Calcium Bis{2-[(2Z)-2-(2-Oxonaphthalen-1(2H)-Ylidene)Hydrazinyl]Naphthalene-1-Sulfonate}

This is a question about the chemical structure of "Calcium Bis {2- [ (2Z) -2- (2-Oxonaphthalen-1 (2H) -Ylidene) Hydrazinyl] Naphthalene-1-Sulfonate}". The name of this compound is complex and consists of multiple parts. "Calcium" is calcium, indicating that this compound contains calcium ions. "Bis" means two, implying that there are two subsequent groups.
"{2- [ (2Z) -2- (2-Oxonaphthalen-1 (2H) -Ylidene) Hydrazinyl] Naphthalene-1-Sulfonate}" This part is based on the naphthalene ring. There is a sulfonic acid group attached to the naphthalene ring at 1 position, and this sulfonic acid group is related to calcium ions. At the same time, the 2-position of the naphthalene ring is connected by a specific structure. In " (2Z) -2- (2-Oxonaphthalen-1 (2H) -Ylidene) Hydrazinyl", another naphthalene ring structure is involved. The 2-position of the naphthalene ring has a carbonyl group, forming an enone structure, and is connected to the main naphthalene ring through a hydrazinyl group. In the overall structure, there are two such complex structures combined with calcium ions. In this way, the structure of this compound is formed by combining calcium ions with two specific naphthalene ring sulfonate derivatives, exhibiting a unique chemical structure.

Calcium + bis {2- [ (2Z) -2 - (2-oxynaphthalene-1 (2H) -subunit) hydrazinyl] naphthalene-1-sulfonate}, which is a rather complex chemical substance. Its physical properties are as follows:
Looking at its morphology, under normal temperature and pressure, it may be in a solid state, or in powder form, because it contains complex organic groups, and the intermolecular interaction causes the structure to be compact, so it is quite possible to form a powder.
When it comes to color, in view of the existence of naphthalene ring structure and related substituents, it may have a certain conjugate system, or it may be light yellow to orange yellow. The conjugated system can absorb visible light of a specific wavelength, and then exhibit such colors.
As for solubility, the molecule contains a sulfonic acid group, which is hydrophilic, so the substance may have a certain solubility in water. However, the molecule also contains large hydrophobic parts such as naphthalene rings, so the solubility in non-polar organic solvents such as benzene and carbon tetrachloride may be very small.
When it comes to melting point, complex molecular structures and intermolecular interactions, such as hydrogen bonds, van der Waals forces, etc., make its melting point higher. The specific value is difficult to explain precisely because accurate determination requires professional experiments. However, it can be speculated that the melting point may be significantly higher than that of common simple organic compounds due to complex intermolecular forces. The density of
is also affected by the molecular structure and packing mode. Due to the relatively dense groups containing naphthalene rings, the overall density may be higher than that of water, and the exact value needs to be determined accurately by experiments.

Calcium-bis {2- [ (2Z) -2 - (2-oxynaphthalene-1 (2H) -subunit) hydrazine] naphthalene-1-sulfonate}, which is a rather complex chemical substance. Its chemical properties are unique and diverse.
First, because the structure contains sulfonic acid groups, it has a certain water solubility. The sulfonic acid group is a hydrophilic group, which can partially dissolve the substance in water. This property is critical in many aqueous chemical reactions or applications.
Furthermore, the structure of the cyclic naphthalene in the molecule gives it certain stability and conjugation effect. As an aromatic system, the naphthalene ring has a wide distribution of conjugated π electron clouds, which can enhance the stability of molecules. At the same time, it will also affect its spectral properties, such as absorption or emission characteristics at specific wavelengths, or can be used in the field of spectral analysis.
The hydrazine group in its structure has certain reactivity. Hydrazine groups can participate in a variety of chemical reactions, such as condensation reactions with alters and ketones to form hydrazone compounds. This property may be used in organic synthesis to construct more complex molecular structures.
In addition, the presence of calcium in the substance will also affect its overall properties. The existence of calcium salts may change the solubility and stability of substances, or play a unique role in some biological systems or material applications. For example, in some biomineralization simulation systems, calcium salts may partially participate in the formation of specific mineral structures.
In summary, calcium-bis {2- [ (2Z) -2 - (2-oxynaphthalene-1 (2H) -subunit) hydrazine] naphthalene-1 -sulfonate} has potential research and application value in various fields such as chemistry, materials, and biology due to its unique molecular structure.

Calcium bi {2 - [ (2Z) -2 - (2 -oxynaphthalene-1 (2H) -subunit) hydrazinyl] naphthalene-1 -sulfonate} This product has a wide range of uses. In the printing and dyeing industry, it can be used as a mordant to help the dye firmly adhere to the fabric, making the color brighter and longer lasting, and it is difficult to fade after many washes. In the field of papermaking, it can optimize the performance of paper, enhance the strength and water resistance of paper, and make the quality of paper products better. After its treatment, such as writing paper and packaging paper, the quality can be improved. In the field of medicine and chemical industry, it may participate in some drug synthesis. By virtue of its own chemical properties, it plays a key role in the shaping of drug molecular structure and activity regulation, and provides assistance for the development and production of new drugs. In the preparation of some special materials, it can act as an additive to improve the physical and chemical properties of materials, such as improving material stability and flexibility, and promoting the optimization and innovation of special material properties. In summary, calcium bis {2 - [ (2Z) -2 - (2 -oxynaphthalene-1 (2H) -subunit) hydrazine] naphthalene-1 -sulfonate} plays an important role in many industries and contributes a lot to the development and progress of various industries.

To prepare calcium bis {2- [ (2Z) -2 - (2-oxynaphthalene-1 (2H) -subunit) hydrazine] naphthalene-1-sulfonate}, the method is as follows:
The first raw material is to obtain 2-hydroxy naphthalene-1-sulfonic acid, hydrazine hydrate, 2-naphthalmanone and other substances. Weigh 2-hydroxy naphthalene-1-sulfonic acid in square amounts and dissolve it in an appropriate amount of water to obtain a clear solution. In this solution, slowly add hydrazine hydrate and stir it at the same time to ensure that the two are fully mixed.
Then, add an appropriate amount of catalyst to promote the speed of the reaction. Heat up to a suitable temperature, usually within a certain range, depending on the specific situation, and continue to stir at this temperature to maintain the stability of the reaction system.
When the reaction reaches a certain stage, add 2-naphthenone, and the dosage is also according to the formula. After adding, adjust the temperature to another suitable degree, and continue to stir for a long time to make the reaction sufficient. During this process, it is necessary to observe the reaction situation. Various methods, such as liquid chromatography, can be used to clarify the reaction process.
After the reaction is completed, the resulting mixture is cooled to allow the product to separate. Then, by filtration, a solid crude product is obtained. The crude product is washed several times to remove impurities, and suitable solvents can be used, such as alcohols, ethers, etc.
The washed product is recrystallized to improve its purity. Choose a suitable solvent to dissolve the crude product, re-cool and crystallize, and then filter to obtain the refined product.
Finally, the refined product is dried to remove the moisture in it to obtain the calcium double {2 - [ (2Z) -2 - (2-oxynaphthalene-1 (2H) -subunit) hydrazinyl] naphthalene-1 -sulfonate} finished product. The whole preparation process requires strict compliance with operating procedures, temperature control, quantity control, and time control in order to obtain high-quality products.