Zinc‐Catalysed [3+2] Cycloaddition of Enaminone with Tosylhydrazide to Synthesise 1H‐pyrazole via C–N and S–N Bond Cleavage
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DOI: 10.1002/ajoc.202400549
Abstract: A novel and practical zinc‐catalysed synthesis of 1H‐pyrazole has been developed. The one‐pot protocol enables the cycloaddition of enaminone and tosylhydrazide via C–N and S–N bond breaking process, leading to diverse mono‐substituted pyrazole derivatives in… read more here.
Keywords: enaminone tosylhydrazide; via bond; cycloaddition enaminone; zinc catalysed ... See more keywords