Víctor Quezada

ORCID: 0000-0003-1876-2268
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About
Contact & Profiles
Research Areas
  • Synthesis and biological activity
  • Synthesis and Biological Evaluation
  • Veterinary medicine and infectious diseases
  • X-ray Diffraction in Crystallography
  • Conducting polymers and applications
  • Crystallization and Solubility Studies
  • Click Chemistry and Applications
  • Electrochemical Analysis and Applications
  • Cyclopropane Reaction Mechanisms
  • Synthesis and Characterization of Heterocyclic Compounds
  • Catalytic Alkyne Reactions
  • Catalytic C–H Functionalization Methods
  • Electrochemical sensors and biosensors
  • Quinazolinone synthesis and applications

Universidad Católica del Norte
2020-2025

The synthesis of (E)-1-(1-benzyl-5-methyl-1H-1,2,3-triazol-4-yl)-3-phenyl-2-propen-1-one derivatives was carried out in two steps, using benzylic chloride as starting material. structural determination intermediates and final products performed by spectroscopic methods: infrared spectroscopy, nuclear magnetic resonance spectroscopy mass spectrometry (IR, NMR, MS). In vitro evaluation cytotoxic activity on adherent non-adherent cells showed that triazole chalcones exhibited significant...

10.3390/ijms26073389 article EN International Journal of Molecular Sciences 2025-04-04

A novel series of 6-iodo-2-methylquinazolin-4-(3H)-one derivatives, 3a-n, were synthesized and evaluated for their in vitro cytotoxic activity. Compounds 3a, 3b, 3d, 3e, 3h showed remarkable activity on specific human cancer cell lines when compared to the anti-cancer drug, paclitaxel. Compound 3a was found be particularly effective promyelocytic leukaemia HL60 non-Hodgkin lymphoma U937, with IC50 values 21 30 μM, respectively. 3d significant against cervical HeLa (IC50 = 10 μM). The...

10.1039/d2ra03684c article EN cc-by-nc RSC Advances 2022-01-01

This article describes the development of a nickel-catalyzed regio- and diastereoselective formal [3+2] cycloaddition between N-substituted indoles donor–acceptor cyclopropanes to synthesize cyclopenta[b]indoles. Optimized reaction conditions provide desired nitrogen-containing cycloadducts in up 93% yield dr 8.6:1 with complete regioselectivity. The substrate scope showed high tolerance various substituted cyclopropanes, resulting synthesis six new cyclopenta[b]indoles isolation five...

10.3390/molecules29071604 article EN cc-by Molecules 2024-04-03
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