• 1. Excellent mechanical performance and enhanced dielectric properties of OBC/SiO2 elastomeric nanocomposites: effect of dispersion of the SiO2 nanoparticles?
  Xing Zhao,Lu Bai,Rui-Ying Bao,Zheng-Ying Liu,Ming-Bo Yang,Wei Yang RSC Adv., 2017,7, 46297-46305
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• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Phenethylamines

Introduction to 2-(2,6-difluorophenyl)ethan-1-amine (CAS No. 17291-90-6)

2-(2,6-difluorophenyl)ethan-1-amine, identified by the Chemical Abstracts Service Number (CAS No.) 17291-90-6, is a fluorinated aromatic amine that has garnered significant attention in the field of pharmaceutical chemistry and medicinal research. This compound, featuring a benzene ring substituted with two fluorine atoms at the 2 and 6 positions and an amine functional group at the 1-position of the ethyl chain, exhibits unique chemical properties that make it a valuable intermediate in the synthesis of various bioactive molecules.

The structural motif of 2-(2,6-difluorophenyl)ethan-1-amine combines the electron-withdrawing effect of fluorine atoms with the basicity of the amine group, creating a molecule with potential applications in drug discovery. The presence of fluorine atoms not only influences the electronic distribution of the aromatic ring but also enhances metabolic stability and binding affinity in biological targets. This has led to its exploration as a building block in the development of novel therapeutic agents.

In recent years, there has been growing interest in fluorinated amines due to their role in modulating pharmacokinetic and pharmacodynamic properties of small-molecule drugs. The amine moiety in 2-(2,6-difluorophenyl)ethan-1-amine serves as a versatile handle for further functionalization, allowing chemists to attach various pharmacophores and explore new chemical space. This flexibility has made it a useful scaffold in medicinal chemistry campaigns targeting neurological disorders, inflammatory diseases, and anticancer therapies.

One of the most compelling aspects of 2-(2,6-difluorophenyl)ethan-1-amine is its potential as a precursor in the synthesis of kinase inhibitors. Kinases are critical enzymes involved in cell signaling pathways, and their dysregulation is often associated with cancer and inflammatory diseases. By incorporating this fluorinated amine into kinase inhibitors, researchers aim to improve binding affinity and selectivity against target enzymes. For instance, studies have shown that fluorinated aromatic amines can enhance interactions with hinge regions of kinases, leading to more potent and selective inhibitors.

Moreover, the fluorine atoms at positions 2 and 6 in the benzene ring contribute to the lipophilicity and metabolic stability of 2-(2,6-difluorophenyl)ethan-1-amine, which are crucial factors for drug-like properties. These attributes have been leveraged in the design of next-generation antiviral agents. Recent research has highlighted the use of fluorinated amines in developing inhibitors against viral proteases and polymerases. The enhanced stability provided by fluorine substitution allows these compounds to withstand enzymatic degradation, thereby improving their therapeutic efficacy.

The pharmaceutical industry has also explored 2-(2,6-difluorophenyl)ethan-1-amine as a key intermediate in the synthesis of central nervous system (CNS) drugs. The ability to modulate both lipophilicity and basicity through fluorination provides a strategic advantage in designing molecules that can cross the blood-brain barrier while maintaining sufficient bioavailability. This has been particularly relevant in the development of novel antidepressants and antipsychotics, where fluorinated amines have shown promise in preclinical studies.

From a synthetic chemistry perspective, 2-(2,6-difluorophenyl)ethan-1-amine offers an excellent platform for exploring different reaction pathways. The combination of a reactive amine group and a stable aromatic ring allows for diverse functionalizations, including nucleophilic substitutions, reductive amination, and coupling reactions with carboxylic acids or aldehydes. These transformations have enabled chemists to generate libraries of derivatives with tailored properties for high-throughput screening (HTS).

In conclusion, 2-(2,6-difluorophenyl)ethan-1-amine (CAS No. 17291-90-6) represents a significant compound in modern drug discovery due to its structural features and versatility as an intermediate. Its applications span across multiple therapeutic areas, including oncology, virology, and neurology, underscoring its importance in medicinal chemistry research. As synthetic methodologies continue to evolve, further exploration of this compound is expected to yield novel insights into its potential as a pharmacological tool.

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