Methyl 2- {[ (1,2,4] triazolo [4,3-a] pyridin-3-ylsulfanyl) acetyl] amino} -5, 6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate

Alas! This "methyl + 2 - { { [ ( 1,2,4) triazolo [4,3 - a] pyridin - 3 - ylsulfanyl) acetyl] amino} - 5,6 - dihydro - 4H - cyclopenta [b] thiophene - 3 - carboxylate} is the name of an organic compound. To understand its chemical structure, it is necessary to analyze it according to the rules and knowledge of organic chemistry.

In terms of its name," methyl "is often one of the substituents of the compound, connected to a certain point in the main chain or main ring." 2 - { { [ ( 1,2,4) triazolo [4,3 - a] pyridin - 3 - ylsulfanyl) acetyl] amino} "part, showing a complex group connected to the main structure at position 2. Wherein," (1,2,4) triazolo [4,3 - a] pyridin - 3 - ylsulfanyl "refers to 1,2,4 - triazolo [4,3 - a] pyridin - 3 - thio, which is a structure in which a nitrogen-containing heterocycle is connected to a sulfur atom, and this heterocycle is connected to" acetyl " (acetyl) through a sulfur atom, and the acetyl group is then connected to an amino group to form a long chain of substituents.

"5,6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate" indicates that the main structure is 5,6-dihydro-4H-cyclopento [b] thiophene-3-carboxylate. This main structure contains the parent nucleus of cyclopentothiophene, which is fused to thiophene, and is in the dihydro state at position 5,6, and is connected to the carboxylic acid ester group at position 3.

In summary, the structure of this compound, with 5,6-dihydro-4H-cyclopento [b] thiophene-3-carboxylate as the parent nucleus, is connected at position 2 by 1,2,4-triazolo [4,3-a] pyridine-3-thio, complex substituents composed of acetyl and amino groups, and methyl or other suitable check points connected to the main structure, so its chemical structure is roughly clear.

What are the physical properties of methyl 2- {[ (1,2,4] triazolo [4,3-a] pyridin-3-ylsulfanyl) acetyl] amino} -5, 6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate

Methyl 2 - {[ (1,2,4-triazolo [4,3-a] pyridine-3-ylthio) acetyl] amino} -5,6-dihydro-4H-cyclopento [b] thiophene-3-carboxylic acid ester, which has unique physical and chemical properties. Its appearance is often white to off-white crystalline powder, which is easy to identify and operate. In terms of solubility, it exhibits good solubility in organic solvents such as dichloromethane, N, N-dimethylformamide, but poor solubility in water. This difference in solubility has a significant impact on separation, purification and preparation.

Its melting point is within a specific range, and it is accurately determined as [X] ° C. As a key physical constant, the melting point can not only be used for purity determination, but also has great significance for its stability evaluation in heating processes. The stability of this substance is also an important property. It can be stably stored in a dry environment at room temperature. In case of high temperature, high humidity or strong acid and alkali conditions, it is prone to degradation reactions, and structural changes lead to reduced or lost activity.

Among its molecular structures, the structures of triazolopyridine and cyclopentothiophene endow it with special chemical activity and spatial configuration, which affects its interaction with other substances. In the field of drug development, it can precisely act on specific targets and exhibit unique pharmacological activities. The physical properties of this compound lay the foundation for its application in the fields of chemical industry, medicine, etc. Through in-depth exploration and grasp of these properties, its potential value can be better realized.

Methyl 2- {[ (1,2,4] triazolo [4,3-a] pyridin-3-ylsulfanyl) acetyl] amino} -5, 6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate

Alas! To obtain methyl + 2 - { { [ ( 1,2,4) triazolo [4,3 - a] pyridine - 3 - ylthio) acetyl] amino} - 5,6 - dihydro - 4H - cyclopento [b] thiophene - 3 - carboxylic acid methyl ester synthesis method, and listen to me carefully.

First take (1,2,4) triazolo [4,3 - a] pyridine - 3 - thiol, dissolve it in a suitable organic solvent, such as dichloromethane or N, N - dimethylformamide. In this solution, slowly add acetyl chloride and an appropriate amount of base, such as triethylamine. The two react with each other, and the base can neutralize the generated hydrogen chloride to promote the forward reaction, resulting in (1,2,4) triazolo [4,3-a] pyridine-3-ylthioacetyl chloride.

Another 5,6-dihydro-4H-cyclopento [b] thiophene-3-carboxylate methyl ester is also soluble in a suitable solvent. The solution of (1,2,4) triazolo [4,3-a] pyridine-3-ylthioacetyl chloride obtained above is added dropwise to the solution of 5,6-dihydro-4H-cyclopento [b] thiophene-3-carboxylic acid methyl ester at low temperature and under stirring conditions. This reaction requires fine control of temperature and dropwise speed to prevent side reactions from occurring. After the dropwise addition is completed, continue to stir for a period of time to allow the reaction to proceed fully.

At the end of the reaction, pour the reaction mixture into an appropriate amount of water and extract the product with an organic solvent. Combine the organic phases and wash them with water and saturated salt water to remove impurities. Subsequently, the organic phase was dried with anhydrous sodium sulfate, the desiccant was filtered off, and the organic solvent was removed by reduced pressure distillation to obtain the crude product.

The crude product was further purified by column chromatography, and a suitable eluent was selected, such as the mixture of petroleum ether and ethyl acetate, and the ratio of the two was adjusted according to the polarity of the product. After elution, collection, and concentration, pure methyl + 2 - { { [ ( 1,2,4) triazolo [4,3 - a] pyridine - 3 - ylthio) acetyl] amino} - 5,6 - dihydro - 4H - cyclopento [b] thiophene - 3 - methyl carboxylate was obtained. So, the synthesis is ready.

Methyl 2- {[ (1,2,4] triazolo [4,3-a] pyridin-3-ylsulfanyl) acetyl] amino} -5, 6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate What are the application fields

Methyl 2- {{[ (1,2,4) triazolo [4,3-a] pyridin - 3 - ylsulfanyl) acetyl] amino}} - 5,6 - dihydro - 4H - cyclopenta [b] thiophene - 3 - carboxylate, this compound has great potential in the field of pharmaceutical research and development. Looking at its structure, it is composed of a variety of unique groups cleverly linked.

In the field of medicinal chemistry, such structures may exhibit unique biological activities. The heterocyclic structures it contains, such as the (1,2,4) triazolo [4,3 - a] pyridine moiety, can often be precisely bound to specific targets in organisms. Or it can interact with key biological macromolecules such as proteins and enzymes to regulate their activity, thus exerting therapeutic effects. For example, it may have an impact on the signaling pathways related to certain diseases, providing an opportunity for the development of new therapeutic drugs.

In the creation of pesticides, it may also have good performance. With its special structure, it may interfere with the physiological and metabolic processes of pests to achieve efficient insecticidal, bactericidal or herbicidal functions. For example, it can act on the nervous system, respiratory system, etc. of pests, causing their physiological functions to be disrupted and achieving the purpose of controlling pests and diseases.

In the field of materials science, the special structure of this compound may endow it with unique physical and chemical properties. Or it can be used as a key component of functional materials to prepare materials with special properties, such as photoelectric materials, adsorption materials, etc. For example, in the field of optoelectronics, it may exhibit unique optical and electrical response properties due to its structural characteristics, opening up new paths for the research and development of new photoelectric materials.

What is the safety of methyl 2- {[ (1,2,4] triazolo [4,3-a] pyridin-3-ylsulfanyl) acetyl] amino} -5, 6-dihydro-4H-cyclopenta [b] thiophene-3-carboxylate

This substance is called methyl 2 - {[ (1,2,4 -triazolo [4,3 -a] pyridine-3 -ylthio) acetyl] amino} -5,6 -dihydro-4H -cyclopento [b] thiophene-3 -carboxylate. Regarding its safety, because there is no exact record in ancient books, it is deduced from common sense and modern chemical knowledge.

View its molecular structure, including heterocyclic structures such as triazolopyridine and thiophene. Such structures may have certain biological activity and reactivity in many chemicals. Sulfur-containing groups, sulfur atoms are chemically active, or cause the substance to participate in specific chemical reactions, affecting its stability and safety.

In terms of toxicity, some heterocyclic compounds may have potential toxicity, such as interfering with normal biochemical reactions in organisms, affecting cell metabolism and function. However, the specific degree of toxicity needs to be clarified by rigorous animal experiments and clinical studies, and cannot be judged by structure alone.

From the perspective of environmental impact, if the substance enters the environment, due to its complex structure, microbial degradation or storage is difficult, or environmental residues are caused. Its migration and transformation behavior in the environment is also affected by a variety of environmental factors, such as pH, light, etc.

Overall, the safety of this substance is difficult to determine without comprehensive experimental research. It is necessary to use scientific and rigorous methods to explore toxicity, environmental behavior, and other aspects to determine its safety.