反应详情

The title compound was prepared in analogy to example 133, step 5 from 10-[4-((R)-2,2,2-trifluoro-1-hydroxy-ethyl)-phenyl]-1,4-dioxa-10-aza-dispiro[4.2.4.2]tetradecan-9-one (4.09 g) by treatment with 2 M HCl (64 ml) in THF (127 ml) as a white solid. (4.06 g). MS (m/e): 342.130 [MH+].