反应详情

In analogy to step a) in the synthesis of building block D, the treatment of (R)-5-(5-bromo-2-fluoro-phenyl)-5-methyl-morpholin-3-one with trimethyloxonium tetrafluoroborate followed by the nucleophilic substitution with ammonium chloride yielded the title compound; its hydrochloride was obtained as a white solid (74%). Mass (calculated) C11H12BrFN2O [287.13]; (found) [M+H]+=287, [M+2+H]+=289.

1. customIn analogy to step a) in the synthesis of building block D