Cesium carbonate → Tert-butyl {4-[4-(4-methoxybenzylamino)-3-(3-methoxyphenyl)pyrrolo[3,2-c]pyridin-1-yl]butyl)carbamate

Participants

Reaction Steps

450 mg (1.1 mmol) of (4-methoxybenzyl)-[3-(3-methoxyphenyl)-1H-pyrrolo-[3,2-c]pyridin-4-yl]amine from Example B3, 428 mg (1.7 mmol) of 4-(BOC-amino)butyl bromide and 0.9 g (2.8 mmol) of caesium carbonate in 60 ml of DMF are warmed to 60° C. over the course of 12 h. Aqueous work-up at RT and chromatographic purification gives 600 mg (82%) of a colourless oil.

Provenance & Evidence