Alzheimer's disease (AD) is a long-term neurodegenerative condition that impairs cognitive abilities. In brain acetylcholine deficit and oxidative stress may be considered the key pathogenic causes for AD, even though the basic etiology is still unknown. The effects of some novel pyrrolidine-2-one derivatives on the learning and memory deficits caused by scopolamine in mice were examined in the current study. The learning and memory parameters were assessed using the morris water maze test, rota rod test the and locomotor activity. A number of biochemical factors were also evaluated, including acetylcholinesterase (AChE), lipid peroxidation (LPO), reduced glutathione (GSH), superoxide dismutase (SOD), catalase (CA), and nitrite oxide (NO) assay. The current study shows that these derivatives were more effective and comparable to donepezil at treating the behavioral and biochemical changes brought on by scopolamine. The observed results showed pyrrolidine-2-one derivatives as a promising candidate for diseases associated with cognitive deficits.
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http://dx.doi.org/10.1016/j.pbb.2023.173602 | DOI Listing |
Org Lett
January 2025
State Key Laboratory of Chemical Resource Engineering, Department of Organic Chemistry, College of Chemistry, Beijing University of Chemical Technology, Beijing 100029, People's Republic of China.
The cascade reaction of 3-diazo-2-sulfonyliminoindolines and -methoxymethyl--[(trimethylsilyl)methyl]benzylamines generates 2-sulfonylimino-1',3',4',6'-tetrahydro-2'-spiro[indoline-3,5'-pyrimidine] and spiro[indoline-3,3'-pyrrolidine] derivatives simultaneously under the catalysis of TFA and blue light irradiation. Their formation mechanisms were proposed on the basis of isotope-labeled experiments and HRMS analysis of the controlled experiment mixture, showing new reaction pathways. The current reaction provides a new strategy for the synthesis of biologically important spiro[indoline-3,3'-pyrrolidine]-2-one derivatives.
View Article and Find Full Text PDFMol Divers
July 2024
Department of Chemistry, Government College University Faisalabad, Faisalabad, 38000, Pakistan.
The chemistry of nitrogen-containing heterocyclic compounds has been a multifaceted area of research for an extended period due to their varied therapeutic and biological significance. N-Aryl pyrrolidine formed by condensation of aryl group with nitrogen atom of pyrrolidine is present in a wide array of compounds. Various significant activities shown by N-arylated pyrrolidine include anti-Alzheimer, antihypoxic, anticancer, plant activator, analgesic effect, and hepatitis C inhibitor.
View Article and Find Full Text PDFJ Nucl Med
February 2024
Yale PET Center, New Haven, Connecticut
Pharmacol Biochem Behav
August 2023
Department of Pharmacy, Banasthali Vidyapith, Banasthali, Rajasthan, India. Electronic address:
Alzheimer's disease (AD) is a long-term neurodegenerative condition that impairs cognitive abilities. In brain acetylcholine deficit and oxidative stress may be considered the key pathogenic causes for AD, even though the basic etiology is still unknown. The effects of some novel pyrrolidine-2-one derivatives on the learning and memory deficits caused by scopolamine in mice were examined in the current study.
View Article and Find Full Text PDFRSC Adv
February 2023
Department of Chemistry, University of North Bengal District-Darjeeling West Bengal India +91 0353 2699001 +91 0353 2776381.
A green, novel and eco-efficient synthetic route towards the synthesis of highly substituted bio-active pyrrolidine-2-one derivatives was demonstrated using β-cyclodextrin, a water-soluble supramolecular solid as a green and eco-benign catalyst at room temperature under water-ethanol solvent medium. The exploration of the green catalyst β-cyclodextrin for the metal-free one-pot three-component synthesis of a wide range of highly functionalized bio-active heterocyclic pyrrolidine-2-one moieties from easily available aldehydes and amines explains the superiority and uniqueness of this protocol.
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