C(OC(=O)[NH:7][C:8]1[CH:13]=[CH:12][N:11]2[N:14]=[C:15]([C:17]3[CH:22]=[CH:21][CH:20]=[C:19]([O:23][CH3:24])[CH:18]=3)[N:16]=[C:10]2[CH:9]=1)(C)(C)C.Cl>C(Cl)Cl.O1CCOCC1>[CH3:24][O:23][C:19]1[CH:18]=[C:17]([C:15]2[N:16]=[C:10]3[CH:9]=[C:8]([NH2:7])[CH:13]=[CH:12][N:11]3[N:14]=2)[CH:22]=[CH:21][CH:20]=1To a solution of [2-(3-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-yl]-carbamic acid tert-butyl ester (5.5 g, 16.2 mmol) in DCM (100 ml) was added a solution of HCl in dioxane (4 N, 20 ml). The resultant reaction mixture was stirred at 25° C. for 16 h. Volatiles were removed in vacuum, and the resultant residue was dried under vacuum to give 2-(3-methoxy-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylamine (5 g, quant) as light yellow solid. LC-MS: m/z=241.0 [M+H]+.
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