专利号:WO-2025045973-A1 优先权日:2023-08-31 标题 :Synthesis of lanifibranor intermediate 发明人:BOUBIA BENAÃ?SSA; GONZALEZ JÉRÔME; BELL FRÉDÉRIC 权利人:INVENTIVA 摘要:The present disclosure is directed to a process for preparing a compound of formula (I), which comprises a palladium-free coupling reaction between N-(4-chloro-2-iodo-phenyl)-1,3-benzothiazole-6-sulfonamide and methyl 5-hexynoate in the presence of a copper catalyst.