反应详情

温度

120 °C

A mixture of 4-(3-chloropyrazin-2-yloxy)-N-methoxy-N-methylbenzamide (1.4 g, 4.77 mmol), 2-(3,6-dihydro-2H-thiopyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (1.132 g, 5.01 mmol), potassium carbonate (1.976 g, 14.30 mmol), and bis(tri-tert-butylphosphine)palladium(0) (0.244 g, 0.477 mmol) in p-dioxane/H2O (10:1, 11 ml) was heated to 120° C. in 4 h, cooled, taken up in H2O, extracted with EtOAc (3×), dried over MgSO4, concentrated and purified by ISCO (50% EtOAc/hexanes) to give the titled compound. MS [M+1]: 358.1.

1. temperaturecooled
2. extractionextracted with EtOAc (3×)
3. dry with materialdried over MgSO4
4. concentrationconcentrated
5. custompurified by ISCO (50% EtOAc/hexanes)