Method for production of .alpha., .beta.-unsaturated amide...

Details Method for production of .alpha., .beta.-unsaturated amide... Method for production of .alpha., .beta.-unsaturated amide...

C - Chemistry, Metallurgy

07

C

C07C 231/12 (2006.01) C07C 233/09 (2006.01) C07D 207/38 (2006.01)

Patent

CA 2531603

The invention relates to a method for production of .alpha.,.beta.-unsaturated amide compounds of general formula (I): whereby (A) a protective group is introduced into a molecule of general formula (II) to give a compound of formula (III), (B) the compound obtained is reacted in the presence of (i) a dehydrogenation catalyst and (ii) a suitable oxidation agent and (C) the protective groups are removed.

L'invention concerne des procédés permettant de produire des composés amide .alpha.,.beta.-insaturés de formule générale (I), (B) par insertion, dans un composé de formule générale (II), de groupes protecteurs, de sorte à créer un composé de formule générale (III) ; (B) par réaction du composé obtenu en présence (i) d'un catalyseur de déshydrogénation et (ii) d'un agent d'oxydation approprié, et (C) par élimination des groupes de protection.

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