Disodium 4,4'-[(2,6-Dioxocyclohex-4-Ene-1,3-Diylidene)Di(2E)Hydrazin-1-Yl-2-Ylidene]Dinaphthalene-1-Sulfonate

This is the chemical name of "4,4 '- [ (2,6-dioxycyclohexene-4-ene-1,3-disubunit) bis ((E) -hydrazine-1-yl-2-subunit) ] sodium dinaphthalene-1-sulfonate". It is a specific name for a chemical substance, which is derived from chemical nomenclature to accurately describe the molecular structure of the substance. This name defines the characteristics of the chemical substance by expressing the types, quantities and connections of each group, atom in the molecule. This nomenclature is rigorous and scientific, and is the key to accurately identifying and distinguishing different compounds in the field of chemistry.
In terms of this name, "4,4 '- [ (2,6-dioxo-cyclohexene-4-ene-1,3-disubunit) bis ((E) -hydrazine-1-yl-2-subunit) ]" indicates the structure of a specific part of the molecule, involving a specific substituent of the cyclohexene ring, and connected in a specific connection. "Sodium dinaphthalene-1-sulfonate" indicates that the core structure of the compound is a naphthalene ring, and it is connected to the sulfonic acid group at 1 position, and forms a sodium salt with sodium ions. Such a fine naming allows chemists to know its structure by name, providing accurate guidelines for chemical research, synthesis, analysis, etc., and ensuring accurate and smooth communication in the field of chemistry.

This is disodium 4,4 '- [ (2,6-dioxo-cyclohexene-1,3-disubunit) bis (2E) -hydrazine-1-yl-2-subunit] dinaphthalene-1-sulfonate, often called acid red 73. It has a wide range of uses. In the dyeing industry, it is mostly used for coloring wool, silk, nylon and other fabrics, which can give it bright colors. The dyed fabrics are bright in color and have a certain color fastness. In the paper industry, it can be used for paper dyeing to make paper products beautiful in color and luster. It is used in writing paper, household paper, packaging paper and other categories. In the food field, it can be used as a food coloring in some countries and regions to add an attractive color to food, such as candy, beverages and other foods. In addition, in the cosmetics industry, certain cosmetics such as lipstick and eyeshadow can also be given specific colors to enhance the appearance of the product. However, when using it, it must be strictly operated in accordance with regulations to ensure safety.

This is the physical property of disodium 4,4 '- [ (2,6-dioxo-cyclohexene-4-ene-1,3-disubunit) bis (2E) hydrazine-1-yl-2-subunit] dinaphthalene-1-sulfonate. Its color state is mostly powdery, and its appearance may have a specific color, which varies according to the synthesis conditions and purity.
When it comes to solubility, it may exhibit a certain solubility in water. Because its structure contains hydrophilic groups, such as sulfonic acid groups, this group interacts easily with water molecules, so that the substance can be partially or fully dissolved in water. However, in organic solvents, its solubility may vary due to the properties of the solvent, and polar organic solvents or non-polar ones are more conducive to its dissolution.
In terms of stability, it is relatively stable under normal conditions. In case of extreme conditions such as high temperature, strong acid, and strong base, its structure may be affected. At high temperature, the chemical bonds in the molecule can be energized, or the bonds can be broken and rearranged; in the environment of strong acid and strong base, the sulfonic acid group and other groups in the molecule may undergo chemical reactions, resulting in structural changes.
Its melting point is also an important physical property. After precise determination, a specific melting point value can be obtained, which is of great significance for material identification and purity judgment. High purity The melting point of the substance may be sharp. If it contains impurities, the melting point may drop and the melting range will be widened.
Looking at its density, it is also an inherent property. Under specific temperature and pressure, there is a fixed density value, which is of great value for the study of the distribution and behavior of the substance in different media.
These are all common physical properties of disodium 4,4 '- [ (2,6-dioxo-cyclohexene-1,3-disubunit) bis (2E) hydrazine-1-yl-2-subunit] dinaphthalene-1-sulfonate. The application in many fields such as chemical industry and materials depends on the accurate grasp of such physical properties.

This is a disodium 4,4 '- [ (2,6-dioxocyclohexene-4-ene-1,3-disubunit) bis (2E) hydrazine-1-group-2-subunit] dinaphthalene-1-sulfonate. Its properties are unique and have specific chemical and physical properties.
Talking about chemical properties, its molecular structure contains specific groups, resulting in its unique properties in chemical reactions. Contains naphthalene ring and sulfonate group, naphthalene ring has a conjugated system, so that the compound has a certain stability and electronic effect. Sulfonate group is hydrophilic, which can increase the solubility of the substance in water. And the hydrazine group and related subunits contained in the molecule also provide the possibility for it to participate in specific chemical reactions, or can undergo condensation, substitution and other reactions under certain conditions.
In terms of physical properties, due to the ionic sulfonate group, it may be a solid at room temperature, or have a certain melting point and boiling point. Hydrophilic sulfonate groups make it more soluble in polar solvents such as water, but less soluble in non-polar solvents. And because it contains a large conjugate system, or absorbs or emits at specific wavelengths of light, or can be used in optical related fields.
It has potential uses in many fields such as chemical industry, materials, scientific research, etc. Or can be used as dye intermediates, with its special structure and properties, through further chemical modification, to obtain high-performance dyes. In the field of materials, or can be used to prepare materials with special optical and electrical properties. In scientific research, because of its unique chemical structure, or can be used as a model compound to help researchers in-depth study of relevant chemical reaction mechanisms and molecular structure-property relationships.

The method of preparing disodium 4,4 '- [ (2,6-dioxo-cyclohexene-4-ene-1,3-disubunit) bis (2E) -hydrazine-1-yl-2-subunit] dinaphthalene-1-sulfonate is very complicated, and it needs to be studied in detail with the delicacy of ancient methods.
First of all, all raw materials need to be prepared, such as dinaphthalene-1-sulfonic acids, compounds containing 2,6-dioxo-cyclohexene-4-ene-1,3-disubunit, and hydrazine derivatives. All need to be carefully selected to ensure purity and no impurities.
Put the dinaphthalene-1-sulfonic acid raw materials into a special reactor in an appropriate proportion, heat them slowly under a mild heat, and wait for them to melt evenly, just like the melting material of the old alchemy.
Then, the compound containing 2,6-dioxo-cyclohexene-4-ene-1,3-disubunit is slowly poured into the kettle, and an appropriate amount of catalyst is added at the same time. This catalyst is like a finishing touch, which can promote the speed of the reaction. During this period, the temperature and reaction time must be carefully regulated, just like the ancients were cautious about the heat, and there should be no difference.
Then, the hydrazine derivatives are added to the reaction system in a delicate order. This process requires constant attention to the changes in the reaction, observing its color and smell, and observing the process of the reaction.
After the reaction is completed, the ancient method of separation and purification is used, or the method of filtration is used to remove its insoluble impurities; or the method of crystallization is used to make the product pure and precipitated, just like panning for gold in the sand, removing the barren and storing the cyanine.
The final obtained disodium 4,4 '- [ (2,6-dioxo-cyclohexene-4-ene-1,3-disubunit) bis (2E) -hydrazine-1-yl-2-subunit] dinaphthalene-1-sulfonate, this product has been tested and qualified before it can be used in the required way. The whole preparation method requires the care of craftsmen and the rigor of scholars to achieve this product.