tert-butyl ((S)-1-(((S)-3,3-dimethyl-1-oxo-1-((S)-2-(((1S,2R)-2-(prop-2-yn-1-yloxy)-1,2,3,4-tetrahydronaphthalen-1-yl)carbamoyl)pyrrolidin-1-yl)butan-2-yl)amino)-1-oxopropan-2-yl)(methyl)carbamate 在
copper diacetate 作用下,
以
乙腈 为溶剂,
反应 1.0h,
以82%的产率得到tert-butyl (2S,2′S)-1,1′-(2S,2′S)-1,1′-((2S,2′S)-2,2′-(1S,1′S,2R,2′R)-2,2′-(hexa-2,4-diyne-1,6-diylbis(oxy))bis(1,2,3,4-tetrahydronaphthalene-2,1-diyl)bis(azanediyl)bis(oxomethylene)bis(pyrrolidine-2,1-diyl))bis(3,3-dimethyl-1-oxobutane-2,1-diyl)bis(azanediyl)bis(1-oxopropane-2,1-diyl)bis(methylcarbamate)