(E)-(6R,7R)-7-(tert-Butyl-dimethyl-silanyloxy)-2,6-dimethyl-5-oxo-dodec-2-en-11-ynoic acid (R)-1-allyloxycarbonyl-3-methyl-butyl ester                                                                                                                                                              在
                                                                                                                                                                                 
4-二甲氨基吡啶   、                                                                                                  sodium tetrahydroborate   、                                                                                                  
2,4,6-三氯苯甲酰氯   、                                                                                                  
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇   、                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                生成                                                 (E)-(5S,6S,7R)-7-(tert-Butyl-dimethyl-silanyloxy)-5-((S)-2-{[(2S,3R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-methyl-pentanoyl]-methyl-amino}-propionyloxy)-2,6-dimethyl-dodec-2-en-11-ynoic acid (R)-1-allyloxycarbonyl-3-methyl-butyl ester