N-[3-bromo-5-(S)-bornyloxy-2(5H)-furanonyl] (S)-phenylglycine propargyl ester 在
copper(l) iodide 、
正丁胺 、
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
反应 24.0h,
以54%的产率得到(S)-6-((R)-2-((S)-4-bromo-5-oxo-2-((1S,2R,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yloxy)-2,5-dihydrofuran-3-ylamino)-2-phenylacetoxy)hexa-2,4-diynyl 2-((S)-4-bromo-5-oxo-2-((1S,2R,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yloxy)-2,5-dihydrofuran-3-ylamino)-2-phenylacetate