Process for the preparation of bis-dihaloalkyl pyrazoles

The present invention relates to a process for the preparation of bis-dihaloalkyl pyrazoles starting from diketones and acyl halides reacted with a Lewis acid, and a subsequent reaction with a substituted hydrazine.

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Bibliographic Details
Main Authors JAWALEKAR, ANUP, SMITS, HELMARS, PAL, SITARAM, JACKSON, DAVID ANTHONY, QUARANTA, LAURA
Format Patent
LanguageChinese
English
Published 16.11.2014
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to a process for the preparation of bis-dihaloalkyl pyrazoles starting from diketones and acyl halides reacted with a Lewis acid, and a subsequent reaction with a substituted hydrazine.
Bibliography:Application Number: TW20143104867