← USPTO Patent Applications

METHOD FOR PREPARING AMIDINES FROM N-(ALKYL LACTAMS)

Application US20260092067A1 Kind: A1 Apr 02, 2026

Inventors

Nicola VECCHINI, Federico MONDINI

Abstract

A method for preparing amidines or derivatives thereof includes the step of subjecting N-(amino-alkyl) lactams to dehydration in the presence of a heterogeneous catalyst chosen from a Lewis acid, Lewis acids with Bronsted acid or Bronsted acid components such as cerium oxide catalysts; boron phosphates, cerium, zirconium; other zirconium salts; modified zirconium oxides; and phosphotungstic acid.

CPC Classifications

C07D 487/04

Filing Date

2023-09-04

Application No.

19108987