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The kinetics of the ring‐into‐ring conversion of some new (Z)‐phenylhydrazones of 3‐benzoyl‐1,2,4‐oxadiazole containing different nitrogen‐substituents at C‐5 (3b–d; X = NHMe, NMe2, and NHCOMe) into the relevant triazoles 4b–d have been examined in a wide range of pS+ (0.1–11.9) in 1:1 (v/v) dioxane/water solution. The obtained results have been compared with previous data concerning the (Z)‐phenylhydrazone...
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