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Comprehensive Overview of 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine (CAS No. 293737-81-2): Properties, Applications, and Research Insights

The compound 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine (CAS No. 293737-81-2) is a specialized organic molecule that has garnered significant attention in pharmaceutical and materials science research. Characterized by its unique benzoxazole core and 3-bromophenyl substitution, this compound serves as a versatile intermediate in the synthesis of bioactive molecules and advanced functional materials. Its molecular structure combines a benzoxazole scaffold with an amine functional group at the 5-position, offering distinct electronic and steric properties that are exploitable in drug design and optoelectronic applications.

In recent years, the demand for heterocyclic compounds like 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine has surged due to their role in developing small-molecule inhibitors and fluorescent probes. Researchers frequently search for "benzoxazole derivatives in drug discovery" or "CAS 293737-81-2 synthesis methods," reflecting its relevance in medicinal chemistry. The bromine atom at the 3-position of the phenyl ring enhances its reactivity in cross-coupling reactions, such as Suzuki-Miyaura or Buchwald-Hartwig couplings, making it a valuable building block for structure-activity relationship (SAR) studies.

From an applications perspective, 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine is pivotal in designing kinase inhibitors and GPCR-targeted therapeutics. Its benzoxazole-amine motif is often explored for modulating protein-protein interactions, a hot topic in "targeted cancer therapy" research. Additionally, its photoluminescent properties align with trends in "organic light-emitting diodes (OLEDs)" and "bioimaging agents," as evidenced by rising Google Scholar citations.

The synthesis of CAS 293737-81-2 typically involves cyclization of 2-amino-4-nitrophenol with 3-bromobenzoyl chloride, followed by reduction of the nitro group to an amine. This process highlights the compound's adaptability to high-throughput combinatorial chemistry, a frequently searched term in "automated organic synthesis" discussions. Analytical characterization via HPLC, NMR, and mass spectrometry ensures high purity, critical for reproducibility in peer-reviewed studies.

Environmental and regulatory considerations for 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine emphasize its classification as a non-hazardous research chemical under standard handling protocols. Its stability under ambient conditions makes it suitable for "green chemistry" initiatives, another trending topic in scientific forums. Researchers often inquire about "scaling up benzoxazole derivatives" or "solubility of CAS 293737-81-2 in polar solvents," indicating practical industrial interest.

In conclusion, 2-(3-Bromophenyl)-1,3-benzoxazol-5-amine exemplifies the intersection of medicinal chemistry and materials science. Its structural features and multifunctional reactivity position it as a key player in addressing contemporary challenges like "precision medicine" and "sustainable electronics." Ongoing studies continue to uncover novel applications, reinforcing its status as a cornerstone in modern organic synthesis.

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