4-(4-Methylpiperazin-1-yl)aniline → N-Methyl-N-[3-({2-[4-(4-methyl-piperazin-1-yl)-phenylamino]-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino}-methyl)-pyridin-2-yl]-methanesulfonamide

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N-Methyl-N-[3-({2-[4-(4-methyl-piperazin-1-yl)-phenylamino]-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino}-methyl)-pyridin-2-yl]-methanesulfonamide was prepared from N-{3-[(2-chloro-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino)-methyl]-pyridin-2-yl}-N-methyl-methanesulfonamide (75.0 mg, 0.204 mmol) and 4-(4-methyl-piperazin-1-yl)-phenylamine (47.0 mg, 0.246 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 brown foam (0.030 g, 28%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.40 (dd, J=4.7, 1.6 Hz, 1H), 7.84 (d, J=7.7 Hz, 1H), 7.80 (d, J=6.7 Hz, 1H), 7.48 (d, J=8.9 Hz, 2H), 7.29-7.24 (m, 1H), 6.96 (d, J=8.9 Hz, 2H), 6.63 (t, J=7.4 Hz, 1H), 6.56 (s, 1H), 6.28 (d, J=7.6 Hz, 1H), 5.28 (t, J=6.2 Hz, 1H), 4.76 (d, J=6.3 Hz, 2H), 3.32 (s, 3H), 3.18-3.13 (m, 4H), 3.09 (s, 3H), 2.62-2.57 (m, 4H), 2.36 (s, 3H). MS=522 (MH)+.

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