2,2'-Bis(dicyclohexylphosphino)-1,1'-biphenyl → HCID 49838516, compound

Participants

Reaction Steps

N-{3-[(1,1-dioxidothiomorpholin-4-yl)methyl]phenyl}-8-[4-(methylsulfonyl)phenyl][1,2,4]triazolo[1,5-a]pyridin-2-amine was prepared from 8-(4-methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine (75.0 mg, 0.260 mmol) and 4-(3-bromo-benzyl)-thiomorpholine 1,1-dioxide (90.0 mg, 0.296 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (29.0 mg, 0.0530 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a pale yellow foam (0.046 g, 34%). 1H NMR (400 MHz, CDCl3, δ, ppm): 8.52 (dd, J=6.7, 1.0 Hz, 1H), 8.23 (d, J=8.H Hz, 2H), 8.09 (d, J=8.4 Hz, 2H), 7.68 (dd, J=7.4, 0.9 Hz, 1H), 7.62-7.60 (m, 1H), 7.48 (dd, J=8.1, 1.8 Hz, 1H), 7.32 (t, J=7.7 Hz, 1H), 7.05 (t, J=7.1 Hz, 1H), 6.97-6.93 (m, 2H), 3.70 (s, 2H), 3.13-3.01 (m, 11H). MS=512 (MH)+.

Provenance & Evidence