• 1. An intensified π-hole in beryllium-doped boron nitride meshes: its determinant role in CO2 conversion into hydrocarbon fuels?
  Luis Miguel Azofra,Douglas R. MacFarlane,Chenghua Sun Chem. Commun., 2016,52, 3548-3551
• 2. An amorphous carbon nitride/NiO/CoN-based composite: a highly efficient nonprecious electrode for supercapacitors and the oxygen evolution reaction?
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• 3. An alumina stabilized graphene oxide wrapped SnO2 hollow sphere LIB anode with improved lithium storage?
  Xiang Liu,Qian Sun,A. B. Djuri?i?,Maohai Xie,Baohu Dai,Jinyao Tang,Charles Surya,Changzhong Liao,Kaimin Shih RSC Adv., 2015,5, 100783-100789
• 4. An artificial blood vessel implanted three-dimensional microsystem for modeling transvascular migration of tumor cells?
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• 5. An atomistic mechanism for the degradation of perovskite solar cells by trapped charge?
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Introduction to 4-Bromo-6-chloropicolinaldehyde (CAS No. 1060811-63-3)

4-Bromo-6-chloropicolinaldehyde, identified by the Chemical Abstracts Service Number (CAS No.) 1060811-63-3, is a highly versatile and significant intermediate in the field of organic synthesis and pharmaceutical chemistry. This compound, featuring both bromo and chloro substituents on a pyridine ring with an aldehyde functional group, has garnered considerable attention due to its utility in the development of various bioactive molecules. The strategic placement of halogen atoms on the aromatic core enhances its reactivity, making it a valuable building block for constructing more complex structures.

The aldehyde moiety in 4-Bromo-6-chloropicolinaldehyde serves as a reactive site for condensation reactions, allowing for the formation of Schiff bases, imines, and other heterocyclic compounds. These derivatives have been extensively studied for their potential applications in medicinal chemistry, agrochemicals, and material science. The presence of both bromine and chlorine atoms provides additional handles for further functionalization via cross-coupling reactions such as Suzuki-Miyaura, Stille, or Buchwald-Hartwig couplings, enabling the synthesis of a wide array of pharmacophores.

In recent years, 4-Bromo-6-chloropicolinaldehyde has been explored as a key intermediate in the synthesis of small-molecule inhibitors targeting various biological pathways. For instance, its derivatives have shown promise in inhibiting kinases and other enzymes implicated in cancer and inflammatory diseases. The halogenated pyridine scaffold is particularly attractive due to its ability to engage in multiple non-covalent interactions with biological targets, enhancing binding affinity and selectivity.

One notable application of 4-Bromo-6-chloropicolinaldehyde is in the development of antiviral agents. Researchers have leveraged its structural features to design molecules that disrupt viral replication mechanisms. The aldehyde group facilitates the formation of covalent bonds with nucleophilic residues in viral proteins or nucleic acids, leading to inhibitory effects. Furthermore, the halogen atoms can be tailored to optimize interactions with specific viral targets, demonstrating the compound’s adaptability in drug design.

The synthesis of 4-Bromo-6-chloropicolinaldehyde typically involves halogenation reactions on a pre-formed pyridine aldehyde backbone. Advanced synthetic methodologies have been developed to achieve high yields and purity, ensuring its suitability for industrial-scale production. Techniques such as transition-metal catalysis and flow chemistry have been employed to streamline the process while maintaining efficiency.

From a material science perspective, 4-Bromo-6-chloropicolinaldehyde derivatives have been investigated for their potential use in organic electronics. The conjugated system provided by the pyridine ring and the aldehyde group allows for the development of light-emitting diodes (LEDs) and organic photovoltaics (OPVs). The halogen substituents can modulate electron transport properties, making this compound a candidate for optimizing device performance.

The pharmaceutical industry has also harnessed the versatility of 4-Bromo-6-chloropicolinaldehyde in fragment-based drug discovery. By synthesizing libraries of its derivatives, researchers can rapidly screen for compounds with desired biological activity. This approach has accelerated the identification of lead candidates for further optimization into therapeutic agents.

Environmental considerations are increasingly being integrated into the design and application of compounds like 4-Bromo-6-chloropicolinaldehyde. Efforts are underway to develop greener synthetic routes that minimize waste and hazardous byproducts. Additionally, studies are focused on understanding the metabolic pathways by which these compounds are processed in vivo, ensuring their safety and efficacy when used in medical applications.

The future prospects for 4-Bromo-6-chloropicolinaldehyde are promising, with ongoing research exploring new synthetic strategies and applications. As our understanding of molecular interactions deepens, this compound is expected to play an even greater role in addressing complex challenges in medicine and technology.

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