4-(3-{4-[(4-Chloro-phenyl)-methyl-carbamoyl]-2-fluoro-phenoxy}-propyl)-piperazine-1-carboxylic Acid Tert-butyl Ester → N-(4-Chloro-phenyl)-3-fluoro-N-methyl-4-(3-piperazin-1-yl-propoxy)-benzamide Dihydrochloride

Participants

Reaction Steps

4-(3-{4-[(4-Chloro-phenyl)-methyl-carbamoyl]-2-fluoro-phenoxy}-propyl)-piperazine-1-carboxylic acid tert-butyl ester from Example E71.1 (210 mg, 0.4 mmol) was dissolved in 4M HCl in dioxan (5 ml) and stirred for 1 h at room temperature. Solvents were concentrated in vacuo and azeotroped with toluene to yield the title compound (184 mg, 100%).

Provenance & Evidence