3,3'-(but-2-yne-1,4-diylbis(oxy))bis(6-chloro-2-(furan-2-yl)-4H-chromen-4-one) 以
异丙醇 为溶剂,
反应 1.0h,
以16%的产率得到(3aS,4S,11bS)-8-chloro-4-(((3aR,4R,11bR)-8-chloro-6-oxo-3a,4,6,11b-tetrahydrofuro[2',3':4,5]pyrano[3,2-b]chromen-4-yl)ethynyl)-3a,11b-dihydrofuro[2',3':4,5]pyrano[3,2-b]chromen-6(4H)-one