Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents

Phenytoin (5,5'-dipenylimidazolidine-2,4-dione) is the prime example of anticonvulsant agent. According to reported procedure, it is synthesized by condensation of benzil and urea in presence of base (30% w/v NaOH) using ethanol as solvent which itself acts as CNS stimulant. Removal of solvent...

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Main Authors: Abhijit Kadam, Sampada Jangam, Rajesh Oswal
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:E-Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2011/159430
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author Abhijit Kadam
Sampada Jangam
Rajesh Oswal
author_facet Abhijit Kadam
Sampada Jangam
Rajesh Oswal
author_sort Abhijit Kadam
collection DOAJ
description Phenytoin (5,5'-dipenylimidazolidine-2,4-dione) is the prime example of anticonvulsant agent. According to reported procedure, it is synthesized by condensation of benzil and urea in presence of base (30% w/v NaOH) using ethanol as solvent which itself acts as CNS stimulant. Removal of solvent after synthesis is most difficult and non-assured process. In case of phenytoin transformation in polymorphism plays an important role when solvent other than water is used. About 30% extra cost is calculated if solvent other than water is used. Therefore by application of green chemistry principle phenytoin was synthesized by condensation of benzil and urea in presence of base (30% NaOH) and water as green solvent. This compound was characterized on the basis of its spectral (IR, 1H NMR) data and evaluated for anticonvulsant activity using MES induced and PTZ induced seizure models in Swiss albino mice. Significant anticonvulsant activity was found by using 25 mg/kg and 50 mg/kg of phenytoin compared with standard phenytoin at 25 mg/kg dose.
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institution Kabale University
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spelling doaj-art-93938e02f85b41d0a3ea65a4feac448f2025-02-03T06:08:00ZengWileyE-Journal of Chemistry0973-49452090-98102011-01-018S1S47S5210.1155/2011/159430Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant AgentsAbhijit Kadam0Sampada Jangam1Rajesh Oswal2JSPM’s Charak College of Pharmacy and Research Gat No. 720/1&2, Wagholi, Pune-Nagar Road, Pune-412 207, IndiaJSPM’s Charak College of Pharmacy and Research Gat No. 720/1&2, Wagholi, Pune-Nagar Road, Pune-412 207, IndiaJSPM’s Charak College of Pharmacy and Research Gat No. 720/1&2, Wagholi, Pune-Nagar Road, Pune-412 207, IndiaPhenytoin (5,5'-dipenylimidazolidine-2,4-dione) is the prime example of anticonvulsant agent. According to reported procedure, it is synthesized by condensation of benzil and urea in presence of base (30% w/v NaOH) using ethanol as solvent which itself acts as CNS stimulant. Removal of solvent after synthesis is most difficult and non-assured process. In case of phenytoin transformation in polymorphism plays an important role when solvent other than water is used. About 30% extra cost is calculated if solvent other than water is used. Therefore by application of green chemistry principle phenytoin was synthesized by condensation of benzil and urea in presence of base (30% NaOH) and water as green solvent. This compound was characterized on the basis of its spectral (IR, 1H NMR) data and evaluated for anticonvulsant activity using MES induced and PTZ induced seizure models in Swiss albino mice. Significant anticonvulsant activity was found by using 25 mg/kg and 50 mg/kg of phenytoin compared with standard phenytoin at 25 mg/kg dose.http://dx.doi.org/10.1155/2011/159430
spellingShingle Abhijit Kadam
Sampada Jangam
Rajesh Oswal
Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
E-Journal of Chemistry
title Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
title_full Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
title_fullStr Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
title_full_unstemmed Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
title_short Application of Green Chemistry Principle in Synthesis of Phenytoin and Its Biogical Evaluation as Anticonvulsant Agents
title_sort application of green chemistry principle in synthesis of phenytoin and its biogical evaluation as anticonvulsant agents
url http://dx.doi.org/10.1155/2011/159430
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AT sampadajangam applicationofgreenchemistryprincipleinsynthesisofphenytoinanditsbiogicalevaluationasanticonvulsantagents
AT rajeshoswal applicationofgreenchemistryprincipleinsynthesisofphenytoinanditsbiogicalevaluationasanticonvulsantagents