Processes for the preparation of amides

Details Processes for the preparation of amides Processes for the preparation of amides

C - Chemistry, Metallurgy

07

C

C07C 31/02 (2006.01) C07C 33/22 (2006.01)

Patent

CA 2725237

The invention relates to a process for the preparation of intermediates useful in the preparation of fungicidally active phenylpropargylether derivatives. The process involves coupling of carboxylic acid with an amine in (a) the absence of a catalyst; (b) the presence of a boronic acid catalyst.

L'invention concerne un procédé de préparation d'intermédiaires utilisés dans la préparation de dérivés de phénylpropargyléther à activité fongicide. Le procédé précité consiste à coupler un acide carboxylique à une amine (a) en l'absence de catalyseur; (b) en présence d'un catalyseur acide boronique.

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