One pot synthesis of 4-(2-hydroxybenzoyl)-pyrazoles from 3-formylchromones under microwave irradiation in solvent free conditions

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Taylor and Francis Group
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    Abstract

    The synthesis of 4-(-2-hydroxybenzoyl)pyrazoles (3) was achieved in a single step by the reaction of 3-formylchromones (1) with Phenylhydrazine or Tosylhydrazine under microwave irradiation without a solvent

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      Last time updated on 05/04/2020