Results 1 to 10 of about 708 (142)

Electrochemical synthesis of spirooxindole-pyranopyrazole and spirooxindole-chromene derivatives as inhibitors of acetylcholinesterase [PDF]

open access: yesBMC Chemistry
An efficient, reliable, and cost-effective approach was applied for the electrochemical synthesis of spirooxindole-pyranopyrazole and spirooxindole-chromene derivatives.
Reem M. Elsapagh   +3 more
doaj   +4 more sources

Spirooxindole: A Versatile Biologically Active Heterocyclic Scaffold

open access: yesMolecules, 2023
Spirooxindoles occupy an important place in heterocyclic chemistry. Many natural spirooxindole-containing compounds have been identified as bio-promising agents. Synthetic analogs have also been synthesized utilizing different pathways.
Siva S. Panda   +3 more
doaj   +3 more sources

Novel spirooxindole-triazole derivatives: unveiling [3+2] cycloaddition reactivity through molecular electron density theory and investigating their potential cytotoxicity against HepG2 and MDA-MB-231 cell lines [PDF]

open access: yesFrontiers in Chemistry
A novel analogue of hybrid spirooxindoles was synthesized employing a systematic multistep synthetic approach. The synthetic protocol was designed to obtain a series of spirooxindole derivatives incorporating triazolyl-s-triazine framework via [3 + 2 ...
Ihab Shawish   +11 more
doaj   +2 more sources

The Therapeutic Potential of Spirooxindoles in Cancer: A Focus on p53–MDM2 Modulation [PDF]

open access: yesPharmaceuticals
The p53, often referred to as the “guardian of the genome”, is a well-established tumor-suppressor protein that plays a critical role in regulating the cell cycle, DNA repair, differentiation, and apoptosis, with its activity primarily modulated by the ...
Adel S. Girgis   +8 more
doaj   +2 more sources

Nanoformulation of Spirooxindole and Methods for Treating Hepatocellular Carcinoma [PDF]

open access: yesPharmaceutics
Objectives: This in vivo study introduces a newly developed spirooxindole derivative that is deemed safe and effective as a potential targeted therapy for various cancers.
Assem Barakat   +6 more
doaj   +2 more sources

Activation of p53 signaling and regression of breast and prostate carcinoma cells by spirooxindole-benzimidazole small molecules [PDF]

open access: yesFrontiers in Pharmacology
This study discusses the synthesis and use of a new library of spirooxindole-benzimidazole compounds as inhibitors of the signal transducer and activator of p53, a protein involved in regulating cell growth and cancer prevention.
Assem Barakat   +8 more
doaj   +2 more sources

Corrigendum: Discovery of spirooxindole-derived small-molecule compounds as novel HDAC/MDM2 dual inhibitors and investigation of their anticancer activity [PDF]

open access: yesFrontiers in Oncology, 2023
Qian Zhao   +9 more
doaj   +2 more sources

Discovery of a cytochrome P450 enzyme catalyzing the formation of spirooxindole alkaloid scaffold

open access: yesFrontiers in Plant Science, 2023
Spirooxindole alkaloids feature a unique scaffold of an oxindole ring sharing an atom with a heterocyclic moiety. These compounds display an extensive range of biological activities such as anticancer, antibiotics, and anti-hypertension.
Tuan-Anh M. Nguyen   +5 more
doaj   +1 more source

Stereoselective Synthesis of the Di-Spirooxindole Analogs Based Oxindole and Cyclohexanone Moieties as Potential Anticancer Agents

open access: yesMolecules, 2021
A new series of di-spirooxindole analogs, engrafted with oxindole and cyclohexanone moieties, were synthesized. Initially, azomethine ylides were generated via reaction of the substituted isatins 3a–f (isatin, 3a, 6-chloroisatin, 3b, 5-fluoroisatin, 3c ...
Abdullah Mohammed Al-Majid   +7 more
doaj   +1 more source

Synthesis and Diversification of Chiral Spirooxindoles via Organocatalytic Cascade Reactions

open access: yesChemistry Proceedings, 2023
The synthesis of chiral spirooxindoles through different amino catalytic activation modes is described herein. Several alkenylisatins were obtained from the Knoevenagel reaction of isatin and activated methylene derivatives containing electron ...
Jessica Navarro Vega   +2 more
doaj   +1 more source

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