This document is a publication of a European patent application (EP4626874A1) by the European Patent Office (EPO). It details "PROCESSES AND INTERMEDIATES FOR THE PREPARATION OF SPIROCYCLIC KRAS INHIBITORS" and lists Boehringer Ingelheim International GmbH as the applicant and ZHANG, Yongda et al. as inventors. The publication date is March 11, 2026.

As this is a patent application publication, it does not impose direct regulatory obligations or compliance deadlines on entities. However, it is relevant for pharmaceutical companies and researchers in the oncology field, particularly those involved in drug development and intellectual property strategy related to Kras inhibitors. Companies should monitor granted patents and potential licensing opportunities or competitive landscapes.