2,2'-Bis(dicyclohexylphosphino)-1,1'-biphenyl → HCID 49838391, compound

Participants

Reaction Steps

187 c) {3-[4-(3-Fluoro-propyl)-piperazin-1-yl]-phenyl}-[8-(4-methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl]-amine was prepared from 2-chloro-8-(4-methanesulfonyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridine (220.0 mg, 0.7148) and 3-[4-(3-fluoro-propyl)-piperazin-1-yl]-phenylamine (180.0 mg, 0.7585 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (60.0 mg, 0.110 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a tan solid (0.264 g, 73%). MP=157-169° C. 1H NMR (400 MHz, CDCl3, δ, ppm): 8.49 (d, J=6.7 Hz, 1H), 8.26 (d, J=8.0 Hz, 2H), 8.09 (d, J=8.0 Hz, 2H), 7.66 (d, J=7.4 Hz, 1H), 7.46 (br s, 1H), 7.22 (t, J=8.0 Hz, 1H), 7.02 (t, J=7.0 Hz, 1H), 6.93 (d, J=7.6 Hz, 1H), 6.89 (s, 1H), 6.59 (d, J=8.0 Hz, 1H), 4.64-4.48 (m, 2H), 3.30 (br s, 4H), 3.11 (s, 3H), 2.93-2.40 (m, 6H), 2.08-1.90 (m, 2H). MS=509 (MH)+.

Provenance & Evidence