反应详情

According to General Protocol II, 4-chloro-7-(4-methoxybenzyl)-N-(8-morpholino-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)-6,7-dihydro-5H-pyrrolo[2,3-c]pyrimidin-2-amine was prepared from 2,4-dichloro-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine (Intermediate A1, 200 mg, 0.645 mmol), 8-morpholino-2,3-dihydrobenzo[b][1,4]dioxin-5-amine (Intermediate B4, 152 mg, 0.644 mmol), Pd2(dba)3 (118 mg, 0.129 mmol), (±)-BINAP (80 mg, 0.129 mmol) and sodium tert-butoxide (124 mg, 1.292 mmol) in a microwave tube at 100° C. for 10 minutes, and isolated as a yellow solid (200 mg, yield 61%). 1H NMR (400 MHz, CDCl3) δ ppm 8.01-8.03 (d, 1H, J=8.8 Hz), 7.21-7.24 (d, 2H, J=8.4 Hz), 6.86-6.88 (d, 2H, J=8.8 Hz), 6.51-6.54 (d, 1H, J=8.8 Hz), 4.54 (s, 2H), 4.30-4.34 (m, 4H), 3.86-3.89 (m, 4H), 3.80 (s, 3H), 3.46-3.50 (m, 2H), 3.00-3.03 (m, 4H), 2.91-2.95 (m, 2H).