2-(4-(4-Aminophenyl)piperazin-1-yl)ethan-1-ol → N-{3-[(2-{4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-phenylamino}-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino)-methyl]-pyridin-2-yl}-N-methyl-methanesulfonamide

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Reaction Steps

N-{3-[(2-{4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-phenylamino}-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino)-methyl]-pyridin-2-yl}-N-methyl-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 2-[4-(4-amino-phenyl)-piperazin-1-yl]-ethanol (50.0 mg, 0.226 mmol) with 2,2′-Bis-dicyclohexylphosphanyl-biphenyl (26.0 mg, 0.0476 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a tan foam (0.052 g, 46%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.41 (d, J=4.5 Hz, 1H), 7.85 (d, J=7.2 Hz, 1H), 7.81 (d, J=6.7 Hz, 1H), 7.48 (d, J=8.8 Hz, 2H), 7.30-7.25 (m, 1H), 6.96 (d, J=8.8 Hz, 2H), 6.64 (t, J=7.3 Hz, 1H), 6.56 (s, 1H), 6.29 (d, J=7.7 Hz, 1H), 5.33-5.28 (m, 1H), 4.17 (d, J=6.1 Hz, 2H), 3.67 (t, J=5.3 Hz, 2H), 3.32 (s, 3H), 3.18-3.13 (m, 4H), 3.09 (s, 3H), 2.72-2.67 (m, 4H), 2.62 (t, J=5.4 Hz, 2H). MS=552 (MH)+.

Provenance & Evidence