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US 8,912,342 B2Granted
Pyrazole synthesis by coupling of carboxylic acid derivatives and enamines
AssigneeWestfäLische Wilhelms-UniversitäT MüNster
InventorsFrank Glorius, Mamta Suri
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Abstract
A method of synthesizing Pyrazoles by means of the oxidative conversion of Enamines with suitable N-containing carboxylic acid derivatives in the presence of copper ions and 2-picolinic acid derivatives is provided.
Claims5
A method comprising:
- producing Pyrazoles by means of a conversion of Enamines and nitriles in the presence of an oxidation agent, copper ions, and 2-picolinic acid (derivatives).
Dependencies are inferred from the claim text.