Process for the preparation of pyrazoles

A "one-pot" process is described herein for the production of pyrazole compounds of general formula (II)comprising the steps of reacting a compound of general formula (III)with an acylating agent in the presence of a base and an optional activating agent followed by the addition of a hydra...

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Bibliographische Detailangaben
Hauptverfasser: JAMES HARRIS LAURENCE, CHARLES LEVETT PHILIP
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A "one-pot" process is described herein for the production of pyrazole compounds of general formula (II)comprising the steps of reacting a compound of general formula (III)with an acylating agent in the presence of a base and an optional activating agent followed by the addition of a hydrazine compound in situ.