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Methyl 5-Bromo-4-Chloro-pyridine-3-carboxylate (CAS No. 1256808-62-4): An Overview

Methyl 5-bromo-4-chloro-pyridine-3-carboxylate (CAS No. 1256808-62-4) is a versatile compound with significant applications in the fields of chemical synthesis, pharmaceutical research, and materials science. This compound, characterized by its unique bromine, chlorine, and methyl functionalities, has garnered considerable attention due to its potential in the development of novel drugs and advanced materials.

The molecular structure of methyl 5-bromo-4-chloro-pyridine-3-carboxylate consists of a pyridine ring substituted with a bromine atom at the 5-position, a chlorine atom at the 4-position, and a methyl ester group at the 3-position. This arrangement imparts specific chemical properties that make it an attractive starting material for various synthetic pathways. The bromine and chlorine substituents provide reactive sites for further functionalization, while the methyl ester group can be hydrolyzed to yield the corresponding carboxylic acid.

In recent years, methyl 5-bromo-4-chloro-pyridine-3-carboxylate has been extensively studied for its potential in pharmaceutical research. One notable application is in the development of small molecule inhibitors for various therapeutic targets. For instance, a study published in the Journal of Medicinal Chemistry highlighted the use of this compound as a key intermediate in the synthesis of potent inhibitors of protein kinases, which are implicated in numerous diseases including cancer and inflammatory disorders.

Another area of interest is the use of methyl 5-bromo-4-chloro-pyridine-3-carboxylate in the synthesis of ligands for G protein-coupled receptors (GPCRs). GPCRs are a large family of membrane proteins that play crucial roles in cellular signaling and are important targets for drug discovery. Research has shown that derivatives of this compound can exhibit high affinity and selectivity for specific GPCR subtypes, making them valuable tools for understanding receptor function and developing new therapeutic agents.

Beyond pharmaceutical applications, methyl 5-bromo-4-chloro-pyridine-3-carboxylate has also found utility in materials science. Its unique electronic properties make it suitable for use in organic electronics, such as organic field-effect transistors (OFETs) and organic photovoltaic (OPV) devices. A recent study published in Advanced Materials demonstrated that derivatives of this compound can be used to create high-performance semiconducting materials with improved charge transport properties.

The synthetic versatility of methyl 5-bromo-4-chloro-pyridine-3-carboxylate is further enhanced by its compatibility with a wide range of synthetic methods. For example, it can undergo Suzuki-Miyaura coupling reactions to introduce aryl or vinyl groups, palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds, and nucleophilic substitution reactions to replace the bromine or chlorine atoms with other functional groups. These reactions allow for the facile preparation of a diverse array of derivatives with tailored properties.

In addition to its synthetic utility, the physical and chemical properties of methyl 5-bromo-4-chloro-pyridine-3-carboxylate have been well-characterized. It is typically obtained as a white crystalline solid with a melting point ranging from 70 to 72°C. The compound is soluble in common organic solvents such as dichloromethane, ethanol, and dimethylformamide (DMF), but exhibits limited solubility in water. Its stability under various conditions has been extensively studied, and it is generally stable under standard laboratory conditions.

The safety profile of methyl 5-bromo-4-chloro-pyridine-3-carboxylate is an important consideration for both laboratory use and industrial applications. While it is not classified as a hazardous material under current regulations, appropriate handling precautions should be taken to ensure safe use. This includes wearing personal protective equipment (PPE) such as gloves and safety goggles, working in well-ventilated areas, and following standard laboratory safety protocols.

In conclusion, methyl 5-bromo-4-chloro-pyridine-3-carboxylate (CAS No. 1256808-62-4) is a valuable compound with diverse applications in chemical synthesis, pharmaceutical research, and materials science. Its unique combination of functional groups makes it an attractive starting material for the development of novel drugs and advanced materials. Ongoing research continues to uncover new uses and potential benefits of this compound, solidifying its importance in modern scientific endeavors.

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