What is the chemical structure of Na α - (3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-hydroxyphenyl) toluenesulfonate?
The substance is named sodium + alpha - (3,5-di-tert-butyl-2-methyl-4-oxo-2,5-cyclohexadienyl) -alpha - (3,5-di-tert-butyl-4-fluorophenyl) phenylacetaldehyde oxime, and its chemical structure is quite complex.
This compound contains multiple specific groups. 3,5-di-tert-butyl, which is connected by two tert-butyl groups to the 3 and 5 positions of the benzene ring. 2-methyl indicates that the benzene ring has a methyl group at the 2 position. 4-oxo means that there is a carbonyl oxygen atom at a specific position. 2,5-cyclohexadienyl exhibits a hexamembered ring with two double bonds.
Furthermore, alpha- (3,5-di-tert-butyl-4-fluorophenyl), that is, another benzene ring has tert-butyl at the 3rd and 5th positions, and a fluorine atom at the 4th position. The phenylacetaldehyde oxime part is the benzene ring-linked acetaldehyde oxime structure.
Such a complex chemical structure endows the substance with unique chemical properties and reactivity. In the field of organic synthesis, these specific groups interact and can participate in many chemical reactions, such as nucleophilic substitution, redox, etc., providing the possibility for the preparation of more complex compounds. In the field of materials science, or because of its special structure with unique optical and electrical properties, it can be applied to the development of specific functional materials.
The chemical structure of this compound is composed of a variety of groups, which may have broad application prospects in different scientific research fields.
What are the physical properties of Na α - (3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-hydroxyphenyl) toluenesulfonate?
This is an extremely complex organic compound, its full name is "Na + α - ( 3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl ) - α - ( 3,5-dibromo-4-fluorophenyl) methyl benzenesulfonate". The physical properties of this substance are quite important, and it is related to its performance in various chemical processes and practical applications.
When it comes to appearance, it is often white to off-white crystalline powder, which is easy to weigh, transfer and mix, and is easy to control in various chemical operations. Its melting point is in a specific temperature range, about [X] ° C. The exact value of the melting point is a key indicator for discrimination and purity determination. If the purity is not good, the melting point may be deviated.
In terms of solubility, in organic solvents, such as common ethanol, acetone, etc., it has a certain solubility, but its solubility in water is relatively limited. This characteristic determines its dispersion and reaction situation in different solvent systems. In organic synthesis reactions, the selection of suitable solvents is crucial to promote the reaction.
Density is also one of the important physical properties. Its density is about [X] g/cm ³. This value affects its share in the mixture volume and mass distribution, and is of great significance in chemical production.
In addition, the stability of this substance cannot be ignored. Under normal conditions, if properly stored, it can maintain a relatively stable state. However, when exposed to strong light, hot topics or specific chemicals, it may cause changes such as decomposition and deterioration. Therefore, when storing, it is necessary to choose a cool, dry and well-ventilated place to avoid contact with incompatible substances.
What are the common uses of Na α - (3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-hydroxyphenyl) toluenesulfonate?
This is a very complex chemical substance, and the common ways to obtain it are as follows:
The selection of starting materials is the key. Compounds containing sodium (Na) need to be carefully selected, which are the sources of sodium elements, such as sodium chloride (NaCl), sodium carbonate (Na 2O CO), etc. These compounds are easily available in industry and laboratories, relatively inexpensive, stable in nature, and easy to store and operate.
In the organic synthesis step, for the (3,5-dicarboxylic-2-methyl-4-oxo-2,5-cyclohexadiacyl amino) part, a cyclic structure can be constructed by cyclization reaction. For example, select a suitable two-acid and diamine compound, and under suitable reaction conditions, such as in the presence of a catalyst and in a heated environment, form a cyclic amide structure through a condensation reaction, and then introduce carboxyl and methyl substituents. This process requires precise control of the reaction temperature, time, and ratio of reactants to ensure that the reaction proceeds in the desired direction.
For (3,5-dicarboxy- 4-fluorophenyl) ethyl, the benzene ring can be fluorinated first, and fluorine atoms can be introduced into the benzene ring at specific positions under suitable solvent and reaction conditions. Subsequently, through an alkylation reaction, the fluorophenyl group is connected to the ethyl group, and the carboxyl group is introduced into the benzene ring at the appropriate position. This step requires attention to the selectivity of the reaction and the control of side reactions.
Finally, the sodium-containing part is combined with the above-mentioned complex organic structure. The sodium ion of the sodium-containing compound can be ion-exchanged with specific functional groups in the organic structure in a suitable solvent system to achieve the synthesis of the target product. This process also requires strict control of the reaction conditions to ensure the purity and yield of the product.
The entire synthesis process is like a delicate process, and each step requires careful planning and precise operation to successfully produce this complex chemical substance.
What is the synthesis method of Na α - (3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-hydroxyphenyl) toluenesulfonate?
In order to prepare sodium sodium sodium butylenal acid, the synthesis method is as follows.
First take an appropriate amount of 3,5-di-tert-butyl-4-methoxybenzaldehyde, place it in a reaction kettle, use anhydrous ethanol as a solvent, and add an appropriate amount of basic catalyst, such as sodium hydroxide or potassium hydroxide, to adjust the pH value of the reaction system to a suitable range. Slowly raise the temperature to about 50-60 ° C, stir to fully dissolve and react for a period of time. This process aims to activate the aldehyde group of benzaldehyde, making it easier to participate in the subsequent reaction.
Then, add pretreated 3,5-di-tert-butyl-2-methyl-4-oxo-2,5-cyclohexadienone dropwise to the above reaction system. The dripping speed should be slow and uniform to ensure the smooth progress of the reaction and prevent side reactions due to excessive reaction. After the dripping is completed, continue to heat up to 70-80 ° C, and continue to stir the reaction for several hours to promote the condensation reaction between the two to form the target product precursor.
After the reaction is completed, the reaction liquid is cooled to room temperature, transferred to a separation funnel, and extracted with ethyl acetate and water. The organic phase is collected, dried with anhydrous sodium sulfate, filtered off the desiccant, and the solvent is removed by reduced pressure distillation to obtain a crude product.
To obtain a high-purity product, the crude product is separated by column chromatography, and petroleum ether and ethyl acetate are mixed in a certain proportion as eluents. The eluent containing the target product is collected, and the solvent is distilled under reduced pressure again to remove the solvent. Finally, pure Na 🥰 α - (3,5-di-tert-butyl-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-di-tert-butyl-4-methoxyphenyl) sodium butenal acid can be obtained. The whole synthesis process requires close attention to the control of reaction conditions, such as temperature, pH value, proportion of reactants, etc., to ensure the yield and purity of the product.
Na α - (3,5-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-hydroxyphenyl) toluenesulfonate What are the precautions during use?
When using Na-dibromo-2-methyl-4-oxo-2,5-cyclohexadienyl) -α - (3,5-dibromo-4-fluorophenyl) methyl benzenesulfonate, pay attention to everything.
First, this material is active or lively, and it is necessary to avoid hot topics and open flames when it is used. Because if it encounters fire or high temperature, it may cause a violent reaction, cause accidents, and endanger the safety of people and property.
Second, when using this material, it must abide by the norms and wear protective equipment, such as gloves, goggles, protective clothing, etc. Cover it or irritate and damage the skin, eyes, and respiratory system. If you touch it carelessly, the skin may be red, swollen, or painful, and the eyes may be injured, even blindness; if inhaled, or cause respiratory discomfort, damage the function of the lungs.
Third, when using this object, make sure to ventilate well. Because of its reaction or production of harmful gases, if it accumulates in the room, it will be very harmful. If the ventilation is smooth, it can quickly expel harmful gas and reduce its harm to people.
Fourth, when mixed with other things, it is necessary to study the nature of the reaction in detail. To prevent unexpected reactions, dangerous things or violent changes. Every step of the operation should be done cautiously and in sequence, and not panic.
Fifth, after using this thing, you must also pay attention to its disposal. It should not be discarded at will, and it should be handled in a proper way in accordance with relevant regulations to avoid polluting the environment. In this way, the safety of this thing can be guaranteed and all kinds of hazards can be avoided.
