6-Bromo-4-Methoxypyrazolo[1,5-a]pyridine

6-Bromo-4-methoxypyrazolo [1,5-a] pyridine, this is an organic compound. Its physical properties are quite important and related to its application in many fields.
Looking at its appearance, it is often in the state of white to light yellow crystalline powder. This morphology is conducive to observation and preliminary identification. The powdered substance may have good dispersion during operation. In some chemical reactions, the larger surface area may promote the reaction rate.
When it comes to the melting point, the melting point of this compound is about a specific temperature range. The determination of the melting point is a key means for identification and purity evaluation. The precise melting point indicates that the purity of the substance is high. If the melting point range is wider or deviates from the theoretical value, it may imply that it contains impurities.
Its solubility is also a key physical property. In common organic solvents, such as ethanol, dichloromethane, etc., it has a certain solubility. In ethanol, due to the polarity and molecular structure of ethanol, 6-bromo-4-methoxypyrazolo [1,5-a] pyridine molecules interact with ethanol molecules or form hydrogen bonds or van der Waals forces, thereby dissolving them. In water, due to the large proportion of hydrophobic parts of its structure, its solubility is poor.
In addition, the density of the compound also has a specific value. Density is of great significance in the process of material separation, storage and transportation. Substances of different densities can be separated in mixed systems or layered according to this.
In addition, its stability also needs to be considered. Under normal storage conditions, in a dry and cool place, the compound can remain relatively stable. However, if exposed to strong light, high temperature or high humidity, or decompose or deteriorate, its quality and performance will be affected.
In summary, the physical properties of 6-bromo-4-methoxypyrazolo [1,5-a] pyridine, from appearance, melting point, solubility, density to stability, have a profound impact on its application in chemical synthesis, drug development and other fields. In-depth understanding of these properties can better control and utilize this compound.

6-Bromo-4-methoxypyrazolo [1,5-a] pyridine is one of the organic compounds. It is widely used in the field of medicinal chemistry and is often used as a key intermediate to synthesize drugs. Due to its unique chemical structure, it can participate in a variety of chemical reactions, assist in the construction of drug molecules, and may have affinity for specific biological targets, providing the possibility for the creation of new drugs with specific pharmacological activities.
It also has potential use in materials science. Or it can be modified and polymerized to prepare materials with special properties, such as photoelectric materials. Because its structure contains specific functional groups, or plays a role in light absorption, emission and charge transport, it contributes to the development of new optoelectronic materials.
In addition, in organic synthetic chemistry, it can be used as a substrate to participate in various reactions, such as coupling reactions. By reacting with different reagents, it can derive many compounds with different structures, enrich the library of organic compounds, and lay the foundation for further research and application. Chemists can design and implement the synthesis of complex organic molecules according to their characteristics, promoting the development of organic synthetic chemistry.

The methods for synthesizing 6-bromo-4-methoxypyrazolo [1,5-a] pyridine are described in ancient books.
First, the corresponding pyridine derivative is used as the starting material. First, the specific position on the pyridine ring is halogenated to introduce bromine atoms. Suitable halogenating reagents can be selected to precisely replace bromine atoms under suitable reaction conditions. This step requires detailed review of the reaction temperature, time and solvent selection to ensure that the reaction is controlled and the yield is considerable. Then, through the methoxylation reaction, the methoxyl group is introduced into the predetermined position. Reagents containing methoxy groups can be used, with the help of bases or catalysts, to promote this substitution, and finally the target product can be obtained.
Second, the pyrazole derivative is used as the base. The pyrazole ring is first constructed, and the pyrazole ring is fused with the pyrazole ring through a specific reaction path to form the mother nucleus of pyrazolo [1,5-a] pyridine. During this period, the reaction steps and conditions need to be carefully regulated to ensure the smooth cyclization. After the ring is formed, the bromination and methoxylation reactions are carried out. During bromination, according to the activity of the mother nucleus of pyrazolo [1,5-a] pyridine, the appropriate brominating agent is selected and reacted in sequence. The same is true for the methoxylation step. According to the reactivity and check point requirements, proper operation is required to obtain 6-bromo-4-methoxylpyrazolo [1,5-a] pyridine.
Third, the convergence synthesis strategy is adopted. The key intermediates containing bromine and methoxy are prepared separately, and then the two are cleverly reacted and coupled into the target molecule. This strategy requires careful design of the structure of the intermediate to make the coupling reaction efficient. During the coupling process, careful consideration of the reaction conditions such as the type of catalyst and the reaction medium is required to make the reaction smooth and obtain the expected product.

6-Bromo-4-methoxypyrazolo [1,5-a] pyridine is an organic compound. When storing, many key things need to be paid attention to.
Bear the brunt, temperature and humidity are crucial. This compound should be stored in a cool, dry place. High temperature will make it chemically active, or cause decomposition and deterioration; high humidity environment can easily make the compound absorb moisture, affecting purity and stability. Therefore, the storage temperature should be controlled at 15 ° C - 25 ° C, and the relative humidity should be maintained at 40% - 60%.
Secondly, light also has an effect. Many organic compounds are sensitive to light, as are 6-bromo-4-methoxypyrazolo [1,5-a] pyridine. Light or luminescent chemical reactions can cause structural changes. It should be placed in a brown bottle or opaque container to prevent light exposure.
Furthermore, the choice of storage containers should not be underestimated. Use a well-sealed container to avoid contact with air. Components such as oxygen and carbon dioxide in the air may react with compounds. Glass or plastic bottles can be used, but it is necessary to ensure that the material does not interact with the compound. Plastic bottles need to be chemically stable to prevent dissolution of impurities.
In addition, they should be properly isolated from other chemicals. This compound may react with certain substances, such as oxidizing agents, reducing agents, acids, bases, etc. When storing, it should be placed separately from these chemicals to avoid danger caused by co-storage.
Finally, the storage area must be well ventilated. If the compound evaporates to produce harmful gases, good ventilation can be discharged in time to reduce safety risks and ensure the safety of the storage environment.

I look at your question, but I am inquiring about the market price of 6-bromo-4-methoxypyrazolo [1,5-a] pyridine. However, the price of this chemical often changes due to various reasons, and it is difficult to determine the specific number.
First, the purity of this chemical has a great impact on the price. If the purity is extremely high and almost flawless, the price will be high; if the purity is slightly inferior and contains impurities, the price will drop. Those with high purity can be used in high-end scientific research, pharmaceuticals and other fine fields, and those who need it are willing to pay a high price; those with low purity have limited uses and low prices.
Second, the situation of market supply and demand also affects its price. If the demand for this product is surging in the market, the supply is in short supply, and the price will skyrocket; if the supply exceeds the demand and piles up like a mountain, the price will inevitably fall. If the pharmaceutical industry increases its demand at a certain time, manufacturers will seek to buy it one after another, and the price will rise; on the contrary, if there is excess production and demand does not increase, the price will be suppressed.
Third, the geographical factors of production and procurement cannot be ignored. Different places have different production costs and transportation costs. The origin is similar to the place of demand, the transportation is convenient, the cost is reduced, and the price is close to the people; if the origin is far away, the transportation is difficult and the cost is high, and the price will increase.
Fourth, the brand and reputation of the manufacturer also have an impact. A manufacturer with a good reputation and a good brand reputation. Its product quality is stable, after-sales is perfect, and the price may be slightly higher than that of ordinary manufacturers.
In summary, the market price of 6-bromo-4-methoxypyrazolo [1,5-a] pyridine varies due to many factors such as purity, supply and demand, region, and manufacturer. It is difficult to give an exact number. For details, you can check the chemical product trading platform, consult industry experts, or directly consult relevant manufacturers.