Process for arylamine production

Details Process for arylamine production Process for arylamine production

C - Chemistry, Metallurgy

07

C

C07C 209/68 (2006.01)

Patent

CA 2527059

Forming a 4-aminobiphenyl derivative arylamine compound, includes (i) providing a first disubstituted 4-aminobiphenyl compound; (ii) optionally formylating the first disubstituted 4-aminobiphenyl compound to form a bisformyl substituted compound where the first disubstituted 4-aminobiphenyl compound is not a bisformyl substituted compound; (iii) acidifying the bisformyl substituted compound to convert formyl functional groups into acid functional groups to form an acidified compound; and (iv) hydrogenating the acidified compound to saturate at least one unsaturated double bonds in the acidified compound.

Formation d'une arylamine dérivée du 4-aminobiphényle, comprenant i) la fourniture d'un premier composé de type 4-aminobiphényle disubstitué; ii) éventuellement la formylation du premier 4-aminobiphényle disubstitué pour former un composé disubstitué par du formyle quand le premier 4-aminobiphényle disubstitué n'est pas un composé disubstitué par du formyle; iii) acidification du composé disubstitué par du formyle pour convertir les groupes formyles en groupes acides afin de former un composé acidifié; iv) hydrogénation du composé acidifié pour en saturer au moins une double liaison.

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