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■ Microwave-Assisted Synthesis of Phenylisoxazole Derivatives via 1,3-Dipolar Cycloaddition

Yan Zhang, Zhiwu Long, Yi Le, Li Liu, and Longjia Yan*

*School of Pharmaceutical Sciences, Guizhou University, 440 Chongyi Building,Guizhou University, Huaxi District, China

Abstract

In this paper, an efficient method was developed to prepare phenylisoxazoles via metal-free microwave-assisted 1,3-dipolar cycloaddition reaction. Thirty derivatives were synthesized under the optimal condition and identified by NMR and HRMS. The yield was good from 30% to 93%.