2,2'-Bis(dicyclohexylphosphino)-1,1'-biphenyl → N-{4-[2-({4-[(1,1-dioxidothiomorpholin-4-yl)methyl]phenyl}amino)[1,2,4]triazolo[1,5-a]pyridin-8-yl]phenyl}-N-methylmethanesulfonamide

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Reaction Steps

N-{4-[2-({4-[(1,1-dioxidothiomorpholin-4-yl)methyl]phenyl}amino)[1,2,4]triazolo[1,5-a]pyridin-8-yl]phenyl}-N-methylmethanesulfonamide was prepared from N-[4-(2-amino-[1,2,4]triazolo[1,5-a]pyridin-8-yl)-phenyl]-N-methyl-methanesulfonamide (75.0 mg, 0.236 mmol) and 4-(4-bromo-benzyl)-thiomorpholine 1,1-dioxide (80.0 mg, 0.263 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 an orange solid (0.083 g, 65%). MP=177-180° C. 1H NMR (400 MHz, CDCl3, δ, ppm): 8.45 (dd, J=6.7, 1.1 Hz, 1H), 8.04 (d, J=8.6 Hz, 2H), 7.60-7.52 (m, 5H), 7.28 (d, J=8.5 Hz, 2H), 7.00 (t, J=6.9 Hz, 1H), 6.89 (s, 1H), 3.62 (s, 2H), 3.39 (s, 3H), 3.08-2.96 (m, 8H), 2.90 (s, 3H). MS=541 (MH)+.

Provenance & Evidence