Conversion of THC, CBD and their derivatives to Cannabinol (US Patent 11981651)

Patent number: 11981651 Kind code: B2 Granted: 2024-05-14 Filed: 2022-06-14 Inventors: Erick M. Carreira (Zurich, CH); Roman Sarott (Zurich, CH); Patrick Pfaff (Zurich, CH); Konrad Hurni (St-Sulpice, CH); Remo Roth (Gipf-Oberfrick, CH); Sarah Eichenberger (Wallisellen, CH); Jürg Stäubli (Prangins, CH) Assignees: SWISS CANNAPHARMACEUTICAL SA (Ecublens, CH); ETH ZURICH (Zurich, CH) CPC: C07D 311/80

Abstract

In a method for aromatizing an alicyclic region of a cannabinoid, especially in enantiopure, scalemic