反应详情

In analogy to the procedure described for the preparation of intermediate A-11, 5-bromo-4-chloro-pyridine-3-carbaldehyde has been reacted first with ethanesulfonamide, followed by reduction of the thus formed imine with NaBH4 in MeOH to give the title compound as a light orange solid. MS: 313.2 and 315.1 (M+H+).