Cesium carbonate → HCID 22143653, compound

Participants

Reaction Steps

This material was prepared from the reaction of methyl 6-hydroxy-2-methylbenzo[b]thiophene-3-carboxylate 11a (200 mg, 0.90 mmole) with 7-chloro-2-(1-methyl-1H-imidazol-2-yl)thieno[3,2-b]pyridine 1e (188 mg, 0.75 mmole) and Cs2CO3 (1.22 g, 3.75 mmole) in a manner as previously described for example 1 to give a yellow solid (200 mg, 51%). 1H NMR (DMSO-d6, 300 MHz) δ8.52 (1H, d, J=5.46 Hz), 8.38 (1H, d, J=9.04 Hz), 8.02 (1H, d, J=2.26 Hz), 7.89 (1H. s), 7.40 (2H, s), 7.02 (1H, s), 6.73 (1H, d, J=5.46 Hz), 3.98 (3H, s), 3.91 (3H, s), 2.82 (3H, s).

Provenance & Evidence