{(S)-1-[(S)-1-(2-Chloro-ethylcarbamoyl)-2-methyl-propylcarbamoyl]-3-phenyl-propyl}-carbamic acid benzyl ester                                                                                                                                                              在
                                                                                                                                                                                 
氢溴酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
溶剂黄146                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以58%的产率得到(S)-2-Amino-N-[(S)-1-(2-chloro-ethylcarbamoyl)-2-methyl-propyl]-4-phenyl-butyramide; hydrobromide