Method for producing aromatic heterocyclic ring-substituted difluoroacetic acid derivative

The European Patent Office granted patent EP4101843A1 to AGC Inc. for a method of producing aromatic heterocyclic ring-substituted difluoroacetic acid derivatives. The patent classifies under multiple IPC categories including C07D 213/26, 215/16, 233/26, 237/30, 241/44, and 277/64, covering various heterocyclic compound synthesis methods.

Affected parties include chemical and pharmaceutical manufacturers interested in difluoroacetic acid derivative synthesis. No compliance obligations are created by this patent grant, though entities conducting research in this area should review the patent claims to assess potential licensing requirements.