Cesium carbonate → HCID 67238130, compound

Participants

Reaction Steps

3-Chlorophenylboronic acid (40.7 mg, 0.26 mmol) and 2-chloro-oxazole-4-carboxylic acid [1-(3,5-difluoro-4-methanesulfonylamino-phenyl)-ethyl]-amide (50 mg, 0.13 mmol) was reacted using Pd(PPh3)2Cl2 (7 mg, 0.01 mmol), Cs2CO3 (127 mg, 0.39 mmol) as described above to give the title compound (20 mg, 34%) after purification by flash chromatography on silica gel (hexane: EtOAc=1:1). 1H NMR (300 MHz, CDCl3): δ8.31 (s, 1H), 8.05 (s, 1H), 7.93 (d, 1H, J=7.2 Hz), 7.45 (m, 2H), 7.29 (bs, 1H), 7.01 (d, 2H, J=8.7 Hz), 6.67 (s, 1H), 5.22 (m, 1H), 3.18 (s, 3H), 1.60 (d, 3H, J=6.9 Hz)

Provenance & Evidence