Process for the production of anilines

Details Process for the production of anilines Process for the production of anilines

C - Chemistry, Metallurgy

07

C

C07C 209/10 (2006.01) C07C 211/45 (2006.01)

Patent

CA 2587554

The present invention relates to a process for the preparation of compounds of formula (I) wherein R1, R2 and R3 are each independently of the others hydrogen or methyl, by reaction of compounds of formula (II) wherein R1, R2 and R3 are as defined for formula (I) and X is bromine or chlorine, with ammonia in the presence of a catalytic amount of at least one copper- containing compound.

L'invention concerne un procédé permettant de préparer les composés représentés par la formule (I), dans laquelle R1, R2 et R3 représentent chacun individuellement hydrogène ou méthyle, par réaction des composés représentés par la formule (II), dans laquelle R1, R2 et R3 ont les mêmes significations que dans la formule (I), et X représent bromure ou chlorure, avec de l'ammoniac, en présence d'une quantité catalytique d'au moins un composé contenant du cuivre.

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