Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives

Mannich base of pyrazolines 3(a–e) under both conventional and microwave irradiation was synthesized. All the synthesised compounds were purified by recrystallisation, characterized on the basis of UV, IR, and NMR spectroscopy, and further supported by mass spectroscopy. The resul...

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Main Authors: P. C. Jagadish, Neeraj Soni, Amita Verma
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2013/765768
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author P. C. Jagadish
Neeraj Soni
Amita Verma
author_facet P. C. Jagadish
Neeraj Soni
Amita Verma
author_sort P. C. Jagadish
collection DOAJ
description Mannich base of pyrazolines 3(a–e) under both conventional and microwave irradiation was synthesized. All the synthesised compounds were purified by recrystallisation, characterized on the basis of UV, IR, and NMR spectroscopy, and further supported by mass spectroscopy. The result obtained confirms superiority of microwave irradiation method over classical heating one. The molecular properties and Lipinski rule of five for compounds 3(a–e) were determined by Molinspiration. The synthesized compounds were subsequently evaluated for the antioxidant activity. All the compounds were found in compliance with Lipinski “Rule of Five”, and compound 3e having p-hydroxyl substitution showed best antioxidant activity as compared to ascorbic acid and rutin.
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spelling doaj-art-1c81f8f9d93649da8f398aee65fce7a62025-02-03T01:32:11ZengWileyJournal of Chemistry2090-90632090-90712013-01-01201310.1155/2013/765768765768Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines DerivativesP. C. Jagadish0Neeraj Soni1Amita Verma2Manipal College of Pharmaceutical Sciences, Manipal, IndiaNovarstis Healthcare Private Limited, Hyderabad, Andhra Pradesh, IndiaDepartment of Pharmaceutical Sciences, Sam Higginbottom Institute of Agriculture, Technology and Sciences Deemed to be University, Allahabad, Uttar Pradesh 211007, IndiaMannich base of pyrazolines 3(a–e) under both conventional and microwave irradiation was synthesized. All the synthesised compounds were purified by recrystallisation, characterized on the basis of UV, IR, and NMR spectroscopy, and further supported by mass spectroscopy. The result obtained confirms superiority of microwave irradiation method over classical heating one. The molecular properties and Lipinski rule of five for compounds 3(a–e) were determined by Molinspiration. The synthesized compounds were subsequently evaluated for the antioxidant activity. All the compounds were found in compliance with Lipinski “Rule of Five”, and compound 3e having p-hydroxyl substitution showed best antioxidant activity as compared to ascorbic acid and rutin.http://dx.doi.org/10.1155/2013/765768
spellingShingle P. C. Jagadish
Neeraj Soni
Amita Verma
Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
Journal of Chemistry
title Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
title_full Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
title_fullStr Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
title_full_unstemmed Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
title_short Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives
title_sort design synthesis and in vitro antioxidant activity of 1 3 5 trisubstituted 2 pyrazolines derivatives
url http://dx.doi.org/10.1155/2013/765768
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