Hydrochloric Acid → HCID 57520764, compound

Participants

Reaction Steps

To a solution of 50 mg of tert-butyl-3-[4-(3-pyrazin-2-yl-ureido)-quinolin-6-yl]-pyrrolidine-1-carboxylate (example 43) (0.120 mmol) in 5 ml of DCM was added 1 ml of 6M HCl solution in propanol-2 with stirring at room temperature. After reaction over night the solvent and excess HCl was removed in vacuum, and the residue was co-distilled at least three times with propanol-2. 50 mg of the desired product were obtained as powder as the di-hydrochloride salt (yield: quant.).

Provenance & Evidence