Cesium carbonate → (S)-N-(5-(4-Amino-6-((1-(5-methyl-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)ethyl)amino)pyrimidin-5-yl)-2-ethylpyridin-3-yl)-4-methoxybenzenesulfonamide

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Reaction Steps

(S)-2-(1-((6-Amino-5-bromopyrimidin-4-yl)amino)ethyl)-5-methyl-3-phenylpyrrolo[2,1-f][1,2,4]triazin-4(3H)-one (180 mg, 0.41 mmol) was treated with N-(2-ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-4-methoxybenzenesulfonamide (250 mg, 0.60 mmol), 2M cesium carbonate (410 μl, 0.82 mmol) and 1,1′-bis(diphenylphosphino)ferrocene-palladium(II)dichloride dichloromethane complex (30 mg, 0.04 mmol) according to the method described in Example 3 to give 146 mg (55% yield) of the title compound as a solid. Purity 100%.

Provenance & Evidence