反应详情

The procedure described in Example 177 was repeated, except that (RS)-2-(4-chlorobenzenesulfonylamino)-3-phenylpropanoic acid (1 g) and ethyl 4-aminophenylacetate hydrochloride (571 mg) were condensed in chloroform (35 ml) in the presence of triethylamine (1.64 ml) and 1-methyl-2-chloropyridinium iodide (902 mg) to obtain (RS)-2-(4-chlorobenzenesulfonylamino)-N-(4-(ethoxycarbonylmethyl) phenyl)-3-phenylpropanamide (442.3 mg).