1,2,4-Triazole derivative, method for preparing the same, and pharmaceutical composition containing the same

Abstract

A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided: 1 wherein: R1 represents naphthyl, indolyl, benzofuranyl, benzothienyl, benzimidazolyl, benzothiazolyl, benzotriazolyl, benzooxazolyl, quinolinyl, or isoquinolinyl; wherein, R1 is optionally substituted at a substitutable position with one or more radicals independently selected from halogen, hydroxy, nitro, C1-C6 alkyl, C1-C6 haloalkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, cyano, amino, monoalkylamino, and dialkylamino; R2 represents methyl or amino; and A, B, C, and D each independently represent carbon or nitrogen.

Dependencies are inferred from the claim text.