Diisopropylethylamine → (S)-1-(4-(5-(3-(1-(3-(benzyloxy)benzyl)-1H-pyrazol-4-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)pyridin-2-yl)piperazin-1-yl)propan-2-ol

Participants

Reaction Steps

Using similar reaction conditions as described in step-i of example-82A, 3-(1-(3-(benzyloxy)benzyl)-1H-pyrazol-4-yl)-5-(6-(piperazin-1-yl)pyridin-3-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine hydrochloride (200 mg. 0.273 mmol) was alkylated using (S)-2-methyloxirane (48 mg, 0.819 mmol), DIPEA (211 mg, 1.638 mmol) and ethanol (20 mL) to get 200 mg (crude) of the titled compound. MS: m/z=754.3 (M+1).

Provenance & Evidence