METHOD FOR PREPARATION OF 6-TRIFLUOROMETHYLPYRIDINE-3-CARBOXYLIC ACID DERIVATIVES FROM TRIFLUOROACETYLACETIC ACID

METHOD FOR PREPARATION OF 6-TRIFLUOROMETHYLPYRIDINE-3-CARBOXYLIC ACID DERIVATIVES FROM TRIFLUOROACETYLACETIC ACID

The invention discloses a method for the preparation of 6-trifluoromethylpyridine-3-carboxylic acid derivatives (I) from trifluoroacetylacetic acid (II) and orthoesters (III), and their use for the preparation of pharmaceutical, chemical or agro-chemical products.

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Bibliographische Detailangaben
Hauptverfasser: Zaragoza Doerwald Florencio, Taeschler Christoph, Bersier Michael
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The invention discloses a method for the preparation of 6-trifluoromethylpyridine-3-carboxylic acid derivatives (I) from trifluoroacetylacetic acid (II) and orthoesters (III), and their use for the preparation of pharmaceutical, chemical or agro-chemical products.