Type: Article

4-(p-Chloro)phenyl-1,2,4-triazole-3,5-dione as a novel and reusable reagent for the oxidation of 1,3,5-trisubstituted pyrazolines under mild conditions

Journal: Tetrahedron Letters (00404039)Year: 2006/01/30Volume: Issue: 5

Zolfigol M.A. Azarifar D.Mallakpour S.Mohammadpoor Baltork I.^a Forghaniha A.

a :University of Isfahan - IRAN(IR) - Isfahan

DOI:10.1016/j.tetlet.2005.11.088Language: English

Abstract

4-(p-Chloro)phenyl-1,3,4-triazole-3,5-dione is used as an effective oxidizing agent for the oxidation of 1,3,5-trisubstituted pyrazolines to their corresponding pyrazoles under mild conditions with moderate to good yields at room temperature. © 2005 Elsevier Ltd. All rights reserved.