Reacción #11725

Ecuación de reacción

(5-chloro-2-{2-[4-(4-fluoro-benzyl)-(2R)-2-methyl-piperazin-1-yl]-2-oxo-ethoxy}-phenyl)-carbamic acid 4-nitro-phenyl ester

β-alanine methyl ester hydrochloride

triethylamine

→

title compound

Rendimiento 80.0%

3-[3-(5-Chloro-2-{2-[4-(4-fluoro-benzyl)-(2R)-2-methyl-piperazin-1-yl]-2-oxo-ethoxy}-phenyl)-ureido]-propionic acid methyl ester

Rendimiento 80.0%

Disolventes

methanol

Condiciones de reacción

Tratamiento posterior

1. 1
   ConcentraciónThe reaction was concentrated
2. 2
   Otropurified via chromatography on silica gel

Procedimiento

To a solution of (5-chloro-2-{2-[4-(4-fluoro-benzyl)-(2R)-2-methyl-piperazin-1-yl]-2-oxo-ethoxy}-phenyl)-carbamic acid 4-nitro-phenyl ester (0.10 g, 0.18 mmol) in methanol was added β-alanine methyl ester hydrochloride (0.038 g, 0.27 mmol) and triethylamine (0.038 mL, 0.27 mmol). The reaction was stirred at ambient temperature overnight. The reaction was concentrated and purified via chromatography on silica gel to give the title compound (0.075 g).

Fuente