3-[2-[(15-Oxo-3-tetracyclo[10.2.1.05,14.08,13]pentadeca-1(14),2,4,6,8(13),9,11-heptaenyl)oxy]ethoxy]tetracyclo[10.2.1.05,14.08,13]pentadeca-1(14),2,4,6,8(13),9,11-heptaen-15-one 在
hexacarbonyl molybdenum 、
三氟化硼乙醚 作用下,
以
氯苯 为溶剂,
生成 (2Z)-17,20-dioxanonacyclo[19.11.1.14,16.02,30.03,7.05,14.06,11.023,32.026,31]tetratriaconta-1(32),2,4,6(11),7,9,12,14,16(34),21(33),22,24,26(31),27,29-pentadecaene