反应详情

Following the general procedure III as described above, the alkylation 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 3-bromomethyl-3-fluoro-oxetane (described in US2005215599) gave the title compound. ES-MS m/e (%): 487.1(M+H+).