(19)

(11)

EP 4 547 641 A1

(12)

(43) Date of publication: 07.05.2025 Bulletin 2025/19 (21) Application number: 23748724.4 (22) Date of filing: 21.07.2023

(51) International Patent Classification (IPC):  C07C 67/08(2006.01) C07C 69/54(2006.01) C07C 67/303(2006.01) C07C 57/04(2006.01) C07C 69/24(2006.01) C07C 67/327(2006.01) C07C 51/377(2006.01) B01J 23/00(2006.01) (52) Cooperative Patent Classification (CPC): C07C 51/377; C07C 67/08; C07C 67/327; C07C 67/303; B01J 21/18; B01J 37/18; B01J 37/08; B01J 21/04; B01J 23/36; B01J 29/48; B01J 21/063; B01J 37/0201; B01J 37/16; B01J 37/0205; B01J 21/08; B01J 23/688; B01J 23/6567; B01J 29/166   C-Sets: C07C 67/08, C07C 69/24; C07C 51/377, C07C 57/04; C07C 67/08, C07C 69/54; C07C 67/327, C07C 69/54; C07C 67/303, C07C 69/24; (86) International application number: PCT/EP2023/070258 (87) International publication number: WO 2025/021274 (30.01.2025 Gazette 2025/05)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (71) Applicant: Kemijski Institut 1000 Ljubljana (SI)	(72) Inventors: HARTH, Florian Maximilian 97845 Neustadt (DE) GRILC, Miha 1291 Skofljica (SI) LIKOZAR, Blaz 4000 Kranj (SI) (74) Representative: Weickmann & Weickmann PartmbB  Postfach 860 820 81635 München 81635 München (DE)