12,12-Bis-[(5-[2-allyloxycarbonylamino-1-(allyloxycarbonylamino-methyl)-ethoxy]-1-{4-[2-allyloxycarbonylamino-1-(allyloxycarbonylamino-methyl)-ethoxy]-but-2-ynyl}-pent-3-ynyloxycarbonylmethyl)-carbamoyl]-dodecanoic acid 2,2,2-trichloro-ethyl ester                                                                                                                                                              在
                                                                                                                                                                                 ammonium acetate   、                                                                                                  
锌                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        以61%的产率得到12,12-Bis-[(5-[2-allyloxycarbonylamino-1-(allyloxycarbonylamino-methyl)-ethoxy]-1-{4-[2-allyloxycarbonylamino-1-(allyloxycarbonylamino-methyl)-ethoxy]-but-2-ynyl}-pent-3-ynyloxycarbonylmethyl)-carbamoyl]-dodecanoic acid