Alkylation of aromatic amines in the presence of acidic,...

Details Alkylation of aromatic amines in the presence of acidic,... Alkylation of aromatic amines in the presence of acidic,...

C - Chemistry, Metallurgy

07

C

260/600, 260/474

C07C 209/68 (2006.01)

Patent

CA 1266683

ABSTRACT In a process for alkylating aromatic amines by contacting said aromatic amine with an olefin in the presence of a catalyst system. the improvement which comprises alkylating aromatic amines represented by the formulas: I II Image where R is hydrogen, C1-10 alkyl, halogen, phenyl, alkoxy, ester or nitrile: R1 is hydrogen or C1-10 alkyl. x is 0. 1 or 2: A is C0-4 alkylene or NH. y is 1 or Z. except one y in formula I can be zero, with an aliphatic acyclic or cyclic monoolefin in the presence of an acidic crystalline molecular sieve catalyst. said catalyst having an acidity factor of at least 0.30.

522071

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