Preparation of 3-and 3, 5-substituted 1, 2, 4-triazoles

T Vaněk, V Velková, J Gut

Index: Vanek, Tomas; Velkova, Vlasta; Gut, Jiri Collection of Czechoslovak Chemical Communications, 1984 , vol. 49, # 11 p. 2492 - 2495

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Abstract

Abstract Ethyl 1, 2, 4-triazole-3-carboxylate (V), its 5-methyl and 5-phenyl derivatives (V and VI, respectively), 3-methyl-1, 2, 4-triazole (VIII), 3-phenyl-1, 2, 4-triazole (IX), 3, 5-dimethy-1, 2, 4-triazole (X), 3, 5-diphenyl-1, 2, 4-triazole (XI) and 3-phenyl-5-methyl-1, 2, 4-triazole (XII) were prepared in 40-70% yields by thermal cyclization of acylamidrazones III.