Dengue is one of the most typical viral infection categorized in the Neglected Tropical Diseases (NTDs). It is transmitted via the female Aedes aegypti mosquito to humans and majorly puts risk to the lives of more than half of the world. Recent advancements in medicinal chemistry have led to the design and development of numerous potential heterocyclic scaffolds as antiviral drug candidates for the inhibition of the dengue virus (DENV). Thus, in this review, we have discussed the significance of inhibitory and antiviral activities of nitrogen, oxygen, and mixed (nitrogen-sulfur and nitrogen-oxygen) heterocyclic scaffolds that are published in the last seven years (2016-2022). Furthermore, we have also discussed the probable mechanisms of action and the diverse structure-activity relationships (SARs) of the heterocyclic scaffolds. In addition, this review has elaborately outlined the mechanism of viral infection and the life cycle of DENV in the host cells. The wide set of heterocycles and their SARs will aid in the development of pharmaceuticals that will allow the researchers to synthesize the promising anti-dengue drug candidate in the future.
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http://dx.doi.org/10.1016/j.ejmech.2022.114576 | DOI Listing |
Org Lett
January 2025
Department of Organic Chemistry, College of Chemistry, Jilin University, 2699 Qianjin Street, Changchun 130012, P. R. China.
A Cu-catalyzed relay process for the preparation of diazidated quinazolinone and polycyclic imidazole derivatives in which readily available alkene-tethered substrates undergo an addition/cyclization/C(sp)-H functionalization of alkene sequences with high efficiency is described. Various functionalized N-heteropolycyclic compounds were readily prepared in good yields with a broad substrate scope. Moreover, the direct azidation of the α-C(sp)-H bond of the corresponding N-heterocycles has been demonstrated on the basis of mechanistic studies, which provide an alternative late-stage functionalization approach for the derivatization of N-heterocyclic scaffolds.
View Article and Find Full Text PDFJ Am Chem Soc
January 2025
Merck Center for Catalysis at Princeton University, Princeton, New Jersey 08544, United States.
The direct synthesis of C(sp)-rich architectures is a driving force for innovation in synthetic organic chemistry. Such scaffolds impart beneficial properties onto drug molecules that correlate with greater clinical success. Consequently, there is a strong impetus to develop new methods by which to access sp-rich molecules from commercial feedstocks, such as alkenes.
View Article and Find Full Text PDFCurr Top Med Chem
January 2025
Integrated Drug Discovery Centre, Department of Pharmaceutical Chemistry, Acharya & BM Reddy College of Pharmacy, Bengaluru 560107, Karnataka, India.
Despite ongoing advancements in drug design and developments, breast cancer remains a serious and devastating disease and is ranked as the second most common illness in women. Breast cancer rates have increased significantly during the last 40 years. This necessitates the development of novel treatment techniques.
View Article and Find Full Text PDFJ Am Chem Soc
January 2025
The State Key Laboratory of Molecular Engineering of Polymers and Department of Macromolecular Science, Fudan University, Shanghai 200438, P. R China.
Designing artificial enzymes for in vivo catalysis presents a great challenge due to biomacromolecule contamination, poor biodistribution, and insufficient substrate interaction. Herein, we developed single-chain polymeric nanoparticles with Cu/N-heterocyclic carbene active sites (SCNP-Cu) to function as peroxidase mimics for in vivo catalysis and chemo-dynamic therapy (CDT). Compared with the enzyme mimics based on unfolded linear polymer scaffold and multichain cross-linked scaffold, SCNP-Cu exhibits improved tumor accumulation and CDT efficiency both in vitro and in vivo.
View Article and Find Full Text PDFCurr Top Med Chem
January 2025
Department of Pharmacy, Panipat Institute of Engineering & Technology (PIET) Samalkha, Panipat, Haryana-132102, India.
Phenyl amino pyrimidine attracts researchers due to its versatile scaffold and medicinal significance. This significant moiety present in the Imatinib contributed to medicinal chemistry. In this manuscript, we reviewed various derivatives of Imatinib containing 2-phenylaminopyrimidine, which has a variety of roles, especially in the anti-cancer category.
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