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• 2. Evolution of calcium phosphate precipitation in hanging drop vapor diffusion by in situRaman microspectroscopy
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• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzyl cyanides

Professional Introduction to 2-(3-Bromo-5-methylphenyl)acetonitrile (CAS No. 871116-91-5)

2-(3-Bromo-5-methylphenyl)acetonitrile, with the chemical formula C₉H₇BrN, is a significant intermediate in the field of organic synthesis and pharmaceutical research. This compound, identified by its unique CAS number 871116-91-5, has garnered attention due to its versatile applications in the development of novel bioactive molecules. The presence of both bromine and methyl substituents on the phenyl ring enhances its reactivity, making it a valuable building block for further chemical modifications.

The structural features of 2-(3-Bromo-5-methylphenyl)acetonitrile contribute to its utility in synthetic chemistry. The acetonitrile moiety serves as a nucleophilic site, enabling reactions such as nucleophilic addition and condensation, while the brominated aromatic ring allows for electrophilic aromatic substitution and cross-coupling reactions. These properties make it particularly useful in constructing complex molecular architectures, including heterocyclic compounds and pharmacophores.

In recent years, there has been a growing interest in leveraging this compound for the development of innovative therapeutic agents. Researchers have explored its potential in various pharmacological contexts, including anticancer, anti-inflammatory, and antimicrobial applications. The bromine atom, for instance, can be readily displaced by a range of nucleophiles, facilitating the introduction of diverse functional groups that are critical for drug design.

One notable area of research involves the use of 2-(3-Bromo-5-methylphenyl)acetonitrile in the synthesis of kinase inhibitors. Kinases are enzymes that play a crucial role in signal transduction pathways and are frequently targeted in oncology research. By modifying the phenyl ring or introducing additional substituents, researchers can fine-tune the binding affinity and selectivity of kinase inhibitors derived from this intermediate. Recent studies have demonstrated promising results in developing potent inhibitors for targets such as EGFR and ALK, which are implicated in various forms of cancer.

The compound's utility extends beyond kinase inhibition. It has also been employed in the synthesis of G-protein coupled receptor (GPCR) modulators. GPCRs are integral membrane proteins that mediate cellular responses to external stimuli, making them attractive targets for therapeutic intervention. The structural flexibility offered by 2-(3-Bromo-5-methylphenyl)acetonitrile allows for the creation of ligands that can selectively interact with specific GPCRs, potentially leading to treatments for conditions such as hypertension, depression, and pain.

Another emerging application lies in the field of materials science. The brominated aromatic system provides a handle for polymerization reactions, enabling the creation of novel polymers with tailored properties. These polymers could find applications in coatings, adhesives, and even electronic materials. The ability to introduce additional functional groups via cross-coupling reactions further expands the possibilities for material design.

The synthesis of 2-(3-Bromo-5-methylphenyl)acetonitrile itself is an intriguing process that highlights modern synthetic methodologies. Traditional approaches often involve multi-step sequences involving bromination and cyanation reactions. However, recent advancements have enabled more streamlined routes, often employing palladium-catalyzed cross-coupling reactions to construct the desired phenyl ring structure efficiently. These improvements not only enhance yield but also reduce waste, aligning with green chemistry principles.

The compound's role in drug discovery is further underscored by its incorporation into libraries designed for high-throughput screening (HTS). By systematically varying substituents on the phenyl ring or modifying the acetonitrile group, researchers can generate diverse chemical scaffolds for screening against biological targets. This approach has led to several hit compounds that have advanced into preclinical studies.

In conclusion, 2-(3-Bromo-5-methylphenyl)acetonitrile (CAS No. 871116-91-5) is a multifaceted intermediate with broad applications across organic synthesis and pharmaceutical research. Its unique structural features enable a wide range of chemical transformations, making it indispensable in the development of novel bioactive molecules. As research continues to uncover new therapeutic possibilities and innovative synthetic strategies, this compound is poised to remain a cornerstone in medicinal chemistry and materials science.

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