Methyl iodide → N-(5-Bromo-4-methyl-2-pyridinyl)-N-methylmethanesulfonamide

Beteiligte Stoffe

Reaktionsschritte

The product from step (i) (2.23 g), potassium carbonate (2.33 g) and methyl iodide (0.7 ml) were stirred in DMF (20 ml) for 20 h. The reaction was quenched with water, extracted with EtOAc, dried (MgSO4) and evaporated. The residue was purified by chromatography on silica eluting with 30% EtOAc/isohexane. Yield 1.5 g. Carried forward to step (ii) without characterisation.

Herkunft & Nachweise