反应详情

[8-(2,3-Dimethoxy-phenyl)-[1,2,4]-triazolo[1,5-a]pyridin-2-yl]-(4-piperidin-4-yl-phenyl)-amine was prepared from 4-{4-[8-(2,3-dimethoxy-phenyl)-[1,2,4]-triazolo[1,5-a]pyridin-2-ylamino]-phenyl}-piperidine-1-carboxylic acid tert-butyl ester (0.264 g, 0.499 mmol) and trifluoroacetic acid (1 mL) in a manner analogous to Example 312 to give product (0.203 g, 95%). MP=94-97° C. 1H NMR (400 MHz, (D3C)2SO, δ, ppm): 9.52 (s, 1H), 8.78 (d, 1H), 7.52 (m, 3H), 7.15 (m, 6H), 3.87 (s, 3H), 3.59 (s, 3H), 3.05 (m, 2H), 2.55 (m, 4H), 1.62 (m, 2H), 1.45 (m, 2H). MS=430 (MH)+.