tert-butyl 4-(2-fluoro-4-(3-(1-phenethyl-1H-pyrazol-3-yl)-1H-pyrrolo[2,3-b]pyridin-5-yl)phenyl)piperidine-1-carboxylate → 5-(3-fluoro-4-(piperidin-4-yl)phenyl)-3-(1-phenethyl-1H-pyrazol-3-yl)-1H-pyrrolo[2,3-b]pyridine

Participants

Reaction Steps

Using similar reaction conditions as described in step-ii of example-7, tert-butyl 4-(2-fluoro-4-(3-(1-phenethyl-1H-pyrazol-3-yl)-1H-pyrrolo[2,3-b]pyridin-5-yl)phenyl)piperidine-1-carboxylate (66 mg, 0.116 mmol) was deprotected in TFA/toluene (5/5 mL) to afford 23 mg (34% yield) of the titled compound. 1H NMR (CD3OD, 300 MHz): δ 8.82-8.81 (d, 1H), 8.58 (s, 1H), 7.87 (s, 1H), 7.58-7.45 (m, 4H), 7.23-7.11 (m, 5H), 6.577-6.570 (d, 1H), 4.48-4.44 (t, 2H), 3.56-3.52 (d, 2H), 3.24-3.15 (m, 5H), 2.15-2.03 (m, 4H). MS: m/z=466.5 (M+1), HPLC: 96.98% in method A.

Provenance & Evidence