Synthesis of 3-Phenyl coumarin by Using Phase Transper as a Green Catalysts
Keywords:
Salicylaldehyde, Phenyl Acetyl Chloride, Toluene, Sodium Hydroxide, Different Phase Transfer Catalysts, Automatic Hot Plat With Stirring Setup.Abstract
Coumarins play an important role in biological activities and perfumery industries, their derivatives are widely used. In this method 3- Phenyl Coumarins prepared by using Salicylaldehyde, Phenyl acetyl chloride, Toluene, PTC, aqueous NaOH solutions .The reaction is simple and one pot. The aqueous layer and solvents recycled for next reactions .The kinetic study also done. Thus due recyclability of catalyst, solvent and raw materials, the process adheres principles of green chemistry.
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