反应详情

Following the general procedure VII as described above, the acylation of 1′-[(6-chloro-1H-indol-3-yl)carbonyl]-5-fluoro-3H-spiro[2-benzofuran-1,4′-piperidin]-3-one (prepared according to example 19) with commercially available 2,3-difluorobenzoyl chloride gave the title compound. ES-MS m/e (%): 539.3(M+H+).