4-(1-Methylpiperidin-4-yl)aniline → N(8)-(2-Methanesulfonyl-benzyl)-N(2)-[4-(1-methyl-piperidin-4-yl)-phenyl]-[1,2,4]triazolo[1,5-a]pyridine-2,8-diamine

関与物質

反応手順

N(8)-(2-Methanesulfonyl-benzyl)-N(2)-[4-(1-methyl-piperidin-4-yl)-phenyl]-[1,2,4]triazolo[1,5-a]pyridine-2,8-diamine was prepared from (2-chloro-[1,2,4]triazolo[1,5-a]pyridin-8-yl)-(2-methanesulfonyl-benzyl)-amine (75.0 mg, 0.223 mmol) and 4-(1-methyl-piperidin-4-yl)-phenylamine (47.0 mg, 0.247 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (25.0 mg, 0.0457 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a tan foam (0.042 g, 38%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.11 (d, J=8.2 Hz. 1H), 7.85 (d, J=6.7 Hz, 1H), 7.67-7.59 (m, 2H), 7.55-7.46 (m, 3H), 7.20 (d, J=8.5 Hz, 2H), 6.69 (t, J=7.4 Hz, 1H), 6.37 (s, 1H), 6.42 (d, J=7.6 Hz, 1H), 5.29 (t, J=6.1 Hz, 1H), 4.96 (d, J=6.1 Hz, 2H), 3.16 (s, 3H), 3.01-2.94 (m, 2H), 2.50-2.39 (m, 1H), 2.33 (s, 3H), 2.10-2.00 (m, 2H), 1.86-1.73 (m, 4H). MS=491 (MH)+.

情報源と証拠