(S)-2-Acetylamino-6-[2-(tert-butoxycarbonyl-{[2-(4-methoxy-phenyl)-ethylcarbamoyl]-methyl}-amino)-acetylamino]-hexanoic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 
盐酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                生成                                                 (S)-2-Acetylamino-6-[2-({[2-(4-methoxy-phenyl)-ethylcarbamoyl]-methyl}-amino)-acetylamino]-hexanoic acid methyl ester; hydrochloride