 - Dihydro - 1H - Pyrazol - 1 - Yl} Benzenesulfonate" part, when analyzed step by step.
"Benzenesulfonate", this is the benzenesulfonate radical group, which is connected with a benzene ring and a sulfonic acid group (-SO 🥰), and the oxygen atom in the sulfonic acid group can be combined with sodium ions to form a salt. " 4 - {...} "indicates that the group in parentheses is connected at the 4th position of the benzene ring of benzenesulfonate.
In parentheses" 3 - Methyl - 5 - Oxo - 4 - [ (E) - Phenyldiazenyl] - 4,5 - Dihydro - 1H - Pyrazol - 1 - Yl "," 1H - Pyrazol - 1 - Yl "is a pyrazolyl, indicating that there is a five-membered heterocycle containing two adjacent nitrogen atoms, and the nitrogen atom at the 1st position participates in bonding to the 4th position of the benzene ring." 4,5-Dihydro "indicates that the 4 and 5 positions of the pyrazole ring are in the state after double bond hydrogenation." 5-Oxo "means that the 5 position has a carbonyl group (C = O)." 3-Methyl "indicates that the 3 position is connected with a methyl group (-CH 🥰)." 4 - [ (E) - Phenyldiazenyl] "," Phenyldiazenyl "is a phenazo group, that is, the phenyl ring is connected to an azo group (-N = N-), and is connected to the 4 position of the pyrazole ring in the (E) configuration.
In summary, the chemical structure of this compound is: the benzene ring of benzenesulfonate is connected to a modified pyrazolyl group at the 4th position, the pyrazolyl ring has methyl group at the 3rd position, carbonyl group at the 5th position, and phenazo group at the 4th position with (E) configuration, and exists as a sodium salt as a whole.

Sodium-4- {3-methyl-5-oxo-4- [ (E) -phenyldiazenyl] -4,5-dihydro-1H-pyrazole-1-yl} benzenesulfonate, which has a wide range of uses and is of important value in the fields of medicine, materials and scientific research.
In the field of medicine, it is often used as a drug intermediate. Due to its unique structure, more complex drug molecular structures can be constructed by organic synthesis and specific reactions. By ingeniously reacting with other compounds, drugs can be given specific pharmacological activities, such as antibacterial, anti-inflammatory, anti-tumor, etc., to help create new drugs with good curative effect and small side effects.
In the field of materials, it can participate in the preparation of functional materials. When combined with polymer materials, it can improve the properties of materials, such as improving the stability, conductivity or optical properties of materials. Or it can play a role in the preparation of intelligent responsive materials, enabling materials to respond to external stimuli, such as temperature, pH value, light, etc., thereby expanding the application of materials in many fields, such as sensors, drug controlled release carriers, etc.
In the field of scientific research, it is often used as a reagent for chemical research. It can be used to explore the mechanism of organic reactions, observe the reaction process and products by participating in specific reactions, and help researchers clarify the reaction path and law. It can also provide a foundation for the development of new catalysts. After studying its structure modification and properties, high-efficiency and highly selective catalysts can be created to promote the development of organic synthetic chemistry.
This compound plays a key role in modern chemistry-related fields. With the continuous progress of science and technology, its application prospects are expected to be further expanded.

Sodium-4- {3-methyl-5-oxo-4- [ (E) -phenyldiazenyl] -4,5-dihydro-1H-pyrazole-1-yl} benzenesulfonate, which is an organic compound. Its physical properties are quite important, related to its application in various fields.
Looking at its properties, under normal temperature and pressure, it is mostly in a solid form. Due to the relatively strong intermolecular forces, it has a certain stability and fixed shape. Its melting point, after rigorous determination, can reach a certain value. This value is the inherent property of the compound and is of great significance in identification and purification. When the temperature rises to the melting point, the molecule is energized enough to overcome the lattice binding, and then it melts from the solid state to the liquid state.
In terms of solubility, the compound behaves differently in different solvents. In water, because the benzenesulfonate salt is partially hydrophilic, it can cause a certain degree of dissolution. However, due to the hydrophobic pyrazole and phenyl structure in the molecule, the solubility may be limited. In organic solvents such as ethanol and acetone, due to the similar miscibility principle, the dissolution situation varies according to the degree of matching between the polarity of the solvent and the molecular structure.
Again, density, which is the mass per unit volume of a substance, and the density of the compound is also a specific value. This characteristic is crucial in industrial production involving material measurement, storage and transportation.
In addition, the color state of the compound is often white or off-white, and this appearance characteristic can be used as a reference for preliminary identification and quality judgment. Its stability also needs to be considered. Under specific temperature, humidity and light conditions, or due to the activity of certain groups in the molecular structure, such as diazenyl groups or reactions such as decomposition caused by factors such as light, the properties of the compound are affected.
In summary, the physical properties of sodium-4- {3-methyl-5-oxo-4- [ (E) -phenyldiazenyl] -4,5-dihydro-1H-pyrazole-1-yl} benzenesulfonate are rich and diverse, and are of great value in chemical research and industrial production. It needs to be explored and grasped in detail.

There are various ways to prepare sodium 4- {3-methyl-5-oxo-4- [ (E) -phenyldiazo] -4,5-dihydro-1H-pyrazole-1-yl} benzenesulfonate.
First, it can be obtained from the starting material through a multi-step reaction. First, take a suitable 3-methyl-5-oxo-4,5-dihydro-1H-pyrazole derivative and react it with a reagent containing phenyl diazo to construct the key 4- [ (E) -phenyldiazo] -4,5-dihydro-1H-pyrazole structure. This step requires attention to the precise control of reaction conditions, such as temperature, pH and reactant ratio, to ensure the high efficiency and selectivity of the reaction. After that, the obtained product is reacted with benzenesulfonic acid reagents, and the benzenesulfonic acid group is introduced, and the final sodium salination step is taken to obtain the target 4- {3-methyl-5-oxo-4- [ (E) -phenyldiazo] -4,5-dihydro-1H-pyrazole-1-yl} benzenesulfonic acid sodium salt.
Second, another strategy may be adopted. The benzenesulfonic acid salt containing a specific substituent is prepared first, and then the coupling with a suitable pyrazole derivative is achieved through a series of reactions. In this process, the feasibility and yield of each step of the reaction must also be carefully considered. In the regulation of reaction conditions, do not be slack, and strive to achieve the desired effect in each step of the reaction, and then smoothly synthesize the target product.
These two methods have their own advantages and disadvantages. If you want to practice them, you should consider the actual situation, such as the availability of raw materials, the difficulty of the reaction, cost considerations, etc., comprehensively weigh and choose the good one to use, and then you can achieve the purpose of efficient synthesis of this compound.

I look at this "Sodium + 4 - {3 - Methyl - 5 - Oxo - 4 - [ (E) - Phenyldiazenyl] - 4,5 - Dihydro - 1H - Pyrazol - 1 - Yl} Benzenesulfonate", which is a chemical substance. To know its safety, you need to check all kinds of relevant information.
In the field of chemistry, to know the safety of a substance, the first thing to consider is its chemical structure. Looking at this structure, it contains a specific group combination. 3-Methyl-5-oxo-4- [ (E) -phenylhydrazine] -4,5-dihydro-1H-pyrazole-1-yl, which is connected to the benzenesulfonic acid group. Such structures may affect their physical and chemical properties, which in turn is related to safety.
In terms of toxicity, many studies need to be referred to. However, I do not know the extensive research status of this substance. If it contains nitrogen-nitrogen double bonds, such as hydrazine-based structures, it may be potentially toxic. Some substances containing such structures may have mutagenic and carcinogenic risks. However, it is difficult to determine the structure only, and experimental data are needed to support it.
Furthermore, its behavior in the environment is also safe. If it is discharged into the environment, its degradability and bioaccumulation need to be considered. If it is difficult to degrade, or accumulates in the environment, it is harmful to the ecology. If it is easy to bioaccumulate, pass through the food chain, or endanger higher organisms, including humans.
In addition, the contact method during use is also heavy. If it is solid, it inhales dust or causes respiratory irritation. If it is a solution, it comes into contact with the skin, eyes, or irritates and corrodes.
In summary, in order to confirm the safety of "Sodium + 4 - {3 - Methyl - 5 - Oxo - 4 - [ (E) - Phenyldiazenyl] - 4,5 - Dihydro - 1H - Pyrazol - 1 - Yl} Benzenesulfonate", more experimental studies are needed to explore its toxicity, environmental behavior and exposure hazards, so as to fully understand and use it properly to ensure human and environmental safety.