反应详情

The title compound was prepared in a manner similar to EXAMPLE 3 using 2-chloro-5-(4-(methylsulfonyl)benzyl)-5,6,6a,7,9,10-hexahydro-[1,4]oxazino[3,4-h]pteridine (PREPARATION x9, 75 mg, 0.190 mmol), 1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazol-1-yl)ethanone (109 mg, 0.381 mmol) and PdCl2(dppf) (6.97 mg, 9.52 μmol) in dioxane (2 mL) and aqueous saturated NaHCO3 (0.4 mL). 1H NMR (400 MHz, DMSO-d6) δ 3.18-3.38 (m, 5H), 3.88-4.05 (m, 3H), 4.09-4.19 (m, 2H), 4.73 (m, 4H), 7.49 (s, 1H), 7.56 (s, 1H), 7.65 (d, J=8.34 Hz, 2H), 7.72 (s, 1H), 7.84 (d, J=7.33 Hz, 1H), 7.94 (d, J=8.34 Hz, 2H), 8.61 (s, 1H), 13.00-13.68 (m, 1H). ESI-MS m/z [M+H]+ calc'd for C24H24N6O3S, 477.16. found 477.4.