(19)
(11) EP 4 739 689 A1

(12)

(43) Date of publication:
13.05.2026 Bulletin 2026/20

(21) Application number: 24739535.3

(22) Date of filing: 03.07.2024
(51) International Patent Classification (IPC): 
C07D 471/08(2006.01)
A61K 51/04(2006.01)
C07B 59/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C07D 471/08; C07B 59/002; C07B 2200/05
(86) International application number:
PCT/EP2024/068788
(87) International publication number:
WO 2025/008432 (09.01.2025 Gazette 2025/02)
(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:
GE KH MA MD TN

(30) Priority: 04.07.2023 EP 23306128

(71) Applicants:
  • Université de Strasbourg
    67000 Strasbourg (FR)
  • Centre National de la Recherche Scientifique
    75016 Paris (FR)

(72) Inventors:
  • NONAT, Aline
    67201 ECKBOLSHEIM (FR)
  • CHARBONNIERE, Loïc
    67720 WEYERSHEIM (FR)
  • SY, Maryame
    94600 CHOISY-LE-ROI (FR)
  • CHARPENTIER, Cyrille
    67000 STRASBOURG (FR)
  • JAKAB TÓTH, Eva
    45160 OLIVET (FR)

(74) Representative: IPAZ 
Parc Les Algorithmes Bâtiment Platon
91190 Saint Aubin
91190 Saint Aubin (FR)

   


(54) NOVEL BISPIDINE-BASED METAL CHELATING LIGANDS DISPLAYING GOOD RELAXIVITY