Title Synthesis and antimitotic activity of 2-phenyl-6-pyridinyl-2H-pyrazolo[4,3-c]pyridines
Authors Milišiūnaitė, Vaida ; Řezníčková, Eva ; Bieliauskas, Aurimas ; Vojáčková, Veronika ; Molitorová, Veronika ; Šalvytė-Nikliauzienė, Austėja ; Belyakov, Sergey ; Žukauskaitė, Asta ; Arbačiauskienė, Eglė ; Kryštof, Vladimír ; Šačkus, Algirdas
DOI 10.1039/d5ra09208f
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Is Part of RSC Advances.. Cambridge : Royal Society of Chemistry. 2026, vol. 16, iss. 27, p. 24822-24837.. ISSN 2046-2069
Abstract [eng] An efficient synthetic route to 2-phenyl-6-pyridinyl-2H-pyrazolo[4,3-c]pyridines, alongside comprehensive structural elucidation and biological evaluation, is reported. Among the newly synthesized compounds, 7f, which contains 4-fluorophenyl and pyridin-2-yl substituents at the 2- and 6-positions, respectively, exhibited the strongest submicromolar cytotoxicity across various cancer cell lines. This compound compromised microtubule integrity, induced mitotic defects and aberrant cytokinesis, triggered endoreduplication, and ultimately resulted in cell death. Our findings highlight the potential of these pyrazolo[4,3-c]pyridine derivatives as antimitotic agents, providing a basis for further development of anticancer therapeutics.
Published Cambridge : Royal Society of Chemistry
Type Journal article
Language English
Publication date 2026
CC license CC license description