反应详情

206 a) 2-Chloro-8-{4-[4-(4-methyl-piperazin-1-yl)-piperidin-1-yl]-phenyl}-[1,2,4]triazolo[1,5-a]pyridine was prepared from 8-(4-bromo-phenyl)-2-chloro-[1,2,4]triazolo[1,5-a]pyridine (100.0 mg, 0.3241 mmol) and 1-methyl-4-piperidin-4-yl-piperazine (66.0 mg, 0.360 mmol) in a manner analogous to Example 2d. Product isolated as a pale yellow solid (0.023 g, 17%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.40 (d, J=6.7 Hz, 1H), 7.93 (d, J=8.0 Hz, 2H), 7.64 (d, J=7.4 Hz, 1H), 7.10 (t, J=6.8 Hz, 1H), 7.03 (d, J=8.3 Hz, 2H), 3.87 (d, J=12.5 Hz, 2H), 2.82 (t, J=12.6 Hz, 2H), 2.70-2.35 (m, 9H), 2.30 (s, 3H), 1.95 (d, J=11.9 Hz, 2H), 1.75-1.60 (m, 2H). MS=411 (MH)+. 206 b) [3-(4-Methyl-piperazin-1-yl)-phenyl]-(8-{4-[4-(4-methyl-piperazin-1-yl)-piperidin-1-yl]-phenyl}-[1,2,4]triazolo[1,5-a]pyridin-2-yl)-amine was prepared from 2-chloro-8-{4-[4-(4-methyl-piperazin-1-yl)-piperidin-1-yl]-phenyl}-[1,2,4]triazolo[1,5-a]pyridine (23.0 mg, 0.0560 mmol) and 3-(4-methylpiperazin-1-yl)aniline (12.0 mg, 0.0627 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (5.0 mg, 0.0091 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a yellow solid (0.014 g, 44%). MP=222-225° C. 1H NMR (400 MHz, CDCl3, δ, ppm): 8.33 (d, J=6.6 Hz, 1H), 7.96 (d, J=8.3 Hz, 2H), 7.52 (d, J=7.7 Hz, 1H), 7.48 (s, 1H), 7.21 (t, J=7.6 Hz, 1H), 7.03 (d, J=7.9 Hz, 2H), 6.95-6.89 (m, 2H), 6.82 (s, 1H), 6.57 (d, J=8.4 Hz, 1H), 3.86 (d, J=13.2 Hz, 2H), 3.31-3.26 (m, 4H), 2.81 (t, J=12.2 Hz, 2H), 2.70-2.38 (m, 13H), 2.37 (s, 3H), 2.30 (s, 3H), 1.94 (d, J=11.6 Hz, 2H), 1.75-1.63 (m, 2H). MS=566 (MH)+.