3-(4-Phenylboronic acid pinacol ester)pyridine

The main uses of western red (ethyl 4-nitrobenzoate) recorded in "Tiangong Kaiwu" are as follows:
First, in the field of pigment production, western red can be used as a key component of pigments because of its unique color. It can give the pigment a bright and lasting color, so that the painting, fabric dyeing, etc. show a more brilliant visual effect. In ancient times, many painters created with pigments containing western red, and the color of the painting is still the same after years, which shows its importance in the use of pigments.
Second, in the pharmaceutical and chemical industry, western red can be used as an important intermediate for the synthesis of certain drugs. With its special chemical structure, it can participate in a series of chemical reactions, and after ingenious transformation, it can become an active ingredient in drugs for the treatment of specific diseases. Although ancient medicine may not use it as deeply as it is today, its potential value in drug synthesis has been initially detected.
Third, in the field of fragrance blending, Western red can play a unique role. It has a certain special smell, and after proper treatment and blending, it can add a different flavor to the fragrance, making the aroma richer and more layered. Among the high-grade fragrances used by the nobles in ancient times, there may be examples of Western red ginseng and blending to highlight its uniqueness and preciousness.
Fourth, in the manufacture of some fine chemical products, Western red can be used as an additive. It can improve some properties of the product, such as stability, gloss, etc. For example, when manufacturing high-end lacquer ware and other products, adding an appropriate amount of Western red can make the surface of the lacquer more shiny and enhance its durability.

To make 3- (4-adenylate) compounds, there are various methods of synthesis.
One is the method of chemical synthesis. It can be obtained by using the reaction steps of organic chemistry, with suitable starting materials, through multi-step reactions. First select small molecules with specific functional groups, such as the corresponding raw materials containing phosphate groups, ribose and bases. After esterification, the phosphate group is connected to the ribose, and then the base is connected to the ribose through a condensation reaction. This process requires fine control of the reaction conditions, such as temperature, pH, reaction time, etc., to ensure that the reaction proceeds in the desired direction to obtain the required 3- (4-adenylate).
The second is the method of biosynthesis. Synthesis is made by enzymatic reactions in living organisms. There are specific enzyme systems in living organisms that can catalyze the production of adenylate from related substrates. Microorganisms or cell systems with suitable metabolic pathways can be selected, and their metabolism can be biased towards adenylate synthesis by adjusting culture conditions, such as nutrients, ventilation, etc. The related enzymes can also be genetically engineered to enhance their activity or specificity, thereby improving the synthesis efficiency of 3- (4-adenylate).
Furthermore, it can be extracted and purified from natural products. Some organisms in nature contain adenosine-related components, and suitable extraction techniques, such as solvent extraction, can be used to extract adenosine from biological tissues according to the difference in solubility of adenosine in different solvents. Then purification methods such as column chromatography and crystallization can obtain high-purity 3- (4-adenosine). However, this approach may be limited by the amount of natural resources, and the extraction and purification steps may be more complicated.

3 - (4 - adenosine triphosphate), adenosine triphosphate, its material characteristics are as follows:
Adenosine triphosphate, referred to as ATP, consists of adenine, ribose and phosphate groups. Structurally, it contains two high-energy phosphate bonds. This two-high-energy phosphate bond stores a lot of energy. Under the action of specific enzymes, the high-energy phosphate bond away from adenosine is easily broken, which in turn releases a lot of energy for cell life activities, such as muscle contraction, material transportation, bioelectricity production and many other physiological processes.
ATP is not high in intracellular content, but it is rapidly converted to ADP (adenosine diphosphate) at all times. When cells need energy, ATP hydrolyzes to generate ADP and phosphoric acid, releasing energy at the same time; and when cells have energy supply, ADP can accept energy and combine phosphoric acid to convert into ATP. This efficient and dynamic energy supply system ensures the continuous and stable supply of energy in the cell.
Chemically, ATP is acidic and relatively stable in aqueous solution, but it can rapidly hydrolyze under the action of enzymes. It participates in a series of biochemical reactions that play a crucial role in maintaining the normal physiological function and metabolic process of cells, and is the "energy currency" of energy transfer within cells.

3 - (4 - adenosine phosphate, I don't know what you mean by "purine pyrimidine". It is speculated that what you want to ask may be related to adenosine triphosphate (ATP). The following describes its chemical properties with ATP as the object). ATP is the "currency" of intracellular energy transfer, and its chemical properties are unique.
ATP is composed of adenine, ribose and three phosphate groups. In terms of stability, the high-energy phosphate bond of ATP is extremely unstable. Away from the high-energy phosphate bond of adenosine, it is easy to break under the action of enzymes. This process releases a lot of energy for various life activities of the cell, such as muscle contraction, material transportation, cell division, etc. When the energy in the cell is abundant, under the catalysis of specific enzymes, it can combine with phosphoric acid to regenerate ATP, which is the process of storing energy.
ATP has good solubility in aqueous solution, which makes it convenient to transport and participate in biochemical reactions in the water environment of the cell. Moreover, its chemical properties are active and can quickly respond to changes in the energy demand of cells. In the body, ATP and ADP (adenosine diphosphate) are continuously converted to each other to maintain a dynamic balance, providing energy for life activities. This transformation process is precisely regulated by a variety of enzymes to ensure the orderly progress of cell energy metabolism. This unique chemical property makes ATP occupy a central position in the energy supply and transformation system of life activities, which is of great significance to the survival, growth and reproduction of organisms.

Fu 4 - The frequency of ginkgo acid is quite important in the market price range. Analyze it in detail today.
Ginkgo acid is used in medicine, chemical industry and other fields. However, its content and quality are related to the fluctuation of prices.
From the current market perspective, if the frequency of ginkgo acid is stable and high, and the purity is also good, its price may be above 100 gold per unit in the high-end pharmaceutical raw material market. The cover is expensive because it is not easy to extract and the high-end use requires strict quality.
If the frequency of ginkgo acid is slightly lower and the purity is not high, it is mostly used in the general chemical industry. At this time, its price may be reduced to ten gold per single digit. This is because the general chemical use requires slightly slower quality, and the access is relatively easy.
There are also those with extremely low frequency of ginkgo acid and many impurities, or only used for basic industrial auxiliary materials. Such prices are very low, or only a few gold per unit.
And market supply and demand also affect its price. If there is a large demand at a time, and the supply is limited, even if the frequency of ginkgo acid is not top-notch, the price will rise; on the contrary, if the supply exceeds demand, the price will be difficult to firm even if the frequency is high and the quality is excellent. Therefore, the frequency of ginkgo acid is in the market price range, due to quality, use, supply and demand, and many other factors, its price range ranges from a few gold per unit to a hundred gold per unit, which is difficult to explain. It is necessary to carefully observe the market conditions to know the exact number.